94 jobs found in oak ridge

Requisition Id 16920 Overview: We are seeking an Experiment Project Engineer who will perform a diverse set of activities related to analysis, approval, and coordination of in-vessel and gamma irradiations at the Oak Ridge National Lab (ORNL) High Flux Isotope Reactor (HFIR). These will largely include experiments related to materials science and isotope production to support key ORNL objectives. In this role, you will interact and interface with the experiment design and analysis team(s) associated with proposed samples, quality assurance specialists, RRD support personnel, reactor operators, and ORNL transportation-related organizations. If needed in the future, acquisition of certificate for transport of hazardous materials may be required. This position resides in the Experiments and R&D Programs Group in the Nuclear Safety and Experiment Analysis Section of Research Reactors Division, part of the Neutron Sciences Directorate at Oak Ridge National Laboratory. Major...

Requisition Id 15880 Overview: 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 an outstanding Postdoctoral Research Associate with a strong background in condensed-matter physics and materials science and expertise in multiscale and multifidelity simulation techniques (ab initio methods at different fidelity, machine learning tight-binding, machine learning force fields, phase-field modeling, and/or kinetic monte carlo), as well as experience in developing and/or applying advanced AI/ML methods to accelerate materials discovery. The project will involve integrating such theory-informed AI-models for creating integrated autonomous experimental synthesis and characterization cross-facility agentic-AI platforms that allow real-time guidance and control of these multi-modal experiments for...

Requisition Id 16923 Overview: The Field Intelligence Operations Division invites candidates to apply to join the team as a Senior High Performance Computing (HPC) Engineer for Classified Computing to lead the design, implementation, and management of HPC systems within a classified environment. We are looking for candidates with extensive experience in HPC architecture, cluster management, and parallel computing, with a proven ability to work within highly secure and regulated environments. This role involves close collaboration with security teams, scientists, and IT leadership to ensure that the HPC infrastructure meets the stringent performance, security, and compliance requirements necessary for classified work. As part of our team, you will be joining a vibrant group of professionals eager to provide premier customer service to ensure people and information technology remain secure. The team is collaborative and strives to ensure security practices and procedures are...

Requisition Id 16922 Overview: We are seeking a Maintenance Engineer for the High Flux Isotope Reactor (HFIR) who will be responsible for maintaining the HFIR equipment and facilities to ensure safe, reliable, predictable, and efficient operations. This scope includes the HFIR maintenance program and processes; implementation of corrective, predictive, preventative, and modification work activities; work scheduling; and outage management. HFIR Maintenance Engineers work closely with members of the HFIR Beamline Operations Section, Science staff, Instrument Engineers, Reactor Operations personnel, and Melton Valley Complex Facility Supervisors. This position resides in the Maintenance Engineering Group in the HFIR Maintenance Section, Research Reactors Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Task Leading: Provides in-field oversight and technical direction. Coordinates with equipment owners, craft...

Requisition Id 16602 Overview: We are seeking a Postdoctoral Researcher who will focus on conducting, coordinating, and reporting complex research assignments related to advanced thermal and energy system technologies. This position resides in the Multifunctional Equipment Integration Group in the Thermal System Science Research Section, Buildings and Transportation Science Division, Energy Science and Technology Directorate, at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: The successful candidate will be responsible for conducting, coordinating, and reporting complex research assignments related to advanced thermal and energy system technologies, including: Conduct experimental and analytical research to evaluate advanced thermal and energy technologies, including energy-efficient building systems, thermal-fluid processes, industrial heating applications, data center thermal management, and other emerging energy technologies. Develop and operate...

Requisition Id 16924 Overview: We are seeking an R&D Associate who will focus on data center thermal management technologies. This position resides in the Multifunctional Equipment Integration Group in the Thermal Systems Science Section, Buildings and Transportation Science Division, Energy Science and Technology Directorate, at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Designing, developing, and conducting experiments related to data center thermal management technologies, phase change heat transfer processes, dehumidification systems, heat exchangers, and related systems. Analyzing experimental data. Publishing research in leading peer-reviewed journals and conferences. Collaborating with domain scientists and others to maintain a high level of scientific productivity. Ensuring compliance with environment, safety, health, and quality program requirements. Maintaining a strong commitment to the implementation and perpetuation of values...

Requisition Id 16921 Overview: We are seeking an Associate Maintenance Engineer for the High Flux Isotope Reactor (HFIR) who will be responsible for helping to maintain the HFIR equipment and facilities to ensure safe, reliable, predictable, and efficient operations. This scope includes the HFIR maintenance program and processes; implementation of corrective, predictive, preventative, and modification work activities; work scheduling; and outage management. HFIR Maintenance Engineers work closely with members of the HFIR Beamline Operations Section, Science staff, Instrument Engineers, Reactor Operations personnel, and Melton Valley Complex Facility Supervisors. This position resides in the Maintenance Engineering Group in the HFIR Maintenance Section, Research Reactors Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Task Leading: Assists with in-field oversight and technical direction. Coordinates with...

