"thermal engineering" Jobs

864 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 864 results

Radiant

Join Radiant as a Systems Engineer to develop and govern engineering design standards for portable nuclear microreactors.

Radiant El Segundo, CA Published 4 months ago
Radiant

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

Radiant El Segundo, CA Published 1 month ago
K2 Space

Lead thermal modeling and simulation efforts for spacecraft in a high-growth satellite company.

K2 Space Los Angeles, CA $140k–$230k/yr Published 1 month ago
The Exploration Company

Lead thermal verification activities for spacecraft in a dynamic aerospace environment focused on innovative space transportation technologies.

The Exploration Company Munich, Germany Published 1 day ago
Flexible on stack
Apex Space

Join Apex Space as a Senior Thermal Engineer to develop spacecraft thermal models and drive innovation in aerospace systems.

Apex Space Los Angeles Published 10 months 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
Helion

Join Helion as a Senior Process Engineer to lead the design of the world's first continuous fusion fuel cycle in a pioneering energy company.

Helion Everett, WA Published 3 months ago
Standard Nuclear

Support the installation and maintenance of engineered systems in a nuclear manufacturing environment.

Standard Nuclear Idaho Falls, ID Published 2 weeks ago
Valar Atomics

Lead the instrumentation, control, and electrical architecture for a high-temperature nuclear power conversion system at Valar Atomics.

Valar Atomics Torrance, California, United States $225k–$300k/yr Published 2 months ago
K2 Space

Join K2 Space as a Senior Mechanisms Engineer to design and integrate turbomachinery for high-power spacecraft systems.

K2 Space Los Angeles, CA $140k–$175k/yr Published 2 months ago
Inertia

Lead the design and analysis of critical components for the world's first fusion energy power plant at Inertia.

Inertia Livermore $125k–$225k/yr Published 6 months ago
Flexible on stack
The Exploration Company

Lead the development of the Thermal Protection System for Nyx at The Exploration Company, focusing on innovative aerospace technologies.

The Exploration Company Bordeaux, France Published 2 months 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
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
Valar Atomics

Lead the design and commissioning of process instrumentation for advanced nuclear reactor technologies at Valar Atomics.

Valar Atomics Torrance, California, United States $196k–$240k/yr Published 1 month ago
Radiant

Join Radiant as a Senior Civil Engineer to design concrete structures for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 4 weeks ago
Periodic Labs

Join Periodic Labs as a Computational Scientist to develop advanced simulation capabilities for semiconductor systems and materials.

Periodic Labs Menlo Park, CA $225k–$325k/yr Published 1 month ago
Flexible on stack
SpaceX

Develop software tools for thermal and fluid analysis to support SpaceX's Starship design and testing.

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

Join Valar Atomics as a Staff CFD Analysis Engineer to lead high-fidelity simulations for advanced nuclear reactor systems.

Valar Atomics Torrance, CA $180k–$220k/yr Published 1 month ago
Flexible on stack