National Security Jobs

National Security

Protecting U.S. citizens through discovery and innovation

The National Security Sciences Directorate leads scientific and technological breakthroughs to confront some of the nation’s most difficult security challenges. We develop applications needed for the security of our nation today and target our vision on how these challenges may manifest themselves in a decade or more.

Our research and development focuses on cybersecurity and cyber physical resiliency, data analytics, geospatial science and technology, nuclear nonproliferation, and high-performance computing for sensitive national security missions. We also enhance ORNL contributions to national security challenges by working closely with leading researchers at the lab in areas such as nuclear and chemical sciences and engineering, applied materials, advanced manufacturing, biosecurity, transportation, and computing.

 

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National Security

Protecting U.S. citizens through discovery and innovation

ORNL’s strengths in advanced materials, nuclear science, and supercomputing are addressing complex national security challenges in the areas of nuclear nonproliferation, national defense, homeland protection, and intelligence.

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Nuclear R&D Associate Staff Member
Nuclear R&D Associate Staff Member Oak Ridge, TN, US, 37830 Jun 30, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 30, 2025
Postdoctoral Research Associate - Multiscale Excitonic Probes for Interface Studies Oak Ridge, TN, US, 37830 Jun 30, 2025
Research Manufacturing Group Leader
Research Manufacturing Group Leader Oak Ridge, TN, US, 37830 Jun 30, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 30, 2025
Group Leader - Manufacturing Systems Analytics
Group Leader - Manufacturing Systems Analytics Oak Ridge, TN, US, 37830 Jun 27, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 27, 2025
Robotics and Automation for Building Construction
Robotics and Automation for Building Construction Oak Ridge, TN, US, 37830 Jun 27, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 27, 2025
Power Electronics Engineer
Power Electronics Engineer Oak Ridge, TN, US, 37830 Jun 26, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 26, 2025
Emerging and Disruptive Technology Analyst
Emerging and Disruptive Technology Analyst Oak Ridge, TN, US, 37830 Jun 26, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 26, 2025
DoD SkillBridge Military Intern
DoD SkillBridge Military Intern Oak Ridge, TN, US, 37830 Jun 26, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 26, 2025
Group Leader, Data Science & Visualization Group
Group Leader, Data Science & Visualization Group Oak Ridge, TN, US, 37830 Jun 25, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 25, 2025
Isolated Environment Operations Cyber Security Liaison
Isolated Environment Operations Cyber Security Liaison Oak Ridge, TN, US, 37830 Jun 23, 2025 0.00 mi
Oak Ridge, TN, US, 37830 Jun 23, 2025

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Oak Ridge National Laboratory is managed by UT-Battelle for the Department of Energy.

ORNL is an equal opportunity employer; learn more. All qualified candidates, including individuals with disabilities and protected veterans, are encouraged to apply. ORNL is an E-Verify employer; learn more. If you have difficulty using the online application system or need accommodation to apply due to a disability, please email: ORNLRecruiting@ornl.gov.