"thermal engineering" Jobs

852 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 852 results

CesiumAstro

Join CesiumAstro as a Mechanical Engineer I to develop cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro Austin, TX Published 1 week ago
Heron Power

Own application-specific testing of Heron's solid state transformer for energy storage applications in a collaborative startup environment.

Heron Power Scotts Valley $130k–$160k/yr Published 2 days ago
Flexible on stack
Exowatt

Lead the development of MW-class multi-port power conversion solutions at Exowatt, a startup focused on sustainable energy.

Exowatt Miami, FL Published 1 month ago
Astro Mechanica

Join Astro Mechanica as a Senior Propulsion Engineer to lead the design of combustion devices for advanced aerospace propulsion systems.

Astro Mechanica San Francisco Published 3 months ago
SpaceX

Join SpaceX as a Propulsion Fluids Analyst to enhance engine designs through advanced fluids and thermal analyses.

SpaceX Hawthorne, CA $100k–$140k/yr Published 2 months ago
Flexible on stack
Chariot Defense

Join Chariot Defense as a Mechanical Engineer to design and develop advanced mechanical and power electronic systems for military applications.

Chariot Defense San Bruno, California, United States $130k–$180k/yr Published 5 months ago
Heron Power

Join Heron Power as a Mechanical System Integration and Test Engineer to design and build test infrastructure for innovative power electronics.

Heron Power Scotts Valley Published 2 weeks ago
Flexible on stack
Reflect Orbital

Join Reflect Orbital as a Thermal Engineering Intern, contributing to the design and testing of spacecraft components in a fast-paced environment.

Reflect Orbital Hawthorne, CA Published 1 week ago
Heron Power

Join Heron Power as a Senior Hardware Applications Engineer to lead application-specific testing of innovative power electronics solutions.

Heron Power Scotts Valley $130k–$160k/yr Published 2 days ago
Flexible on stack
SpaceX

Join SpaceX as a Sr. Propulsion Fluids Analyst to drive design decisions for advanced rocket engine hardware through fluids and thermal analyses.

SpaceX Hawthorne, CA $135k–$190k/yr Published 2 months ago
Flexible on stack
CesiumAstro

Join CesiumAstro as a Principal Mechanical Engineer I to design cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro Cambridge, United Kingdom Published 1 month ago
Heron Power

Design and develop innovative power electronics systems in a collaborative startup environment.

Heron Power Scotts Valley $120k–$190k/yr Published 3 months ago
Flexible on stack
The Exploration Company

Lead the design and development of solenoid isolation valves for a storable propulsion system in an innovative aerospace company.

The Exploration Company Bordeaux, France Published 1 month ago
CesiumAstro

Join CesiumAstro as a Mechanical Engineer II to develop cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro Austin, TX Published 2 weeks ago
Saronic Technologies

Join Saronic Technologies as a Senior Electrical Engineer to design and validate power systems for autonomous maritime platforms.

Saronic Technologies Austin, TX Published 1 month ago
Arc Boat Company

Join Arc as a Senior Battery Mechanical Engineer to lead the mechanical design of battery packs for the electrification of the marine industry.

Arc Boat Company Torrance, CA $150k–$180k/yr Published 1 week ago
The Exploration Company

Join The Exploration Company as an AIT Test Technician to support environmental and functional testing for spacecraft sub-systems.

The Exploration Company Munich, Germany Published 3 months ago
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to drive the development of innovative fusion energy systems.

Pacific Fusion San Leandro, CA $138.1k–$263.8k/yr Published 2 months ago
CesiumAstro

Join CesiumAstro as a Staff Mechanical Engineer to design cutting-edge hardware for aerospace systems in a dynamic startup environment.

CesiumAstro Westminster, CO Published 2 weeks ago