40 Postdoctoral Fellowship at Oak Ridge National Laboratory, United States

We are seeking a postdoctoral research associate who will study the dynamics of low-energy, high-charge ion beams. This project will utilize the Spallation Neutron Source (SNS) Beam Test Facility, a front-end replica with advanced diagnostics. This position resides in the Accelerator Physics Group in the Accelerator Science and Technology Section, Research Accelerator Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL).  

You will be part of a dynamic team working on multiple aspects of this problem. You will have a chance to learn about specialized diagnostics, particularly for high dynamic range and high dimensional measurement of particle beam distributions. This project is motivated by the limitation presented by uncontrolled beam loss to the performance of high-power accelerators such as the Spallation Neutron Source (SNS). The goal of this work is to demonstrate predictive modeling of beam distributions in a realistic accelerator, and as such includes an emphasis on computation modeling.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

Oak Ridge National Laboratory (ORNL) is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver solutions to compelling problems in energy and security. Our capabilities span a broad range of scientific and engineering disciplines, enabling the Laboratory to explore fundamental science challenges and to carry out the research needed to accelerate the delivery of solutions to the marketplace.

The Biosciences Division (http://www.ornl.gov/sci/ees/bsd/) of ORNL has an opening for a plant biologist (Postdoctoral Research Associate, Plant Systems Biology) to conduct basic research on plant genes and phenotypes that are foundational to developing sustainable biomass feedstocks. Selected applicant will join a team of diverse, cross-disciplinary scientific and technical staff working to characterize and understand the variation in plant phenotyping traits and response to microbial inoculation and abiotic stresses and link these to genetic information under the Plant-Microbe Interfaces (PMI) Scientific Focus Area project (https://pmiweb.ornl.gov/).

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

This position seeks to fill a research role in chemical processes and energy systems with an expert in computational modeling and simulation theory and application. Preference is given to candidates with expertise in the modeling and cost and environmental impacts analysis of chemical processes and systems over a wide range of scales. The successful candidate will work closely with experimental teams and perform the modeling and analysis tasks independently. Experience with commercial chemical process simulation software (Aspen Plus, CHEMCAD, etc.) and life cycle and sustainability assessment software (SimaPro or OpenLCA) will all be considered favorably. Direct experience modeling semi-continuous or continuous flow biochemical/chemical/electrochemical reactors and working knowledge of both finite volume and finite element methods will be a positive.

Candidates should have a demonstrated record of technical accomplishment in the field of modeling and simulation and defining and implementing research visions that unify and guide the activities of multi-disciplinary researchers. Experience with validation of models and working with experimentalist is also of interest. The chosen candidate is expected to contribute to major programs in the areas of biomass conversion to fuels and co-products, chemical manufacturing, CO2 capture and utilization, energy storage, critical material separation and other clean energy/chemical processes.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

The Manufacturing Energy Efficiency Research & Analysis (MEERA) Group at ORNL is seeking a Postdoctoral Research Associate to engage in research and technical support for industrial decarbonization workforce development. The ideal candidate should have a strong background in mechanical engineering, industrial energy systems, renewable energy, decarbonization, or other related fields. They should also possess experience in industrial workforce development and technical training.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

The Manufacturing Energy Efficiency Research & Analysis (MEERA) Group, housed within the Manufacturing Science Division (MSD), Energy Science and Technology Directorate (ESTD) at the Oak Ridge National Laboratory (ORNL) is currently seeking to fill a position for a Postdoctoral Research Associate. This role entails engaging in research within the domains of renewable energy and the implementation of clean energy technologies on-site, along with their associated supportive technologies (such as solar photovoltaics, solar thermal systems, wind power, renewable fuels, geothermal solutions, battery storage, thermal storage, and industrial heat pumps). The role also involves research and analysis of technologies and practices for increasing the energy efficiency of the industrial sectors. The primary objective is the direct reduction of greenhouse gas (GHG) emissions within the industrial sector.

The MEERA Group actively contributes to the efforts of the Department of Energy’s Industrial Efficiency & Decarbonization Office (IEDO) in providing technical assistance. The focus of this assistance revolves around identifying and facilitating the deployment of on-site clean energy solutions. These solutions aim to generate energy that is both flexible and dependable, thereby contributing to the reduction of GHG emissions. Furthermore, these efforts align with the overarching goal of promoting corporate sustainability within the industrial sector.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

We seek several Postdoctoral Research Associates to support research in the Biogeochemical Dynamics Group in the Environmental Sciences Division (ESD), Biological and Environmental Systems Science Directorate (BESSD) at ORNL. We are interested in qualified candidates who can apply their creativity and skills in aquatic biogeochemistry and/or ecology to advance a predictive understanding of how and why watershed hydro-biogeochemical processes (esp. stream metabolism) operate under a range of hydrologic regimes and vary within and across stream networks that drain heterogeneous land covers. The candidates will work with world-leading biogeochemical experimental and field researchers and modelers to support the Watershed Dynamics and Evolution Science Focus Area (https://wade.ornl.gov/).