Requisition Id 16528 Overview: The Engineering Management Division (EMD) at the Oak Ridge National Laboratory (ORNL) seeks to hire a Design and Program engineer to support implementation of design and configuration management in the Research & Development (R&D) environment. This individual will also be responsible for management, implementation, and oversight of the site-wide glovebox lifecycle safety and integrity program. This position supports the management and implementation of ORNL's site-wide glovebox lifecycle safety and integrity program and assists R&D in safely defining their systems with engineering integrity and structured configuration management. Gloveboxes are typically used as an engineering control to protect workers from hazards and to control the atmosphere for work with air and moisture sensitive materials. R&D systems often incorporate engineered controls in their design to facilitate safe operation. This position will support R&D...

Requisition Id 16837 Overview: We are seeking a Process Systems Engineer to provide process design and system engineering support to develop, design, implement and provide operations support for a variety of process systems supported by the Target Development Engineering and Operations Section. This position resides in the Target Engineering Group in the Neutron Technologies Division, Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). Our group is responsible for activities supporting both new designs (e.g, Proton Power Upgrade Project, Heavy Water Recombination) and modifications to existing technical component utility systems which support neutron production and neutron beam instrument systems. This position reports to the Target Engineering Group Leader in the Target Development, Engineering and Operations Section. Major Duties/Responsibilities: Support fabrication, commissioning, operation, troubleshooting and maintenance of the unique complex water...

Requisition Id 16386 Overview: We are seeking a Postdoctoral Research Associate to conduct advanced research on the mechanical behavior and microstructure evolution of advanced structural alloys. This position resides in the Multiscale Modeling and Materials by Design (M2MD) Group within the Materials Science and Technology Division (MSTD), Physical Sciences Directorate (PSD) at Oak Ridge National Laboratory (ORNL). The selected candidate will work in a highly collaborative environment, leveraging state-of-the-art neutron and X-ray characterization facilities to develop a mechanistic understanding of deformation, strengthening, and failure in advanced alloys. The research will focus on integrating microstructure characterization, in situ diffraction techniques, and mechanical testing to uncover processing-microstructure-property relationships. The candidate will have opportunities to interact with multidisciplinary teams and contribute to high-impact publications and...

Requisition Id 16723 Overview: We are seeking a Postdoctoral Research Associate with expertise in artificial intelligence (AI) and machine learning (ML) for multiscale physical systems. This position resides in the Computational Sciences and Engineering Division ( CSED ) at Oak Ridge National Laboratory (ORNL). CSED focuses on transdisciplinary computational science and analytics at scale to enable scientific discovery across the physical sciences, engineered systems, and biomedicine and health. It provides foundations and advances in quantum information sciences to enable quantum computers, devices, and networked systems. It develops community applications, data assets, and technologies and provides assurance to build knowledge and impact in novel, crosscut-science outcomes. The selected candidate will join the Multiscale Materials (MsM) group within the Advanced Computing Methods for Physical Sciences Section in CSED. The MsM group is dedicated to delivering multiscale,...

Requisition Id 16541 Overview: 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 an outstanding Postdoctoral Research Associate with a strong background in condensed-matter physics and materials science - especially related to magnetic materials, experience with first-principles electronic structure methods and proven expertise in developing and/or applying advanced AI/ML methods for accelerated materials discovery. Experience with developing machine-learning surrogates for structure-property relationship, generative AI models, material representations, machine learning force-fields (especially extensions to spinful system) and disordered materials is also desirable. The project will involve developing autonomous materials discovery workflows on HPC platforms that can learn...

Requisition Id 16919 Annual Salary Range:$125,000.00 -$156,000.00 Work-Site Type: Remote ORNL offers a flexible work environment that supports both the organization and the employee. In addition, this position is considered remote-eligible for ORNL in pre-approved locations. Remote-eligibility is not a continued guarantee and could be subject to change based on evolving organizational needs. Note about pay range: Please note that the pay range information is a general guideline only. Many factors are taken into consideration when setting starting pay. Salary for this position will be commensurate with the final candidate's qualifications and experience, including skills, knowledge, relevant education, certifications, plus also aligned with the internal peer group. It is not typical for an individual to be offered a salary at or near the top of the range for a position. Link to benefits. https://jobs.ornl.gov/content/Benefits/?locale=en_US Overview: The HRIS Functional...

