"nuclear" Jobs

259 open tech roles matching “nuclear”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, Mechanical Engineering, Electrical Engineering. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 259 results

Radiant

Own and manage Microsoft 365 GCC High systems as a Senior Systems Administrator at a pioneering nuclear microreactor startup.

Radiant El Segundo, CA, United States Published 2 days ago
Flexible on stack
Radiant

Lead Radiant's media relations strategy to enhance its presence in the energy and technology sectors.

Radiant El Segundo, CA Published 3 months ago
Valar Atomics

Join Valar Atomics as a senior Licensing Engineer to lead regulatory compliance and licensing activities in advanced nuclear energy.

Valar Atomics Torrance, California, United States $151.4k–$220k/yr Published 1 month ago
Radiant

Join Radiant as a Recruiting Coordinator to enhance candidate experience and support recruiting operations in a fast-paced startup environment.

Radiant El Segundo, CA Published 1 month ago
Radiant

Join Radiant as a Supply Chain Manager to lead sourcing and procurement for innovative portable nuclear microreactor systems.

Radiant El Segundo, CA Published 4 days ago
Valar Atomics

Lead the electrical engineering team at Valar Atomics, driving innovation in advanced nuclear power systems.

Valar Atomics Torrance, California, United States $196k–$240k/yr Published 2 weeks ago
Standard Nuclear

Join Standard Nuclear as an Instrumentation & Controls Technician to support safe and efficient operations in nuclear manufacturing.

Standard Nuclear Idaho Falls, ID Published 3 months ago
Radiant

Lead California government engagement for a startup focused on portable nuclear microreactors.

Radiant El Segundo, CA Published 4 days ago
Valar Atomics

Join Valar Atomics as a Staff CFD Analysis Engineer to lead high-fidelity simulations for advanced nuclear reactor systems.

Valar Atomics Torrance, CA $180k–$220k/yr Published 1 month ago
Flexible on stack
Valar Atomics

Join Valar Atomics as a Senior Instrumentation & Controls Engineer to design and maintain control hardware for nuclear fuel manufacturing.

Valar Atomics Orangeville, Utah, United States Published 3 weeks ago
Radiant

Join Radiant as a Quality Systems Engineer to implement quality assurance in a pioneering nuclear microreactor startup.

Radiant El Segundo, CA Published 1 month ago
Proxima Fusion

Join Proxima Fusion to contribute to the mission of redefining the future of clean energy through innovative fusion technology.

Proxima Fusion Munich Published 1 year ago
Valar Atomics

Join Valar Atomics as a Senior Mechanical Engineer to lead the design of advanced nuclear systems and mentor junior engineers.

Valar Atomics Torrance, California, United States $140k–$185k/yr Published 2 months ago
Flexible on stack
Valar Atomics

Join Valar Atomics as a Mechanical Technician to build mechanical and electromechanical assemblies for modular nuclear reactor systems.

Valar Atomics Torrance, California, United States $30–$42/hr Published 1 week ago
Helion

Join Helion as a Senior Materials Engineer to lead the fabrication and deployment of advanced ceramic components for fusion power applications.

Helion Everett, WA Published 5 months ago
Radiant

Lead the sourcing and procurement of components for innovative portable nuclear microreactor systems at a fast-paced startup.

Radiant El Segundo, CA Published 4 days ago
Astranis

Join Astranis as a Radiation Effects Engineer to enhance spacecraft electrical survivability through design and testing.

Astranis San Francisco $120k–$145k/yr Published 1 year ago
Flexible on stack
Valar Atomics

Lead the instrumentation, control, and electrical architecture for a high-temperature nuclear power conversion system at Valar Atomics.

Valar Atomics Torrance, California, United States $225k–$300k/yr Published 2 months ago
Valar Atomics

Join Valar Atomics as a Senior Software Engineer to build full-stack systems for advanced nuclear energy solutions.

Valar Atomics Torrance, California, United States $144k–$195k/yr Published 2 weeks ago
Flexible on stack
Radiant

Lead verification of FPGA designs for safety-critical applications in portable nuclear microreactors at a pioneering startup.

Radiant El Segundo, CA Published 1 week ago
Flexible on stack