ESD is an interdisciplinary research and development organization with more than 60 years of achievement in local, regional, national, and international environmental research. Our vision is to expand scientific knowledge and develop innovative strategies and technologies that will strengthen the nation’s leadership in creating solutions to help sustain the Earth’s natural resources. Our scientists conduct research, develop technology, and perform analyses to understand and assess responses of environmental systems at the environment-human interface and the consequences of alternative energy and environmental strategies.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

The Applied Research in Mobility Systems (ARMS) group within the Buildings and Transportation Science Division (BTSD) at the Oak Ridge National Laboratory (ORNL) is seeking applicants for the position of Postdoctoral Research Associate.  The Applied Research in Mobility Systems group focuses on accelerating the development of advanced vehicles and complex mobility systems through advances in connected and autonomous vehicle technologies, communications, systems integration, simulation frameworks, and decision science.  The objective of the hiring group is to provide leadership in advanced mobility systems decision science, transportation infrastructure deployment roadmaps, development of national transportation systems decarbonization (through electrification) blueprints, associated hardware-in-the-loop research, and simulation frameworks, to accelerate the development of transportation technologies from component-level to full vehicle and ultimately to system applications.

The ARMS Group is comprised of both senior and junior researchers, and it maintains strong collaborations with researchers in numerous other groups within ORNL as well as across the broader scientific ecosystem throughout the U.S. and world. Oak Ridge National Laboratory is the largest of the U.S. Department of Energy’s multipurpose national laboratories. Its scientific programs span the spectrum from basic science to applied research and development. This includes energy (transport, buildings, manufacturing, conversion, and storage), Earth systems science (land, water, ecosystems, and biodiversity), and human dynamics, as well as various other research domains ranging from advanced materials and nuclear science to high-performance computing and national security. Climate change, decarbonization, and sustainability are cross-cutting themes across the laboratory. ORNL’s National Transportation Research Center (NTRC) is accelerating the pace of research and development for efficient, safe, secure, and environmentally friendly transportation solutions while creating economic opportunity for the nation.

The Manufacturing Energy Efficiency Research & Analysis (MEERA) Group in the Manufacturing Science Division (MSD) at Oak Ridge National Laboratory (ORNL) is seeking applicants for a postdoctoral research associate position in energy efficiency and decarbonization for the industry sector. This position augments ORNL’s industrial energy efficiency and decarbonization team, which operates in support of DOE’s Better Plants and Better Climate Challenge programs. The mission of the MEERA group is to research, analyze, and disseminate knowledge on energy, carbon, water, and material efficiency in the manufacturing sector and to develop, deploy, and promote impactful practices, tools, and technologies. The MEERA group is a part of ORNL’s Manufacturing Science Division in the Energy Science and Technology Directorate.

Through its energy efficiency & decarbonization technical assistance programs, the MEERA group develops a diverse portfolio of industrial energy efficiency tools and resources delivered to the manufacturing sector through various technical assistance and training events worldwide. The MEERA group actively supports industry partners in improving manufacturing plant energy efficiency and decarbonization through roles in the U.S. Department of Energy’s Better Plants and Better Climate Challenge programs.  

We are seeking a Postdoctoral Research Associate who will support the Deposition Science and Technology Group in the Manufacturing Science Division (MSD), Energy Science and Technology Directorate (ESTD) at Oak Ridge National Laboratory (ORNL).   The Postdoctoral Research Associate will contribute to the establishment of constitutive modeling frameworks and development of computationally efficient physics emulators. These analyses will be combined with experimental data and used towards the evaluation of additively manufactured and conventionally manufactured high temperature materials. A strong background in mechanical behavior of materials is required.  Demonstrated experience in the implementation of nonlinear constitutive models in commercial finite element (FE) codes is required.  Strong background with probability and statistics is required. You will be expected to collaborate with research staff and industry partners focused on both conventionally fabricated and additively manufactured materials and to assist with material qualification through computational modeling.

As part of our research team, you will engage with researchers with various backgrounds (e.g., materials science, mechanical behavior of materials, heat transfer) and interact closely with industry partners. These engagements will play a vital role in ensuring success of programs and the adoption by project sponsors, and in developing your network across academia and industries. You will also be involved in proposal writing with our scientists while taking the lead in publishing high impact papers.

We are seeking a Postdoctoral Research Associate who will support the Earth Systems Modeling Group in the Environmental Sciences Division at Oak Ridge National Laboratory (ORNL). This position provides an excellent opportunity for the candidate to work with a multi-institutional and world-class team of experimentalists and modelers. There will be immediate opportunity for engagement in one or more large-scale and multi-year research projects.