Requisition Id 16858 Level: TP02 Overview: The Environmental Sciences Division (ESD) of Oak Ridge National Laboratory (ORNL) has an opening for a Data Systems Software Engineer, in its Earth Sciences Informatics portfolio. You will help develop modular and scalable software tools and infrastructure for data processing and data center operations in the Earth, climate, and environmental sciences, such as the Atmospheric Radiation Measurement (ARM) Data Center. Major Duties/Responsibilities: ARM Data Center processes, archives and distributes atmospheric observations from observatories across the globe and provides computational infrastructure and analysis tools for the scientific community. In this position, you will: Work independently and as part of a team to research, develop and operate back-end data analysis workflows and processes at scale in a HPC environment. Design and develop new creative solutions for increasing large volumes of historical and streaming data...

Requisition Id 16917 Overview: As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an impressive 80-year legacy of addressing the nation's most pressing challenges. Our team is made up of over 7,000 dedicated and innovative individuals! Our goal is to create an environment where a variety of perspectives and backgrounds are valued, ensuring ORNL is known as a top choice for employment. These principles are essential for supporting our broader mission to drive scientific breakthroughs and translate them into solutions for energy, environmental, and security challenges facing the nation. We invite applications for a Principal Engineer for Geospatial Computing Infrastructure, within the Geospatial Science and Engineering Division. This role will lead ORNL's COMPASS, a next-generation geospatial data & computing platform and data center, supporting the lab's geospatial science research portfolio with high-performance computing (HPC)...

Requisition Id 16887 Overview: We are seeking a Postdoctoral Research Associate who will support the Ceramics and Ceramics Composites (CCC) Group within the Materials Science and Engineering Division (MSTD) at Oak Ridge National Laboratory (ORNL), and who will focus on ORNL's continued development of methods to quantify shear (yield) strength of monolithic ceramic materials as a function of temperature. You will use and help refine techniques developed at ORNL that estimate shear strength based on the brittle-to-ductile transition, hot hardness testing, spherical indentation, and other new pending methods. Additionally, you will develop/refine finite element and numerical analysis models to portray shear strength response as a function of temperature, and to attempt to ultimately reconcile those various experimentally measured responses. Major Duties/Responsibilities: Hot hardness testing and postmortem Spherical indentation and postmortem Estimate critical particle size...

Requisition Id 16852 Overview: The Grid Interactive Controls Research Group (GIC) 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 R&D associate staff member. The GIC Group aims to improve grid security, reliability and resilience through everything-to-grid (X2G) integration by delivering innovative, multi-disciplinary, grid-interactive control solutions. The successful candidate will work with a wide variety of customers including the US Department of Energy. They may also work collaboratively with other national laboratories, industry and academic partners, and the international community to execute projects. The successful candidate is expected to demonstrate a broad understanding and wide application of engineering principles, theories, and concepts as well as general knowledge of power systems-related disciplines, applications and challenges....

Requisition Id 16829 Overview: We are seeking an operations support professional to meet expanding needs for operational excellence to accomplish the ORNL cutting-edge scientific research mission. This position will work as part of an integrated ESH&Q team that has responsibility for assuring safe operations of a DOE neutron-scattering user-facility. Additionally, this position will provide operational support to research staff to maintain compliance with all applicable Federal and State laws, DOE Orders, and ORNL policies and procedures regarding work control, space utilization, and facility operations management. This position resides in the Integrated Research Operations Support group in the Work Management Division and will be matrixed to support the Neutron Sciences Directorate at Oak Ridge National Laboratory (ORNL). Major Duties/Responsibilities: Serve as a Division work control point-of-contact (POC) for research safety summaries (RSS)/Work Planner for Activity...

Requisition Id 16914 Overview: Oak Ridge National Laboratory (ORNL), the largest science and energy laboratory under the U.S. Department of Energy, conducts advanced research to address critical energy and security challenges. The Integrated Building Performance and Analysis (IBDA) group develops innovative methods for whole-building energy performance, systems integration, deployment, and analysis. Staff lead and support workforce development and research, development, and deployment (RD\&D) of energy-efficient, demand-flexible, and resilient buildings. This position supports the DOE Office of Critical Minerals and Energy Innovation and the Office of Innovation, Affordability and Consumer Choice-which includes the Building Technologies Office (BTO), the Federal Energy Management Program (FEMP), and the State and Community Energy Program (SCEP). We are seeking a highly adaptable and proactive Project Specialist who excels at communicating across and with diverse...

Requisition Id 16811 Overview: We are currently seeking a technical professional to join the Signals Collections and Analysis Group in the Nuclear Nonproliferation Division (NND), National Security Sciences Directorate (NSSD) at ORNL. This position will support custom electrical design and instrumentation control activities which will empower new discoveries within the nuclear fuel cycle and advance the nation's nuclear nonproliferation objectives. The technical professional will support both hardware and software development for electrical instrumentation and controls engineering (EI&C), to include custom circuit design, power distribution hardware, embedded systems, and industrial sensing applications. The successful candidate will be a highly motivated and creative problem solver, comfortable parsing complex electrical sensing and power distribution problems to produce customized solutions to support the construction and upkeep of a one-of-a-kind facility supporting...