https://newnuclearjobs.com/roles/intern/ 43 open nuclear internship and co-op roles at 6 advanced nuclear companies, most at General Matter (14), Antares (11) and The Nuclear Company (9). Updated daily. en Tue, 10 Nov 2026 00:00:00 GMT https://newnuclearjobs.com/jobs/nuclear-engineering-internship-co-op-forge-atomics-b773b5/https://newnuclearjobs.com/jobs/nuclear-engineering-internship-co-op-forge-atomics-b773b5/Fri, 06 Nov 2026 00:00:00 GMTForge Atomics is looking for a Nuclear Engineering Internship/Co-op. The role is based in El Segundo. https://newnuclearjobs.com/jobs/summer-2027-internship-field-engineer-general-matter-a1d770/https://newnuclearjobs.com/jobs/summer-2027-internship-field-engineer-general-matter-a1d770/Thu, 05 Nov 2026 00:00:00 GMTGeneral Matter has an open Summer 2027 Internship - Field Engineer position on its Construction team. The role is based in Paducah, Kentucky, United States. https://newnuclearjobs.com/jobs/government-affairs-intern-antares-fefc5a/https://newnuclearjobs.com/jobs/government-affairs-intern-antares-fefc5a/Sat, 31 Oct 2026 00:00:00 GMTAntares has an open Government Affairs Intern position. The role is based in DC. https://newnuclearjobs.com/jobs/spring-2027-security-engineer-intern-the-nuclear-company-8dc844/https://newnuclearjobs.com/jobs/spring-2027-security-engineer-intern-the-nuclear-company-8dc844/Wed, 28 Oct 2026 00:00:00 GMTThe Nuclear Company is hiring a Spring 2027 Security Engineer Intern. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/summer-2027-internship-information-security-engineer-general-matter-ed1c9f/https://newnuclearjobs.com/jobs/summer-2027-internship-information-security-engineer-general-matter-ed1c9f/Thu, 15 Oct 2026 00:00:00 GMTGeneral Matter is looking for a Summer 2027 Internship - Information Security Engineer. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-information-technology-general-matter-f9f364/https://newnuclearjobs.com/jobs/summer-2027-internship-information-technology-general-matter-f9f364/Mon, 05 Oct 2026 00:00:00 GMTGeneral Matter is looking for a Summer 2027 Internship - Information Technology. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/design-engineering-intern-nuclear-promise-x-03dac3/https://newnuclearjobs.com/jobs/design-engineering-intern-nuclear-promise-x-03dac3/Fri, 18 Sep 2026 00:00:00 GMTNuclear Promise X is looking for a Design Engineering Intern. The role is hybrid, based in Ontario. https://newnuclearjobs.com/jobs/space-mechanical-design-engineering-intern-summer-2027-antares-b718dd/https://newnuclearjobs.com/jobs/space-mechanical-design-engineering-intern-summer-2027-antares-b718dd/Fri, 18 Sep 2026 00:00:00 GMTAntares is hiring a Space Mechanical Design Engineering Intern - Summer 2027. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/software-developer-intern-nuclear-promise-x-7a3c62/https://newnuclearjobs.com/jobs/software-developer-intern-nuclear-promise-x-7a3c62/Thu, 17 Sep 2026 00:00:00 GMTNuclear Promise X is hiring a Software Developer Intern on its Digital Transformations team. The role is hybrid, based in Ontario. https://newnuclearjobs.com/jobs/quality-engineering-intern-summer-2027-antares-99f66e/https://newnuclearjobs.com/jobs/quality-engineering-intern-summer-2027-antares-99f66e/Wed, 16 Sep 2026 00:00:00 GMTAntares is looking for a Quality Engineering Intern - Summer 2027. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/multiphysics-software-intern-summer-2027-antares-603771/https://newnuclearjobs.com/jobs/multiphysics-software-intern-summer-2027-antares-603771/Wed, 16 Sep 2026 00:00:00 GMTAntares is looking for a Multiphysics Software Intern - Summer 2027. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/reactor-software-engineering-intern-summer-2027-antares-143fca/https://newnuclearjobs.com/jobs/reactor-software-engineering-intern-summer-2027-antares-143fca/Wed, 16 Sep 2026 00:00:00 GMTAntares is looking for a Reactor Software Engineering Intern - Summer 2027. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/nuclear-operations-licensing-engineering-intern-summer-2027-antares-d30d70/https://newnuclearjobs.com/jobs/nuclear-operations-licensing-engineering-intern-summer-2027-antares-d30d70/Mon, 14 Sep 2026 00:00:00 GMTAntares is hiring a Nuclear Operations & Licensing Engineering Intern - Summer 2027. The role is based in Idaho Falls. https://newnuclearjobs.com/jobs/it-helpdesk-intern-summer-2027-antares-f23884/https://newnuclearjobs.com/jobs/it-helpdesk-intern-summer-2027-antares-f23884/Mon, 14 Sep 2026 00:00:00 GMTAntares is looking for an IT Helpdesk Intern - Summer 2027. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/business-operations-finance-intern-summer-2027-antares-f5d00d/https://newnuclearjobs.com/jobs/business-operations-finance-intern-summer-2027-antares-f5d00d/Mon, 14 Sep 2026 00:00:00 GMTAntares has an open Business Operations Finance Intern - Summer 2027 position. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/nuclear-engineering-intern-summer-2027-antares-f3d89c/https://newnuclearjobs.com/jobs/nuclear-engineering-intern-summer-2027-antares-f3d89c/Thu, 10 Sep 2026 00:00:00 GMTAntares has an open Nuclear Engineering Intern - Summer 2027 position. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/mechanical-engineering-design-intern-summer-2027-antares-5566d1/https://newnuclearjobs.com/jobs/mechanical-engineering-design-intern-summer-2027-antares-5566d1/Thu, 10 Sep 2026 00:00:00 GMTAntares has an open Mechanical Engineering Design Intern - Summer 2027 position. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/electrical-engineering-intern-summer-2027-antares-521ec4/https://newnuclearjobs.com/jobs/electrical-engineering-intern-summer-2027-antares-521ec4/Thu, 10 Sep 2026 00:00:00 GMTAntares has an open Electrical Engineering Intern - Summer 2027 position. The role is based in Los Angeles. https://newnuclearjobs.com/jobs/summer-2027-internship-supply-chain-general-matter-3c72f0/https://newnuclearjobs.com/jobs/summer-2027-internship-supply-chain-general-matter-3c72f0/Wed, 02 Sep 2026 00:00:00 GMTGeneral Matter is hiring a Summer 2027 Internship - Supply Chain. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-embedded-software-engineering-general-matter-c54636/https://newnuclearjobs.com/jobs/summer-2027-internship-embedded-software-engineering-general-matter-c54636/Wed, 02 Sep 2026 00:00:00 GMTGeneral Matter is hiring a Summer 2027 Internship - Embedded Software Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-civil-engineering-general-matter-5c7c3b/https://newnuclearjobs.com/jobs/summer-2027-internship-civil-engineering-general-matter-5c7c3b/Wed, 02 Sep 2026 00:00:00 GMTGeneral Matter is looking for a Summer 2027 Internship - Civil Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-business-development-general-matter-ec1a2f/https://newnuclearjobs.com/jobs/summer-2027-internship-business-development-general-matter-ec1a2f/Tue, 01 Sep 2026 00:00:00 GMTGeneral Matter is hiring a Summer 2027 Internship - Business Development. The role is based in South Bay, Los Angeles. https://newnuclearjobs.com/jobs/summer-2027-internship-mechanical-engineering-hvac-general-matter-3eae87/https://newnuclearjobs.com/jobs/summer-2027-internship-mechanical-engineering-hvac-general-matter-3eae87/Tue, 01 Sep 2026 00:00:00 GMTGeneral Matter has an open Summer 2027 Internship - Mechanical Engineering (HVAC) position. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-architectural-engineering-general-matter-d6f18a/https://newnuclearjobs.com/jobs/summer-2027-internship-architectural-engineering-general-matter-d6f18a/Wed, 26 Aug 2026 00:00:00 GMTGeneral Matter is hiring a Summer 2027 Internship - Architectural Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-environmental-health-safety-ehs-general-matter-a326ed/https://newnuclearjobs.com/jobs/summer-2027-internship-environmental-health-safety-ehs-general-matter-a326ed/Wed, 26 Aug 2026 00:00:00 GMTGeneral Matter has an open Summer 2027 Internship - Environmental, Health & Safety (EHS) position. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-electrical-engineering-buildings-general-matter-fc0431/https://newnuclearjobs.com/jobs/summer-2027-internship-electrical-engineering-buildings-general-matter-fc0431/Thu, 20 Aug 2026 00:00:00 GMTGeneral Matter has an open Summer 2027 Internship - Electrical Engineering (Buildings) position. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-manufacturing-engineering-general-matter-d69e79/https://newnuclearjobs.com/jobs/summer-2027-internship-manufacturing-engineering-general-matter-d69e79/Thu, 20 Aug 2026 00:00:00 GMTGeneral Matter is looking for a Summer 2027 Internship - Manufacturing Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-electrical-i-c-engineering-general-matter-9e6eae/https://newnuclearjobs.com/jobs/summer-2027-internship-electrical-i-c-engineering-general-matter-9e6eae/Thu, 20 Aug 2026 00:00:00 GMTGeneral Matter is looking for a Summer 2027 Internship - Electrical I&C Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-internship-software-engineering-general-matter-ec55e9/https://newnuclearjobs.com/jobs/summer-2027-internship-software-engineering-general-matter-ec55e9/Wed, 19 Aug 2026 00:00:00 GMTGeneral Matter is hiring a Summer 2027 Internship - Software Engineering. The role is based in Los Angeles, CA. https://newnuclearjobs.com/jobs/summer-2027-ai-applied-research-internship-the-nuclear-company-c2e0ba/https://newnuclearjobs.com/jobs/summer-2027-ai-applied-research-internship-the-nuclear-company-c2e0ba/Fri, 