You will work as part of a multidisciplinary team developing representation of coastal processes by coupling DOE’s earth system climate model, E3SM with the biogeochemical model, PFLOTRAN. The position will focus on coastal systems in the Mid-Atlantic and Great Lakes regions, but candidates with research experience in other saltwater or freshwater coastal systems are also encouraged to apply. You will also contribute to development of a multi-scale modeling and observational framework operating at sites, transects, watersheds, and eventually large regions.

We are seeking a Postdoctoral Research Associate who will focus on developing and applying machine learning algorithms relevant to autonomous experimental laboratories. This position resides in the Data NanoAnalytics (DNA) group in the Theory and Computation section, Center for Nanophase Materials Sciences, Physical Sciences Directorate, at Oak Ridge National Laboratory (ORNL).  

In this role, you will work as part of an interdisciplinary team from Oak Ridge National Laboratory and partner Universities to develop algorithms for human-in-the-loop autonomous experimental workflows. You will also work closely with CNMS staff to implement these algorithms on automated instruments such as scanning probe and/or scanning transmission electron microscopes, and gain experience in setting up and using data and analysis pipelines.

The Power System Resilience (PSR) Group in the Electrification and Energy Infrastructure Division (EEID) within the Energy Science and Technology Directorate (ESTD) at Oak Ridge National Laboratory (ORNL) is seeking a Post Doctoral Research Associate to perform R&D in the areas of EMT simulation and software development as well as dynamic and transient inverter modeling. Selection will be based on qualifications, relevant experience, skills, and education. The successful candidate should be highly self-motivated and independent in conducting research under general guidance, and is expected to prepare manuscripts for scientific publication and present the work to sponsors and at conferences.

The PSR Group supports the research on energy security and resilience of the power grid at the Energy Department (DOE) through advancement of modeling, simulation, and real-time monitoring of the power grid, including research supporting the Office of Electricity (OE), Grid Deployment Office (GDO), Office of Cybersecurity, Energy Security and Emergency Response (CESER). and Office of Energy Efficiency and Renewable Energy (EERE) on the integration of new technologies, identifying and validating new ways of using existing and emerging grid assets to ensure grid reliability, grid resilience, environmental stewardship, and affordability of energy supplies. The PSR group focuses on resilience, data analytics, protection, and EMT simulation research.

The Transportation Analytics & Decision Sciences (TADS) Group within the Buildings and Transportation Science Division (BTSD), Energy Science and Technology Directorate (ESTD) at the Oak Ridge National Laboratory is seeking applicants for a Postdoc Researcher in transportation analysis and modeling. The TADS Group assists the U.S. Department of Energy (DOE), Department of Transportation (DOT), and other federal agencies in developing solutions to national transportation problems. TADS researchers conduct spatial and statistical analyses, build applications and models, and carry out engineering and economic analyses of issues pertaining to the transportation sector. This position will primarily support a multi-disciplinary effort that heavily focuses on freight and passenger transportation systems, estimation of fuel consumption, modeling, big data analysis, as well as developing data tools.

We are seeking a Postdoctoral Research Associate to perform cutting-edge research benefitting from the neutron scattering capabilities of the Spallation Neutron Source (SNS) and the High-Flux Isotope Reactor (HFIR). The neutron science programs at both facilities are operated by the Neutron Scattering Division (NSD) of the Neutron Sciences Directorate (NScD) at Oak Ridge National Laboratory (ORNL). (https://neutrons.ornl.gov/)

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security.  The Spallation Neutron Source (SNS) and the High-Flux Isotope Reactor (HFIR) are world-leading facilities and the scientific center of a diverse, international, and inclusive neutron scattering community. As a Postdoctoral Research Associate you will be a member of a team of neutron scattering scientists, computational scientists, engineers, enterprise software developers, and machine learning experts at both neutron research facilities.

We are seeking applicants to study materials science & engineering using neutron scattering techniques with a focus on accelerating advanced materials design and synthesis for extreme engineering applications, nuclear materials and radiation effects, and materials response during advanced manufacturing/processing. World class instrument suites available in the Neutron Scattering Division (NSD) at ORNL include Neutron Diffraction, Spectroscopy, Imaging, SANS, and reflectometry, and co-located metallurgical and chemical laboratories for preparing and characterizing materials.

We are seeking a Postdoctoral Research Associate who will support the Manufacturing Energy Efficiency Research & Analysis (MEERA) Group in the Manufacturing Science Division (MSD), Energy Science and Technology Directorate (ESTD) at Oak Ridge National Laboratory (ORNL) to work in the areas of life cycle energy impacts analysis, technoeconomic analysis, and industrial energy efficiency analysis research under the Strategic Analysis and Industrial Energy Efficiency Programs.

