"nuclear" Jobs

272 open tech roles matching “nuclear”, taken straight from company career pages — not reposted from other job boards. Every listing is re-checked daily and closed roles are removed.

No "nuclear" jobs in London right now — showing "nuclear" jobs in all locations.

Showing 20 of 272 results

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 3 weeks ago
Radiant

Join Radiant as a Supply Chain Coordinator to negotiate contracts and streamline procurement processes in a pioneering nuclear startup.

Radiant El Segundo, CA, United States Published 1 day 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 1 week 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

Lead a high-impact purchasing team at Valar Atomics, driving purchasing execution and supplier partnerships in a fast-paced environment.

Valar Atomics Torrance, California, United States $160k–$220k/yr Published 5 days ago
Radiant

Join Radiant as a Materials Engineer to develop and qualify manufacturing processes for portable nuclear microreactors.

Radiant El Segundo, CA, United States Published 1 day ago
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 1 month 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 2 weeks ago
Valar Atomics

Join Valar Atomics as a CMM Operator to inspect precision components for modular nuclear reactor systems.

Valar Atomics Torrance, California, United States $40–$60/hr Published 3 days ago
Flexible on stack
Radiant

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

Radiant El Segundo, CA Published 1 week 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 3 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 2 weeks ago
Flexible on stack
Astranis

Join Astranis as a Senior Radiation Test Engineer to design fault-tolerant systems for spacecraft in radiation environments.

Astranis San Francisco $160k–$215k/yr Published 4 months ago
Radiant

Lead the electrical engineering team for a groundbreaking portable nuclear microreactor startup focused on rapid deployment.

Radiant El Segundo, CA Published 2 months ago
Flexible on stack Heavy meetings