"thermal engineering" Jobs

321 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 321 results

Castelion
Castelion Torrance, California, United States Published 2 months ago
Etched

Own the development and scaling of thermal management manufacturing processes for liquid cooling systems at a cutting-edge AI hardware startup.

Etched San Jose 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 5 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 3 months ago
Radiant

Join Radiant as a Senior Fluid Systems Engineer to design and build critical fluid systems for portable nuclear microreactors.

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 3 months 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 3 months ago
Flexible on stack
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 month ago
Mind Robotics

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

Mind Robotics Palo Alto Published 5 months ago
Radiant

Drive test operations for nuclear microreactor technology focusing on fluid and mechanical systems in a fast-paced environment.

Radiant El Segundo, CA, United States Published 1 day ago
Astranis

Design and test thermal solutions for advanced satellites at Astranis, a leader in satellite communications.

Astranis San Francisco $145k–$235k/yr Published 3 years ago
Radiant

Join Radiant as a Senior Mechanical Engineer to design and analyze turbomachinery for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 1 year ago
SpaceX

Join SpaceX as a Senior Thermal Engineer to lead fluids analysis for AI satellites in a mission to capture solar energy in space.

SpaceX Bastrop, TX Published 3 months ago
AI-first team
Radiant

Join Radiant as a Senior Mechanical Engineer to design critical structures for portable nuclear microreactors in a fast-paced startup environment.

Radiant El Segundo, CA Published 2 weeks ago
SpaceX

Join SpaceX as a Senior Thermal Engineer to develop innovative cooling solutions for AI satellites in space.

SpaceX Bastrop, TX Published 2 months ago
AI-first team
Castelion
Castelion Rio Rancho, New Mexico, United States Published 6 months ago
SpaceX

Join SpaceX as a Senior Thermal Engineer to lead the thermal design and validation for Starship vehicles and hardware.

SpaceX Hawthorne, CA $130k–$180k/yr Published 5 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 3 months ago
Helion

Join Helion as a Senior Multiphysics Modeling Engineer to develop and validate models for fusion hardware in a pioneering energy company.

Helion Everett, WA Published 8 months ago
Flexible on stack
SpaceX

Oversee kiln operations and maintenance to maximize equipment reliability and product quality at SpaceX.

SpaceX Cape Canaveral, FL Published 1 month ago