"thermal engineering" Jobs

854 open tech roles matching “thermal engineering”, 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 854 results

Radiant

Join Radiant as a Mechanical Engineer to design and optimize fluid systems for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 3 months ago
Radiant

Join Radiant as a Mechanical Engineer to design and build critical fluid systems for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 3 months ago
Radiant

Join Radiant as a Senior Mechanical Engineer to lead the design of critical fluid systems for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 3 months ago
K2 Space

Join K2 Space as a Senior Thermal Control System Design Engineer to develop cutting-edge thermal control systems for high-power satellites.

K2 Space Los Angeles, CA $140k–$250k/yr Published 1 month ago
K2 Space

Join K2 Space as a Thermal Control System Design Engineer to develop cutting-edge thermal systems for high-power satellites.

K2 Space Los Angeles, CA $100k–$215k/yr Published 1 month ago
Radiant

Lead thermal-hydraulics analysis for a groundbreaking portable nuclear microreactor at a fast-paced startup.

Radiant El Segundo, CA Published 1 month ago
K2 Space

Join K2 Space as a Senior Thermal Design Engineer to develop cutting-edge thermal control systems for high-power satellites.

K2 Space Los Angeles, CA $140k–$250k/yr Published 1 month ago
Nexthop AI
Nexthop AI Santa Clara, California, United States Published 1 year ago
SpaceX

Join SpaceX as a Thermal Engineer to design and validate thermal systems for the Starship program.

SpaceX Starbase, TX Published 3 months ago
Flexible on stack
SpaceX

Join SpaceX as a Thermal Development Technician to work on advanced thermal protection systems for next-generation rockets.

SpaceX Starbase, TX Published 3 weeks ago
Helion

Join Helion as a Senior Mechanical Engineer to design thermo-mechanical hardware for the world's first fusion power plant.

Helion Everett, WA Published 3 weeks ago
CesiumAstro

Join CesiumAstro as a Senior Thermal Engineer to design and validate thermal control systems for next-generation aerospace products.

CesiumAstro Westminster, CO Published 1 week ago
Valar Atomics

Lead system-level thermal-hydraulics modeling for advanced nuclear power systems at a pioneering energy startup.

Valar Atomics Torrance, CA $151k–$185k/yr Published 1 month ago
Flexible on stack
Apex Space

Join Apex Space as a Thermal Engineer to design and optimize spacecraft thermal systems in a fast-growing startup environment.

Apex Space Los Angeles Published 4 months ago
Flexible on stack
Mind Robotics

Join Mind Robotics as a Thermal Design Engineer to develop innovative thermal solutions for industrial robots.

Mind Robotics Palo Alto Published 3 months ago
SpaceX

Join SpaceX as a Mechanical Engineer to develop and optimize the heatshield for the Starship, ensuring mission success.

SpaceX Starbase, TX Published 2 months ago
Mariana Minerals

Join Mariana Minerals as a Sr./Staff Pyrometallurgical Process Engineer to lead innovative high-temperature refining systems for critical minerals.

Mariana Minerals Houston, TX Published 4 days ago
SpaceX

Join SpaceX as an Integration Engineer to develop and qualify thermal protection systems for the Starship heatshield.

SpaceX Starbase, TX Published 2 months ago
K2 Space

Join K2 Space as a Thermal Analyst to build and run thermal models for high-power satellites in a fast-paced environment.

K2 Space Los Angeles, CA $100k–$180k/yr Published 1 month ago
SpaceX

Join SpaceX as a Thermal Development Technician to work on advanced thermal protection systems for next-generation rockets.

SpaceX Starbase, TX Published 3 weeks ago