"thermal" Jobs

264 open tech roles matching “thermal”, 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

K2 Space

Join K2 Space as a Senior Mechanisms Engineer to design and deploy high-power turbopumps for advanced spacecraft thermal control systems.

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

Join a senior team to develop high-fidelity material characterization methods leveraging AI and automation in a groundbreaking lab.

Periodic Labs Menlo Park, CA $225k–$325k/yr Published 2 months ago
Radiant

Join Radiant as a Senior Power Electronics Engineer to design and develop power electronics for innovative nuclear microreactors.

Radiant El Segundo, CA Published 6 months ago
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
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
IonQ

Join IonQ as a Senior Mechanical Engineer to design and improve mechanical systems for cutting-edge quantum products.

IonQ Geneva, Switzerland Published 2 weeks ago
IonQ

Join IonQ as a Senior Electronics Technician to build high-precision quantum computer control systems.

IonQ College Park, Maryland, United States $70.9k–$82.7k/yr Published 1 month ago
Atoms

Join Atoms as a Senior Hardware Reliability & Test Engineer to set hardware qualification standards and lead reliability testing.

Atoms San Francisco, CA $182k–$238k/yr Published 2 days ago
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 3 weeks ago
CesiumAstro

Join CesiumAstro as a Senior Environmental Test Engineer II to develop critical test systems for aerospace communication.

CesiumAstro Austin, TX Published 3 months ago
Applied Intuition

Join Applied Intuition as a Senior Electrical Engineer to design cutting-edge compute hardware for electric and autonomous vehicles.

Applied Intuition Sunnyvale Published 3 months ago
Flexible on stack
CesiumAstro

Join CesiumAstro as a Senior Environmental Test Engineer I to develop critical test systems for aerospace communication.

CesiumAstro Austin, TX Published 3 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
Astro Mechanica

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

Astro Mechanica San Francisco Published 3 days 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
Inertia

Join Inertia as a Senior Mechanical Design Engineer to develop cutting-edge laser systems for fusion energy.

Inertia Livermore $180k–$240k/yr Published 6 months ago