The MEERA Group supports a multi-laboratory DOE Advanced Manufacturing Office’s (AMO) Strategic Analysis Team that conducts independent, objective, and credible research analysis to inform decision-making. To gain insights on manufacturing supply chains, the team conducts techno-economics, value chain, trade, patent, and global manufacturing competitiveness analysis relevant to advanced manufacturing technologies. The team builds and applies analysis tools and analytics to draw insights on the manufacturing sector’s impact on energy, water, carbon, and materials productivity throughout the U.S. economy and to identify opportunities for improvement. Through the Industrial Energy Efficiency Program, the MEERA Group develops a diverse portfolio of industrial energy efficiency tools and resources which are delivered to the manufacturing sector through various technical assistance and training events worldwide.

We are seeking a Postdoctoral Research Associate who will focus on scientific projects to advance our understanding of quantum materials, primarily using neutron scattering techniques. This position resides in the Direct Geometry Group in the Spectroscopy Section, Neutron Scattering Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL).  

As a postdoctoral fellow you will work as part of a team whose interests include, but are not limited to, quantum spin liquid materials, fractional magnetic excitations, phase transitions, reduced dimensionality and strongly correlated materials. Your core research will involve performing elastic, inelastic and polarized neutron measurements on powder and single crystal materials using the world leading neutron scattering instruments at the High Flux Isotope Reactor (HFIR) and Spallation Neutron Source (SNS) at ORNL. Additionally, you will collaborate with colleagues at the Quantum Science Center located at the University of Tennessee – Knoxville. This position represents an excellent opportunity to study quantum matter in a stimulating multidisciplinary environment at ORNL.

We are seeking a Postdoctoral Research Associate who will support the Computational and Predictive Biology Group in the Biosciences Division (BSD), Biological and Environmental Systems Sciences (BESSD) at Oak Ridge National Laboratory (ORNL).  

The Biosciences Division is focused on advancing science and technology to better understand complex biological systems and their relationship with the environment. BSD has expertise and special facilities in genomics, computational systems biology, microbiology, microbial ecology, biophysics, and structural biology. Computational systems biology research includes methods development and use to analyze large scale omics, greenhouse, field, and clinical datasets to derive insights and hypotheses suitable for further experimental validation and to improve researchers’ ability to further advance understanding of biological systems.

We develop and apply computational methods to explore biological processes at all levels of life systems organization from atomistic to ecological scales. The collection of omics, phenotyping and environmental data, and automation of its analysis and discovery, is becoming increasingly important as the scale of experiments grow and diversify for projects at ORNL including the Center for Bioenergy Innovation, Plant Microbe Interfaces, Secure Ecosystem Engineering and Design, Integrated Pennycress Resilience projects, funded by the DOE, and Biomedical projects, funded by the NIH and VA, and pandemic prevention projects funded by the NSF and other government agencies, among other efforts that also include access to suitable large-scale computational resources.

The Environmental Sciences Division at Oak Ridge National Laboratory (ORNL) seeks a postdoctoral researcher skilled in biogeochemistry to work on a project investigating the effects of natural and engineered materials on the stabilization of mercury (Hg) in contaminated environmental media (air, soils, sediments, water).

The successful candidate will focus their research efforts on understanding the fate and transformation of Hg under a broad range of environmental conditions (temperature, humidity) in engineered and natural settings.  Specific tasks include design and execution of independent experiments, working independently and within a team in lab and field settings collecting, processing, and preserving samples, and processing and analyzing the samples in the laboratory. Summarizing research in oral and written format, active participation in internal and external scientific meetings, and publishing research in open peer-reviewed journals is expected.

Opportunities exist to collaborate with skilled researchers in hydrology, geochemistry, environmental microbiology, and ecology within ORNL, at collaborating Universities and other National Laboratories.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, Oak Ridge National Laboratory (ORNL) has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

The Materials and Chemistry Group (MCG) within the Nuclear Nonproliferation Division is seeking applications for a Postdoctoral Research Associate in the areas of uranium oxide, oxysalt, and mineral synthesis and characterization. The MCG performs fundamental materials research regarding the interaction of nuclear fuel cycle (NFC) materials with themselves, each other, and the environment via synthesis, characterization, and analysis. Our primary goal is to provide actionable R&D to ongoing national nuclear nonproliferation and forensics missions. We operate in a multidisciplinary environment and work collaboratively with subject matter experts in computational modeling, condensed matter physics, and NFC engineering. 

The Postdoctoral Research Associate will apply their skills to the study of nuclear materials and their chemical and physical properties. Responsibilities also include collaborating with the National Nuclear Security Administration’s ongoing nonproliferation mission, and leverage ORNL’s world-class neutron scattering capabilities via the Spallation Neutron Source and High Flux Isotope Reactor. .

