65 jobs found in oak ridge

Requisition Id 16244 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. The Fusion and Fission Energy Sciences Directorate (FFESD) at Oak Ridge National Laboratory (ORNL) is seeking a highly skilled and motivated individual to join our team as a Project Manager. The FFESD team addresses compelling challenges in fission and fusion energy systems, enabling ORNL to pursue national priorities in fusion energy and current and advanced...

Requisition Id 16164 Overview: We are seeking a Maintenance Engineer for the High Flux Isotope Reactor (HFIR), primarily supporting the Cold Source upgrade project. HFIR Maintenance Engineers are 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 and Cold Source 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: Maintenance...

Requisition Id 16254 Overview: Do you have a passion for applying AI methods for accelerating scientific discoveries and an ability to think outside of the box in a collaborative and open environment? If so, the Oak Ridge National Laboratory's Learning Systems Group within the Data and Artificial Intelligence Systems section invites you to apply to our new postdoctoral research associate position in AI for Science. We are seeking a highly motivated Postdoctoral Research Associate to conduct cutting-edge research in artificial intelligence for scientific discovery within a national laboratory environment. The successful candidate will develop and apply advanced machine learning techniques-including multimodal AI, computer vision, and large language models-to complex scientific and engineering challenges. This role emphasizes interdisciplinary collaboration, scalable data systems, and impactful research aligned with mission-driven science. As a postdoctoral researcher, you will...

Requisition Id 16247 Overview: We are seeking an experienced profession to lead ACCEL ( A ccelerating C ompetitiveness through C omputational E xce L lence), an industrial partnerships program within the National Center for Computational Sciences (NCCS). This position can be on-site, remote, or hybrid. Selection will be based on qualifications, relevant experience, skills, and education. NCCS provides state-of-the-art computational and data science infrastructure coupled with dedicated technical and scientific professionals tackling large-scale S&T challenges across a broad range of scientific domains for accelerating scientific discovery and engineering advances. NCCS hosts the Oak Ridge Leadership Computing Facility, one of DOE's National User Facilities which operates Frontier, the nation's first exascale supercomputer. Purpose: The Program Director of ACCEL will collaborate across other sections in the division and directorate to strategically advance the ACCEL...

Requisition Id 16210 Annual Salary Range:$$115,000.00 -$$150,000.00 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 Information...

Requisition Id 16237 Overview: We are seeking a Nuclear Mechanical Engineer to join the Systems Engineering (SE) Group within the Research Reactors Division (RRD) at Oak Ridge National Lab (ORNL). Our group is responsible for the High Flux Isotope Reactor (HFIR) configuration management program. The SE Group also provides technical support to operations and maintenance and performs systems analysis. In this role, you will perform design engineering and support manufacturing and fabrication of reactor core components, fuel elements, control rods and plates, etc. You will also handle maintaining overall cognizance of assigned HFIR structures, systems, and components (SSCs) and provide systems engineering support for operations and maintenance. Major Duties/Responsibilities: Support engineering design work for new and upgraded HFIR structures, systems, and components. Implements modifications in accordance with RRD configuration control processes. Perform...

Requisition Id 16234 Overview: Oak Ridge National Laboratory (ORNL) is seeking a Production Engineer for our world class radioisotope production program. Supporting the largest radioisotope production and research portfolio within the Department of Energy (DOE) Office of Science for Isotope R&D and Production, this position will grant you the opportunity to work with rare nuclear materials and ensure the safe and effective execution of nuclear materials processing within nuclear and radiological facilities. This position resides within the Isotope Processing and Manufacturing Division (IPMD) at Oak Ridge National Laboratory (ORNL). IPMD is focused on the reliable delivery of radioisotope products to reach quality standards. This work is performed within the unique facilities at ORNL, including the High Flux Isotope Reactor (HFIR), and several radiological and nuclear facilities throughout the ORNL campus containing shielded hot cells and gloveboxes. The Production...

Requisition Id 16117 Level: TP03 Overview: The Project Management Office (PMO) of Oak Ridge National Laboratory (ORNL) is seeking a highly motivated and organized Project Controls Staff Member. This position will work closely with the ORNL Isotope and Enrichment Project Controls Group Leader Director and Project Managers within ISED. ORNL is the largest DOE science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. Our diverse 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. Major Duties/Responsibilities: This position is for a project controls staff member who will track performance, identify and manage risks, manage baseline changes, and ensure compliance with DOE and ORNL requirements. This...

