"thermal testing" Jobs

762 open tech roles matching “thermal testing”, 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 762 results

Valar Atomics

Join Valar Atomics as a Thermal Engineer to influence turbomachinery design and advance power generation capabilities.

Valar Atomics Torrance, California, United States $140k–$215k/yr Published 3 weeks ago
Radiant

Join Radiant as a Certification Engineer to ensure nuclear reactor designs meet rigorous standards and requirements.

Radiant El Segundo, CA Published 3 months ago
Heron Power

Join Heron Power as an intern to build and operate test infrastructure for innovative power electronics.

Heron Power Scotts Valley Published 4 months ago
Flexible on stack
Heron Power

Join Heron Power as a Compliance Engineering Technician to support lab operations and ensure regulatory compliance in a collaborative environment.

Heron Power Scotts Valley $35–$55/hr Published 2 weeks ago
Varda Space

Join Varda as a Thermal Hardware and Test Engineer II to innovate in thermal and fluid systems for spacecraft.

Varda Space El Segundo, California, United States $119.5k–$152.7k/yr Published 2 months ago
Radiant

Join Radiant as a Nuclear Engineer, Core Physics, designing testing operations for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 1 month ago
SpaceX

Join SpaceX as a Thermal Engineer to design and validate satellite hardware for the Starlink project.

SpaceX Redmond, WA $100k–$135k/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 week ago
Radiant

Join Radiant as a Staff Loads & Dynamics Engineer to ensure structural integrity for the world's first portable nuclear microreactor.

Radiant El Segundo, CA Published 1 month 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 6 months ago
Flexible on stack
Radiant

Join Radiant as a Principal Turbomachinery Engineer to lead the design of high-speed rotating assemblies for portable nuclear microreactors.

Radiant El Segundo, CA Published 4 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
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 1 month ago
Radiant

Join Radiant as a Senior Structural Engineer to design critical concrete structures for innovative nuclear microreactors.

Radiant El Segundo, CA Published 1 month 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 1 week ago
Flexible on stack
Halter

Join Halter as a Senior Hardware Test Engineer to design and execute automated tests ensuring product reliability in a fast-paced environment.

Halter Auckland Published 2 months ago
Flexible on stack 70% coding
Heron Power

Join Heron Power as a Senior Power Electronics Test & Validation Engineer to lead application-specific testing of innovative power electronics solutions.

Heron Power Scotts Valley $130k–$160k/yr Published 1 week ago
Flexible on stack
Radiant

Join Radiant as a Staff Structures Engineer to design critical structures for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 2 weeks ago
Heron Power

Join Heron Power as a Systems Integration Engineer to lead application testing for innovative power electronics in a collaborative startup environment.

Heron Power Scotts Valley $130k–$160k/yr Published 1 week ago
Flexible on stack