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

Oak Ridge National Laboratory has an exciting opportunity to simulate the plasma boundary of fusion reactors and find solutions for divertor components and operating regimes that can the handle extreme power and particle loads. The Power Exhaust and Particle Control (PE&PC) Group of the Fusion Energy Division aims to identify solutions that are compatible with requirements of the divertor and core plasma during long pulse operation, including advanced concepts such as liquid metal plasma facing components. The PE&PC group performs simulations and collaborates on experiments on tokamak, stellarator, and linear plasma devices around the world.

The selected candidate will be applying the world-leading plasma boundary simulation code, SOLPS-ITER, to these experiments. The simulations will inform the design of divertor components for the next generation of fusion reactors, including performing integrated simulations that consider the core, pedestal, and scrape-off-layer with a focus to model these interfaces. The position relies on performing important validation of the physics models between experiments and these simulations, and opportunities also exist to participate in validation efforts on fusion energy user facilities worldwide.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

Oak Ridge National Laboratory has an exciting opportunity to develop novel machine learning capabilities for integrated modeling of fusion tokamak devices. The Power Exhaust and Particle Control (PE&PC) Group of the Fusion Energy Division aims to identify high performance plasma solutions that are compatible with the requirements for divertor control during long pulse operation, using synthetic edge diagnostics to combine simulation with experiment data analysis. The PE&PC group performs state-of-the-art simulations and collaborates with world-leading experiments on tokamak, stellarator, and linear plasma devices.

The selected candidate will apply plasma physics simulations of the tokamak core and pedestal using high performance computing resources and machine learning accelerated architecture. These simulations will inform integrated modeling for decision-ready tokamak pulse simulation to perform session planning of fusion experiments and simulated design of fusion reactors. Opportunities exist to participate in experiments at the DIII-D facility and to perform validation of physics code coupling. Machine learning techniques and statistical methods will be leveraged to build fast surrogate models that accelerate predictions of tokamak plasma scenarios.

We are seeking a Postdoctoral Research Associate for Biomaterial Development who will focus on design, processing and characterization of bio-composite materials composed of biomass (eg. micro/nano-cellulose, natural fibers like hemp) and polymers (e.g. polylacti acid, polypropylene). Under general supervision, the candidate will conduct experimental research around lignocellulosic processing, thermoplastic processing (eg. melt-mixing, extrusion, injection, or compression molding), composite preparation, evaluation of thermal, mechanical and rheological properties, and related characterization techniques for understanding structure-processing-property relationships of materials. This position resides in the Sustainable Manufacturing Technologies Group in the Composite Technology Section, Manufacturing Sciences Division, and the Energy Science and Technology Directorate at Oak Ridge National Laboratory (ORNL)!

As part of our team, you will carry out high quality R&D around biocomposite materials and their manufacturing for different applications into the aerospace, automotive, and marine/shipbuilding industries. Of special interest to our group is the high-volume use of bioplastics and biomass-derived fibers and filler for high speed, high volume composite fabrication processes. The successful candidate will support and soon lead research into novel processing and manufacturing methods for high volume biocomposite materials; conduct melt-mixing, extrusion, composites sample preparation, structure, and properties characterizations. The successful candidate will also publish original peer reviewed research articles, work in multiple projects, work with other team members and supervise students.

Oak Ridge National Laboratory (ORNL) is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver solutions to compelling problems in energy and security. Our capabilities span a broad range of scientific and engineering disciplines, enabling the Laboratory to explore fundamental science challenges and to carry out the research needed to accelerate the delivery of solutions to the marketplace.

The Biosciences Division (http://www.ornl.gov/sci/ees/bsd/) of ORNL has an opening for a plant biologist (Postdoctoral Research Associate, Plant Systems Biology) to functionally characterize genes and pathways involved in the regulation of plant-microbial interactions. This research is supported by U.S. Department of Energy Plant-Microbe Interfaces Scientific Focus Area (https://pmiweb.ornl.gov/), which seeks to understand the dynamic interface between plants, microbes, and their environment.

In this position, the postdoctoral researcher will work in close collaboration with a diverse team of scientists to perform the following research tasks: 1) develop and apply advanced functional genomics tools to characterize genes and pathways involved in plant-microbial interactions, and 2) develop biosensors and bio-reporters to facilitate high throughput screening of beneficial plant-microbial interactions.

We are seeking a Postdoctoral Research Associate who will support the Advanced Computing for Chemistry and Materials Group in the National Center for Computational Sciences (NCCS), Computing and Computational Sciences Directorate (CCSD) at Oak Ridge National Laboratory (ORNL) to perform leading-edge computational chemistry/materials research and development for applications in material sciences and condensed matter physics.

