"thermal test facilities" Jobs

36 open tech roles matching “thermal test facilities”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Mechanical Engineering, CAD, Python. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 36 results

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 Structures 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
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
Pacific Fusion

Lead the mechanical design and implementation of core components for a nuclear fusion demonstration system at a rapidly growing startup.

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

Join SpaceX as a Sr. Mechanical Engineer to design and develop the Flight Termination System for Starship, ensuring safety and reliability.

SpaceX Hawthorne, CA $130k–$180k/yr Published 2 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
K2 Space

Lead critical ground-side test campaigns for high-power satellites at a fast-paced, high-growth company.

K2 Space Los Angeles, CA $140k–$175k/yr Published 4 months ago
Flexible on stack
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
SpaceX

Lead equipment installation and process development for investment casting operations at SpaceX.

SpaceX Bastrop, TX Published 1 week ago
Apex Space

Join Apex as a Senior Electric Propulsion Engineer to design and develop propulsion systems for commercial spacecraft.

Apex Space Los Angeles Published 1 week ago
Varda Space

Join Varda as a Senior Automation and Controls Engineer to build test infrastructure for spaceflight hardware qualification.

Varda Space El Segundo, California, United States $140.3k–$179.3k/yr Published 1 week ago
Flexible on stack
Apex Space

Join Apex Space as a Senior Chemical Propulsion Engineer to design and build propulsion systems for innovative spacecraft.

Apex Space Los Angeles Published 4 months ago
Periodic Labs

Lead thin-film synthesis efforts in a groundbreaking lab where AI and automation unlock discoveries at unprecedented speed and scale.

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

Join Apex Space as a Senior Mechanical Engineer to design and qualify propulsion systems for spacecraft.

Apex Space Los Angeles Published 4 months ago
Varda Space

Build bespoke test infrastructure for spaceflight hardware as a Senior Automation and Controls Engineer at Varda Space.

Varda Space El Segundo, California, United States $140.3k–$179.3k/yr Published 4 days ago
Flexible on stack
SpaceX

Join SpaceX as a Global Supply Manager to lead sourcing and supplier management for datacenter cooling equipment in a high-velocity environment.

SpaceX Austin, TX Published 3 months ago
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to innovate mechanical designs for advanced fusion energy systems.

Pacific Fusion Fremont, CA $138.1k–$263.8k/yr Published 6 months ago
Anthropic

Lead the design and oversight of mechanical systems for data centers, ensuring reliability and efficiency in a rapidly expanding portfolio.

Anthropic Remote-Friendly, United States $1–$2/yr Published 3 weeks ago
SpaceX

Lead sourcing strategy and supplier management for server mechanicals and cooling at SpaceX, driving innovation and cost efficiency.

SpaceX Austin, TX Published 1 week ago