Requisition Id 15937 Overview: We are seeking an AI Security Systems Architect to design and develop state-of-the-art systems for security testing and evaluation of artificial intelligence technologies. This role involves creating scalable infrastructure to support cutting-edge adversarial testing methodologies, such as red team vs. blue team exercises and AI-on-AI evaluation frameworks. The ideal candidate will bring a strong foundation in systems architecture, a working knowledge of cluster computing and scaling, and a passion for advancing the security of AI systems under real-world and simulated conditions. This position is critical for ensuring that AI systems remain resilient, robust, and secure against evolving threats. This person will play a key role within ORNL's Center for AI Security Research (CAISER) where he or she will work to advance the state-of-the-art in Automated, Agentic workflows for AI Security research, testing and evaluation. Key Responsibilities:...

Requisition Id 16225 Overview: Oak Ridge National Laboratory is accepting applications for a variety of Nuclear Engineering positions. This is a opportunity to join a world-class team of experts providing a chance to work on innovative projects and contribute to the future of nuclear science and technology. This is an evergreen position. We are continually reviewing applications to fill potential openings as they arise. If you are eager to advance your knowledge and skills in a collaborative environment, apply today to be part of our dynamic environment! The Oak Ridge National Laboratory (ORNL), established in 1943 as part of the Manhattan Project, is a leading U.S. research facility renowned for its contributions to nuclear science and technology. Initially focused on nuclear weapons development, ORNL now conducts extensive research in reactor design, nuclear materials, and advanced nuclear energy solutions. It operates several research reactors and engages in efforts...

Requisition Id 16226 Overview: We are seeking highly motivated and skilled nuclear research scientists to join our dynamic research team. You will play a pivotal role in advancing the field of nuclear science and technology by contributing to various research initiatives across multiple areas. This position offers a unique opportunity to engage in innovative projects related to nuclear safety, advanced materials, energy systems, and more, while collaborating with interdisciplinary teams to drive critical advancements in the nuclear sector. This is an evergreen position. We are continually reviewing applications to fill potential openings as they arise. If you are eager to advance your knowledge and skills in a collaborative environment, apply today to be part of our dynamic environment! The Oak Ridge National Laboratory (ORNL), established in 1943 as part of the Manhattan Project, is a leading U.S. research facility renowned for its contributions to nuclear science and...

Requisition Id 15907 Overview: The Radiation Effects and Microstructural Analysis Group (REMAG) within the Materials Science and Technology Division at Oak Ridge National Laboratory (ORNL) is seeking postdoctoral candidates to investigate the mechanical and thermophysical behavior of irradiated metals and ceramics using advanced experimental and computational methods. The selected candidates will conduct research on irradiated materials using the capabilities of the Irradiated Materials Examination and Testing Facility and the Low Activation Materials Development and Analysis Laboratory at ORNL, along with computational tools for integrated atomistic modeling in support of materials research for extreme environments. The candidates will develop and apply advanced experimental characterization, mechanical testing, 3D microstructural analysis, finite element simulations, atomistic modeling, and thermal transport measurement techniques to advance mechanistic understanding and...

Requisition Id 16222 Overview: Oak Ridge National Laboratory (ORNL) seeks a collaborative, solutions-oriented, accomplished, and visionary leader to serve as the Director of the Facilities & Operations (F&O) Directorate. The F&O Director will provide leadership and oversight for the safe and environmentally-sound operation of the Laboratory site, leading seven divisions that ensure reliable 24/7 operations, including laboratory protection, site modernization, utilities, logistical services, and management of the laboratory's capital construction project portfolio. The Director is responsible for delivering strategic leadership to guarantee thorough execution of Directorate duties, achievement of designated objectives, fulfillment of customer expectations, and alignment with broader Laboratory goals. Major Duties/Responsibilities: Responsible for day-to-day operations of a complex set of utilities (~100MW power distribution, water, process steam, and sewage),...

Requisition Id 16205 Overview: We are seeking a Senior Nuclear Instrumentation & Controls Software Engineer to join the Instrumentation and Control Software Engineering Group within the Research Reactors Division (RRD) at Oak Ridge National Lab (ORNL). The Instrumentation and Control Software Engineering Group is responsible for the High Flux Isotope Reactor (HFIR) configuration management program. This group also provides technical support to operations and maintenance and performs systems analysis. As a Senior Instrumentation & Controls Software Engineer you will be responsible for the design, development, implementation, and maintenance of the division's software-based Industrial Control Systems (ICS) throughout the entire system development life cycle, including configuration control, software quality assurance, and cyber security. Additionally, you will ensure conformance to software requirements through effective software quality assurance activities,...

