"thermal engineering" Jobs

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

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

Showing 20 of 856 results

SpaceX

Develop innovative life support and thermal control systems for SpaceX's Crew Starship missions, including Mars missions.

SpaceX Starbase, TX Published 3 weeks ago
Radiant

Join Radiant as a Staff Loads & Dynamics Engineer to ensure structural integrity for the world's first portable nuclear microreactor.

Radiant El Segundo, CA Published 1 month ago
SpaceX

Join SpaceX as a Mechanical Engineer to design and commission cooling and plumbing systems for data center infrastructure.

SpaceX Starbase, TX Published 2 months ago
Radiant

Lead a team of nuclear engineers in designing and analyzing portable nuclear microreactors at a startup focused on innovative energy solutions.

Radiant El Segundo, CA Published 2 weeks ago
Radiant

Join Radiant as a Nuclear Engineer, Core Physics, designing testing operations for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 1 month ago
Helion

Join Helion as a Senior Mechanical Engineer to design and improve hardware for fusion power prototypes in a mission-driven environment.

Helion Everett, WA Published 1 month ago
Flexible on stack
Helion

Join Helion as a Power Electronics Engineer to support core electrical energy management systems for fusion generators.

Helion Everett, WA Published 6 months ago
Flexible on stack
SpaceX

Join SpaceX as a Propulsion Thermal Analyst to ensure the thermal reliability of Raptor components for advanced rocket engines.

SpaceX Hawthorne, CA $100k–$140k/yr Published 2 months ago
Radiant

Lead an interdisciplinary team in nuclear engineering for portable microreactors at Radiant.

Radiant El Segundo, CA Published 3 days ago
Flexible on stack
The Exploration Company

Lead the design and integration of engine systems and turbomachinery for next-gen cryogenic rocket engines.

The Exploration Company Bordeaux, France Published 1 month ago
Helion

Join Helion as a Principal Power Electronics Packaging Engineer to lead the development of next-generation packaging solutions for fusion power technology.

Helion Everett, WA Published 3 months ago
Helion

Lead a multidisciplinary team to design and deliver fuel cycle systems for Helion's next-generation fusion power plant.

Helion Everett, WA Published 9 months ago
Radiant

Join Radiant as a Nuclear Engineer to lead sensor and instrumentation solutions for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 1 month ago
Flexible on stack
Graphcore

Join Graphcore as a Mechanical and Thermal Laboratory Technician to support the development of advanced AI hardware systems in a hands-on role.

Graphcore Austin, Texas, United States Published 3 weeks ago
Helion

Join Helion as a Senior Mechanical Engineer to design and optimize hardware for fusion power prototypes in a mission-driven team.

Helion Everett, WA Published 4 weeks 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
SpaceX

Join SpaceX as a Mechanical Engineer to lead rotating equipment integration for power plant development.

SpaceX Starbase, TX Published 2 months ago
SpaceX

Lead the design and operation of large-scale ultrapure and wastewater treatment facilities at SpaceX's Bastrop site.

SpaceX Bastrop, TX Published 1 month ago
Heavy meetings