This role will involve performing leading-edge computational condensed matter and material sciences research and development. Priorities include the development, efficient parallel and GPU-enabled implementation, and application of first principles methods. Emphasis will be placed on robust, efficient, and sustainable software development practices including testing and documentation.  The scientific effort will focus on the ground state and finite temperature properties of alloys, magnetic and quantum materials.

Close collaborations are expected with researchers from across ORNL with expertise in chemical separations, materials and nano science. The scientific effort will both predict materials properties as well as test and develop novel high performance computing methods for first principles materials calculations.

The successful candidate will be mentored and teamed with staff in the National Center for Computational Sciences. They will collaborate with leading computer and computational scientists at ORNL and external collaborators in the development and application of new computational techniques specifically targeted at the key DOE Office of Science missions. 

We are seeking a Postdoctoral Research Associate who will focus on first-principles theoretical/computational modeling of topological quantum materials.  This position will be funded by the Quantum Science Center, a consortium of universities, national laboratories and industrial partners head quartered at ORNL, with the goal of realizing the potential of topological quantum materials for manipulating, transferring and storing quantum information. As part of our research team, you will work closely with experimentalists who synthesize and characterize quantum materials. First-principles based computational modeling will help interpreting experimental results, guiding synthesis experiment, and identifying materials with improved functional properties.

The Manufacturing Systems Analytics (MSA) group at the Oak Ridge National Laboratory (ORNL) conducts applied machine learning and decision science research and development for energy applications, with a focus on advanced manufacturing technologies. The MSA group consists of staff members with backgrounds in electrical engineering, computer science, mechanical engineering, and optical engineering, and frequently collaborates with partners in industry, academia, and other government organizations. To support ORNL strategic R&D activities at the Manufacturing Demonstration Facility (MDF – https://www.ornl.gov/facility/mdf/), we are accepting applications for multiple Postdoctoral Research Associate positions. The selected candidates will conduct their research in the broad field of data science to develop new data driven methodologies to assess and to improve the quality of components fabricated using Additive Manufacturing and Carbon Fiber Manufacturing processes.

We are seeking a post-doctoral associate to advance science and technology in the areas of machine vision, data science and analytics, and diagnostics for energy storage systems in transportation and grid sectors for second life applications among other battery R&D duties.  Selection will be based on qualifications, relevant experience, technical skills, and education. The chosen candidate is expected to develop and execute research projects on applying advanced machine learning algorithms to applications of second life use of electrochemical energy storage systems.

Candidates should have demonstrated record of technical accomplishments in 1) advanced machine learning algorithms including but not limited to convolutional neural networks, deep learning, variational auto encoders, segmentation and feature identification, etc.; 2) ability to data-wrangle large data-sets that may include images, video, 3D cad files, time series, electrochemical data-sets and 3) prior knowledge on fundamental principles of electrochemical systems (viz. batteries), machine design (CAD, 3D parts), as well as power electronics. Demonstrated ability to build data-utility pipelines for high throughput analysis will be favorable. These research areas are aligned with U.S. Department of Energy (DOE) Office of Vehicle Technologies and other DOE programs.

This postdoctoral position is in the Energy Systems Integration Division, and research will primarily be conducted at ORNL’s Grid Research, Integration & Deployment Center (GRID-C). The successful candidate will collaborate with staff across ORNL and will be expected to communicate at conferences and project review meetings and interface with scientists at other national labs, industry, and universities.

We are seeking a post-doctoral researcher who will focus on synthesis of organic and organometallic compounds with applications in harsh environment materials.  The post-doctoral researcher will also be involved in developing formulations and processes for infiltrating preceramic polymer and organometallic compounds in fiber based preforms to manufacture ultrahigh temperature compounds (UHTC’s) structures. Knowledge of the organic chemistry, synthetic methods, and the skill level to work with air and/or water reactive compounds will be a mandatory requirement.  Additional experience with composite fabrication and basic knowledge of mechanical testing associated with composite material evaluations will be considered a plus.     

As part of our research team, you will be among team members based at the Manufacturing Demonstration Facility (MDF), the Department of Energy’s (DOE’s) first facility established to provide affordable and convenient access to R&D expertise, facilities, and tools to facilitate rapid adoption of advanced manufacturing technologies including additive manufacturing of alloys, ceramics, and composites. To improve the capabilities of this facility with ceramics and carbon/carbon additive manufacturing, you will help aid the effort to maintain ceramics and composites programs for strategic energy applications. You will perform the fundamental science to improve materials selection and processing of ceramics and carbon-based composites with traditional and additive manufacturing platforms of various and numerous kinds; publish original peer reviewed research articles; and supervise students, technicians and staff.

We are seeking Postdoctoral Research Associates who will support the Computational Earth Sciences (CES) Group in the Computational Sciences and Engineering Division (CSED), Computing and Computational Sciences (CCSD) Directorate at Oak Ridge National Laboratory (ORNL). 