14 Aug 2026 00:00:00 GMTThe Nuclear Company is hiring a Summer 2027 AI Applied Research Internship on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/spring-2027-ai-applied-research-internship-the-nuclear-company-43b29e/https://newnuclearjobs.com/jobs/spring-2027-ai-applied-research-internship-the-nuclear-company-43b29e/Fri, 14 Aug 2026 00:00:00 GMTThe Nuclear Company is looking for a Spring 2027 AI Applied Research Internship on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/summer-2027-data-science-intern-the-nuclear-company-b7a2ac/https://newnuclearjobs.com/jobs/summer-2027-data-science-intern-the-nuclear-company-b7a2ac/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company is looking for a Summer 2027 Data Science Intern on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/summer-2027-software-engineering-intern-the-nuclear-company-d65986/https://newnuclearjobs.com/jobs/summer-2027-software-engineering-intern-the-nuclear-company-d65986/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company is hiring a Summer 2027 Software Engineering Intern. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/summer-2027-ai-ml-engineering-intern-the-nuclear-company-a3fca3/https://newnuclearjobs.com/jobs/summer-2027-ai-ml-engineering-intern-the-nuclear-company-a3fca3/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company is hiring a Summer 2027 AI/ML Engineering Intern on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/spring-2027-data-science-intern-the-nuclear-company-3f603c/https://newnuclearjobs.com/jobs/spring-2027-data-science-intern-the-nuclear-company-3f603c/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company is hiring a Spring 2027 Data Science Intern on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/spring-2027-ai-ml-engineering-intern-the-nuclear-company-b44725/https://newnuclearjobs.com/jobs/spring-2027-ai-ml-engineering-intern-the-nuclear-company-b44725/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company has an open Spring 2027 AI/ML Engineering Intern position on its Software Engineering team. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/spring-2027-software-engineering-intern-the-nuclear-company-6533f2/https://newnuclearjobs.com/jobs/spring-2027-software-engineering-intern-the-nuclear-company-6533f2/Fri, 07 Aug 2026 00:00:00 GMTThe Nuclear Company has an open Spring 2027 Software Engineering Intern position. The role is based in Washington, DC. https://newnuclearjobs.com/jobs/nuclear-digital-consulting-intern-nuclear-promise-x-c2e432/https://newnuclearjobs.com/jobs/nuclear-digital-consulting-intern-nuclear-promise-x-c2e432/Mon, 27 Jul 2026 00:00:00 GMTNuclear Promise X is looking for a Nuclear Digital Consulting Intern on its AI Products & Services team. The role is hybrid, based in Ontario. https://newnuclearjobs.com/jobs/nuclear-engineering-internship-summer-2027-kairos-power-24c70a/https://newnuclearjobs.com/jobs/nuclear-engineering-internship-summer-2027-kairos-power-24c70a/Thu, 23 Jul 2026 00:00:00 GMTKairos Power is looking for a Nuclear Engineering Internship - Summer 2027. The role is based in Alameda, CA, Albuquerque, NM, Oak Ridge, TN. https://newnuclearjobs.com/jobs/mechanical-and-manufacturing-engineering-internship-summer-2027-kairos-1cbefe/https://newnuclearjobs.com/jobs/mechanical-and-manufacturing-engineering-internship-summer-2027-kairos-1cbefe/Thu, 23 Jul 2026 00:00:00 GMTKairos Power is looking for a Mechanical and Manufacturing Engineering Internship - Summer 2027. The role is based in Alameda, CA, Albuquerque, NM, or Oak Ridge, TN. https://newnuclearjobs.com/jobs/electrical-engineering-internship-summer-2027-kairos-power-6476ca/https://newnuclearjobs.com/jobs/electrical-engineering-internship-summer-2027-kairos-power-6476ca/Thu, 23 Jul 2026 00:00:00 GMTKairos Power has an open Electrical Engineering Internship - Summer 2027 position. The role is based in Alameda, CA, Albuquerque, NM or Oak Ridge, TN. https://newnuclearjobs.com/jobs/civil-engineering-internship-summer-2027-kairos-power-22e4d4/https://newnuclearjobs.com/jobs/civil-engineering-internship-summer-2027-kairos-power-22e4d4/Thu, 23 Jul 2026 00:00:00 GMTKairos Power has an open Civil Engineering Internship - Summer 2027 position. The role is based in Alameda, CA, Albuquerque, NM or Oak Ridge TN. https://newnuclearjobs.com/jobs/chemical-and-materials-engineering-internship-summer-2027-kairos-power-521fd7/https://newnuclearjobs.com/jobs/chemical-and-materials-engineering-internship-summer-2027-kairos-power-521fd7/Wed, 22 Jul 2026 00:00:00 GMTKairos Power is hiring a Chemical and Materials Engineering Internship - Summer 2027. The role is based in Alameda, CA, Albuquerque, NM or Oak Ridge, TN.