"thermal engineering" Jobs
870 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.
Showing 20 of 870 results
Join Helion as a Principal Nuclear Materials Engineer to develop materials for high-radiation environments in the pursuit of fusion power.
Join Varda as a Thermal Hardware and Test Engineer II to innovate in thermal and fluid systems for spacecraft.
Lead a team of engineers in propulsion system design at The Exploration Company, focusing on innovative aerospace technologies.
Join Helion as a Senior Mechanical Engineer to develop next-generation diagnostic instrumentation for fusion energy.
Join SpaceX as a Thermal Mechanical Test Engineer to develop and execute thermal and mechanical test programs for advanced semiconductor packaging.
Join Radiant as a Nuclear Engineer, Sensors to lead sensor and instrumentation solutions for innovative portable nuclear microreactors.
Join SpaceX as an Instrumentation and Controls Technician to ensure the reliability of critical water treatment systems in Bastrop, TX.
Join Proxima Fusion as a Microwave Design Engineer to develop high-power RF components for fusion energy systems.
Join SpaceX as an Equipment Maintenance Technician, ensuring optimal operation of critical manufacturing equipment.
Join CesiumAstro as a Summer 2027 intern to design and build space structures and thermal systems for satellite communication.
Join Heron Power as a Systems Integration Engineer to lead application testing for innovative power electronics in a collaborative startup environment.
Join The Exploration Company as a Propulsion CFD Engineer to advance aerospace technologies in space transportation.
Own the manufacturing processes for thermal protection systems at a pioneering space startup.
Join Astro Mechanica as a Senior Combustion Devices Engineer to lead the design of advanced propulsion systems for supersonic travel.
Serve as a strategic partner to leaders in engineering and operations while shaping people strategies at a startup focused on sustainable energy.
Join Helion as a Senior Superconductor Engineer to lead the development of superconducting hardware for fusion power systems.
Join Heron Power as a Mechanical Engineer Intern to design and develop innovative power electronics systems in a collaborative environment.
Join CesiumAstro as a Mechanical Engineering intern to design and build space structures and thermal systems for satellite communication.