Requisition Id 15917 Overview The Project Management Office (PMO) of the Oak Ridge National Laboratory (ORNL) seeks a Project Controls Manager to manage a team of project controls analysts for a complex, multi-billion dollar EVMS government project. Oak Ridge National Laboratory (ORNL) 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. Our diverse 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. Major Duties/Responsibilities The Project Controls Manager is responsible for directing and leading the project controls team, developing, and implementing comprehensive control strategies that align with overall project objectives and budget and schedule...

Requisition Id 15893 Overview: The Nanomaterials Chemistry Group within the Chemical Sciences Division at ORNL is seeking to fill a postdoctoral position available for an inorganic, organic, polymeric, or physical chemist with expertise in electrode or electrolyte chemistry for development of new electrode or electrolyte systems for battery applications. The primary focus will be on synthesis and purification of electrode or electrolyte systems and evaluation of their battery performance. The program will have a strong collaborative component with characterization (e.g. electron microscopy, electrochemical study, neutron scattering) and computational scientists working on the same program. Major Duties/Responsibilities: Synthesize novel electrode or electrolyte materials. Evaluate electrochemical properties of the above materials. Collaborate with ORNL postdocs and staff who are involved in structural characterization. Participate in the development of new ideas and...

Requisition Id 16218 Overview: The Multiscale Biomedical Systems Group within the Advanced Computing in Health (ACH) section of the Computational Sciences and Engineering Division (CSED) at Oak Ridge National Laboratory (ORNL) seeks a motivated Research Professional. This position primarily focuses on large-scale molecular dynamics (MD) simulations and AI-integrated multiscale modeling of complex biosystems. The successful candidate will also contribute to efforts that bridge molecular, cellular, and systems-level modeling, with growing relevance to emerging paradigms such as whole-cell modeling and networked biological systems. You will work at the intersection of high-performance computing (HPC), computational biophysics, and machine learning, leveraging leadership-class computing resources and collaborating across ORNL, federal agencies, and academic partners. Key Responsibilities: Develop and apply scalable molecular dynamics (MD) and multiscale simulation workflows...

Requisition Id 16217 Overview: The Multiscale Biomedical Systems Group within the Advanced Computing in Health (ACH) section of the Computational Sciences and Engineering Division (CSED) at Oak Ridge National Laboratory (ORNL) seeks a motivated Postdoctoral Research Associate. This position primarily focuses on large-scale molecular dynamics (MD) simulations and AI-integrated multiscale modeling of complex biosystems. The successful candidate will also contribute to efforts that bridge molecular, cellular, and systems-level modeling, with growing relevance to emerging paradigms such as whole-cell modeling and networked biological systems. You will work at the intersection of high-performance computing (HPC), computational biophysics, and machine learning, leveraging leadership-class computing resources and collaborating across ORNL, federal agencies, and academic partners. Key Responsibilities: Develop and apply scalable molecular dynamics (MD) and multiscale simulation...

Requisition Id 15612 Overview: We are seeking a Technical Professional-Radioisotope Processing to support the 3047 Operations Group within the Isotope Processing and Manufacturing Division (IPMD), at Oak Ridge National Laboratory (ORNL) to support isotope production operations. Description: The 3047 Operations Group within the Isotope Processing and Manufacturing Division (IPMD) at Oak Ridge National Laboratory (ORNL) is seeking a Senior Radiochemical Processing Technical Professional to support the production of high-priority radioisotopes, specifically radium-226 (Ra-226), actinium-227 (Ac-227), and thorium-228 (Th-228). This is an immediate opportunity for a highly motivated, organized, and technically skilled individual to join a dynamic team focused on expanding domestic radioisotope production capabilities. Our current priorities center on scaling and optimizing production processes for Ra-226, Ac-227, and Th-228 to meet growing national and global demand. The...

Requisition Id 16065 Overview: Oak Ridge National Laboratory is the largest US Department of Energy (DOE) science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. The Enrichment Systems Engineering Section is seeking a Machine Design Engineering Group Leader who will support the Enrichment Science and Engineering Division (ESED) within the Isotope Science and Engineering Directorate (ISED) at Oak Ridge National Laboratory (ORNL). ESED serves the nation in two critical areas: advancing enrichment technologies and exploring stable isotope production and applications. The division leverages an elite staff of scientists and engineers with the world-leading capabilities of ORNL to deliver groundbreaking advancements with a variety of applications, from national security to life-saving medical treatments. ESED is the national steward for the research, development, and demonstration of...