The postdoctoral researcher will be involved in conducting research on regional downscaling of climate simulations, analysis, and data transformation into relevant metrics suitable for socioeconomic climate risk analytics and decision science. The ideal candidate should have a deep understanding of approaches to establish a predictive understanding of regional climate variability and change and use that information in developing decision-support systems and climate toolkits for human systems such as the agricultural industry or underprivileged communities. The candidate should have experience in geospatial modeling and analysis. Prior experience in engaging with stakeholders is desirable.

The CES group is comprised of a multi-disciplinary team of scientists carrying out research to improve process understanding of the global Earth system by developing and applying models, machine learning, and computational tools at scale; integrating observational data; and quantifying Earth system predictability and uncertainty associated with interactions between water, energy, biogeochemical cycles, and aerosols. 

We are seeking a Postdoctoral Research Associate in the area of sustainable manufacturing with expertise in building new, advanced systems for plastic circularity. As part of this role, the candidate will be tasked to lead the management, development, and building of new plastics recycling equipment. The ideal candidate will have an interest in combining high-rate conveying and in-line characterization technologies to separate complex, multi-material streams. They should be comfortable working across interdisciplinary teams of people with multiple areas of expertise.  The candidate will need to have familiarity with different types of materials including polymers, metals, and others and will need to characterize the quality of products obtained from the equipment. The candidate should be self-driven and have a vested interest in moving the industrial state-of-the-art forward. The candidate will be expected to simultaneously execute multiple projects, contribute to development of new initiatives in their area, interact with ORNL staff, industry, and academic partners. This position resides in the Sustainable Manufacturing Technologies Group in the Manufacturing Science Division (MSD) of the Energy Science and Technology Directorate at Oak Ridge National Laboratory (ORNL).

We are seeking a Postdoctoral Research Associate who will support the Deposition Science and Technology Group in the Manufacturing Science Division (MSD), Energy Science and Technology Directorate (ESTD) at Oak Ridge National Laboratory (ORNL). The Postdoctoral Research Associate will contribute to the development of modeling frameworks and support process development for advanced manufacturing of near net shape parts from powder feedstock (e.g., binder jet additive manufacturing (AM), powder metallurgy hot isostatic pressing (PM-HIP), etc.).  A strong background in mechanical behavior of materials is required.  Demonstrated experience in the implementation of nonlinear constitutive models in commercial finite element (FE) codes is required.  You will be expected to collaborate with research staff and industry partners focused on experimental materials processing via binder jet AM and PM-HIP, and to assist with process optimization through computational modeling.

As part of our research team, you will engage with researchers with various backgrounds (e.g., materials science, mechanical behavior of materials, heat transfer) and interact closely with industry partners. These engagements will play a vital role in ensuring success of programs and the adoption by project sponsors, and in developing your network across academia and industries. You will also be involved in proposal writing with our scientists while taking the lead in publishing high impact papers.

The Diffraction Group in the Neutron Scattering Division (NSD) at Oak Ridge National Laboratory (ORNL) has an immediate opening for a postdoctoral Protein Chemist or Structural Biologist to join a multi-disciplinary research team in development and application of paramagnetic labeling and proton polarization techniques for structure analysis! This project involves multi-task efforts in molecular biology, NMR, dynamic nuclear polarization (DNP) and macromolecular crystallography, and collaboration with computational scientists developing ML and AI tools for molecular simulation and analysis. As an ORNL postdoctoral fellow you will have access to state-of-the-art facilities for isotopic labeling, biophysical characterization, and X-ray diffraction, as well as access to world class facilities for neutron diffraction and scattering, and molecular simulations! This position will allow the postdoctoral scientist to develop expertise, broaden experience and interact with a diverse set of scientists working at the ORNL’s neutron scattering and high-performance computing facilities.

Desirable skills include expertise in biological structure determination and in biophysical characterization using NMR/EPR or X-ray techniques. Additional experience in covalent modification of proteins with fluorophores or spin labels would be a distinct advantage. You will also have access to a suite of biophysical characterization tools, as well as external synchrotron facilities.

We are seeking a Postdoctoral Research Associate who will support a growing portfolio of research in large language models, large vision models, model vulnerability assessment, privacy preserving federated learning techniques, and knowledge distillation to target resource-constrained training and inference, especially in edge computing scenarios at Oak Ridge National Laboratory (ORNL).  

As part of the Geo AI group, you will support and lead research tasks related to deploying AI advances toward distributed energy resource optimization needs. The GeoAI Group is under the Geospatial Science and Human Security Division (GSHSD) at ORNL. The group performs artificial intelligence, computer vision, and federated learning research initiatives, with emphasis on large scale geospatial data analysis. Under the mentorship of senior research staff, a selected applicant will take roles on multidisciplinary teams supporting ground breaking research and engineering with large-scale distributed geospatial workflows, using GPU-based high-performance computing (HPC) across multiple platforms. 

