"thermal engineering" Jobs

264 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 264 results

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 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
Echodyne

Join Echodyne as a Senior Mechanical Engineer to design cutting-edge radar technology for various industries.

Echodyne Kirkland, WA $124.7k–$187.0k/yr Published 1 month ago
Helion

Join Helion as a Senior Mechanical Engineer to develop next-generation diagnostic instrumentation for fusion energy.

Helion Everett, WA Published 1 year ago
Flexible on stack
Astro Mechanica

Join Astro Mechanica as a Senior Combustion Devices Engineer to lead the design of advanced propulsion systems for supersonic travel.

Astro Mechanica San Francisco Published 4 months ago
Exowatt

Serve as a strategic partner to leaders in engineering and operations while shaping people strategies at a startup focused on sustainable energy.

Exowatt Austin, TX Published 3 weeks ago
Helion

Join Helion as a Senior Superconductor Engineer to lead the development of superconducting hardware for fusion power systems.

Helion Everett, WA Published 4 months ago
Flexible on stack
Astro Mechanica

Join Astro Mechanica as a Senior Turbomachinery Engineer to lead rotordynamic analysis and advance aerospace technology.

Astro Mechanica San Francisco Published 4 days ago
Varda Space

Join Varda as a Senior Thermal Analysis Engineer to develop thermal systems for spacecraft in a fast-paced, innovative environment.

Varda Space El Segundo, California, United States $140.3k–$179.3k/yr Published 2 months 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
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
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
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
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