"nuclear energy" Jobs

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

Showing 20 of 182 results

Helion

Join Helion as a Principal Electrical Engineer to design and operate advanced RF circuits for fusion power systems.

Helion Everett, WA Published 6 months ago
Helion

Join Helion as a Senior Materials Engineer to develop dielectric materials for high voltage components in nuclear fusion reactors.

Helion Everett, WA Published 2 months ago
Radiant

Join Radiant as a Senior Manufacturing Engineer to innovate production methods for portable nuclear microreactors.

Radiant El Segundo, CA Published 11 months 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

Lead the design and operation of helium systems for next-generation high-temperature gas-cooled reactor technology at Valar Atomics.

Valar Atomics Torrance, California, United States $144k–$176k/yr Published 1 month ago
Valar Atomics

Join Valar Atomics as a Senior Welder to fabricate precision components for modular nuclear reactor systems in a hands-on shop-floor role.

Valar Atomics Torrance, California, United States $35–$50/hr Published 1 week ago
Radiant

Join Radiant as a Senior Technical Recruiter to build a world-class team for portable nuclear microreactors in a high-growth startup.

Radiant El Segundo, CA Published 3 months ago
Valar Atomics

Join Valar Atomics as a Senior Controls Software Engineer to develop and commission control systems for nuclear fuel manufacturing.

Valar Atomics Orangeville, Utah, United States Published 3 weeks ago
Flexible on stack
Proxima Fusion

Lead Proxima Fusion's licensing and regulatory strategy for innovative fusion power plants in a fast-growing company.

Proxima Fusion Munich Published 1 month ago
Valar Atomics

Join Valar Atomics as a Fire Protection Engineer to design and implement fire safety systems for advanced nuclear facilities.

Valar Atomics Torrance, California, United States $112k–$137k/yr Published 1 week ago
Valar Atomics

Join Valar Atomics as an Instrumentation & Controls Technician to ensure the safe operation of nuclear energy systems.

Valar Atomics Torrance, California, United States $45–$65/hr Published 8 months ago
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
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
Helion

Join Helion as a Process Engineer to design and implement the world's first continuous fusion fuel cycle in a pioneering energy company.

Helion Everett, WA Published 4 months ago
Valar Atomics
Health Physicist Hybrid Visa

Join Valar Atomics as a Health Physicist to lead the Radiation Protection Program in a fast-paced startup environment.

Valar Atomics Orangeville, Utah, United States Published 8 months ago
Valar Atomics

Join Valar Atomics as a Senior Buyer to manage procurement and supply chain operations for advanced nuclear energy projects.

Valar Atomics Torrance, California, United States $140k–$165k/yr Published 2 months ago
Radiant

Join Radiant as a Business Development Associate to drive federal sales of innovative mobile nuclear microreactors.

Radiant Washington, D.C. Published 2 months ago
Valar Atomics

Lead the technical architecture of Valar's software platform, focusing on telemetry, streaming, and simulation systems in a high-impact startup.

Valar Atomics Torrance, California, United States $195k–$270k/yr Published 2 weeks ago
Flexible on stack
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
Helion

Join Helion as an intern to gain hands-on experience in fusion energy systems alongside experienced technicians and engineers.

Helion Everett, WA Published 5 months ago