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. We are seeking a Postdoctoral Research Associate who will support the Integrative Microbiomics Group in the Biosciences Division at Oak Ridge National Laboratory (ORNL) in the area of microbial ecology and metagenomics. associate in the area of microbial ecology and metagenomics. You will join international and interdisciplinary teams of investigators passionate about understanding the ecology of soil and plant associated microbial communities as well as their responses to various anthropogenically induced change (climate, contaminants, land use, etc) accross multiple ecosystems. Specifically, you will focus on projects to understand microbial interactions and functions through the application of state of the art  metagenomics approaches to investigate the effects of environmental change in boreal peat ecosystems as part of the SPRUCE project (https://mnspruce.ornl.gov/).

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security.

We are seeking a Postdoctoral Research Associate who will support efforts between the Chemical Sciences and Biosciences Divisions to build and test a new a multimodal quantum nonlinear optical microscope. The postdoctoral research associate will help develop the quantum light imaging modalities and validate their quantum advantages in multiphoton excitation efficiency of biological samples as part of a multi-disciplinary team involving experts in ultrafast optical spectroscopy, nonlinear optical imaging, quantum light, microbiology, and confocal imaging methods.

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security.

The Thermal Energy Storage Group in the Buildings and Transportation Science Division (BTSD), Energy Science and Technology Directorate (ESTD) at Oak Ridge National Laboratory (ORNL) is seeking qualified candidates to fill the Postdoctoral Research Associate position. The work in this group supports the U.S. DOE Building Technology Office, Geothermal Technology Office, and other customers by developing state-of-the-art building equipment for energy efficiency, equipment-to-grid integration, and improved life cycle climate performance.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

The Glenn T. Seaborg Institute (GTSI) of Oak Ridge National Laboratory (ORNL) is committed to enhancing and maintaining US capabilities in actinide science and technology by helping to attract, develop, and retain the workforce of actinide scientists to meet the needs of the nation.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. We have a dedicated and creative staff of over 6,000 people! Our vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

We are seeking a Postdoctoral Research Associate in Synthetic Physical Organic Chemistry who will focus on organic synthesis of novel monomers and polymers, supramolecular catalysts, and structural characterization of depolymerization products and other relevant small organic molecules. This position resides in the Nanomaterials Chemistry Group in the Separations & Polymer Chemistry Section, Chemical Sciences Division, Physical Sciences Directorate at Oak Ridge National Laboratory (ORNL).

As part of our research team, you will be responsible for delivering high impact research results to advance the work on polymer upcycling, cation separation and elucidation of reaction mechanisms. You will be very closely working with specialists in synthesis, separations chemistry, theory, spectroscopy, and materials characterization.

The Environmental Sciences Division at Oak Ridge National Laboratory invites applicants for a Post-Doctoral Research Associate in Hydroinformatics.  The successful candidate will support the analysis of energy-water interactions by using both process-based modeling and data science to provide multi-disciplinary solutions to energy challenges that have impacts from local to national-scale.

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an extraordinary 80-year history of solving the nation’s biggest problems. With a dedicated and creative staff of over 6,000 people, ORNL’s decadal vision for diversity, equity, inclusion, and accessibility (DEIA) is to cultivate an environment and practices that foster diversity in ideas and in the people across the organization, as well as to ensure ORNL is recognized as a workplace of choice. These elements are critical for enabling the execution of ORNL’s broader mission to accelerate scientific discoveries and their translation into energy, environment, and security solutions for the nation.

We are seeking a Postdoctoral Research Associate with a strong background in organic chemistry for synthesis and characterization of deuterated lipids to study the structural properties of lipid nanoparticles (LNPs). In this role, you will work as part of an interdisciplinary team from different DOE National Laboratories and partner Universities that is funded by the DOE Biopreparedness Research Virtual Environment (BRaVE) initiative. You will contribute to a project that aims to develop an integrated platform for rapid characterization and analysis of LNPs to aid in RNA vaccine design. You will be responsible for synthesis of non-deuterated and/or deuterated lipids to support X-ray and neutron scattering measurements to provide insights into the structure of LPNs.  You will have the opportunity to work with a multidisciplinary team comprised of specialists in organic synthesis, structural biology, X-ray and neutron scattering, and computation. Our synthesis laboratory, located in the Center for Nanophase Materials Sciences, is equipped with state-of-the-art instrumentation including continuous flow reactors, nuclear magnetic resonance (NMR) spectroscopy, gas chromatography mass spectrometry (GCMS), etc., for synthesis and characterization. As part of our research team, you will be responsible for delivering high impact research results to advance the field of LPN research. You will design and execute laboratory experiments, analyze data, and publish results for the scientific community.