"helium systems" Jobs

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

Showing 20 of 34 results

Helion

Join Helion as a Principal Nuclear Materials Engineer to develop materials for high-radiation environments in the pursuit of fusion power.

Helion Everett, WA Published 1 year ago
Flexible on stack
SpaceX

Join SpaceX as an Industrial Gases Technician to support high-pressure gas systems and ensure safe operations.

SpaceX Hawthorne, CA $23–$38/hr Published 1 month ago
Valar Atomics

Lead the design and operation of helium systems for next-generation high-temperature gas-cooled reactor technology at Valar Atomics.

Valar Atomics Torrance, California, United States $144k–$176k/yr Published 3 months ago
Valar Atomics

Lead the design and commissioning of process instrumentation for advanced high-temperature gas reactor development at Valar Atomics.

Valar Atomics Torrance, California, United States $196k–$240k/yr Published 1 week ago
The Exploration Company

Lead the design and development of a lunar lander test facility, combining propulsion test infrastructure and project management in a remote environment.

The Exploration Company Bordeaux, France Published 4 months ago
Apex Space

Join Apex as a Senior Propulsion Engineer to design and own the feed-system for propulsion modules in spacecraft.

Apex Space Los Angeles Published 1 month ago
SpaceX

Join SpaceX as a Test Technician to manage pneumatic and hydraulic tests on flight hardware.

SpaceX Hawthorne, CA $23–$38/hr Published 1 month ago
SpaceX

Join SpaceX as an Environmental & Thermal Control Engineer to drive the development of propulsion and thermal systems for the Dragon spacecraft.

SpaceX Hawthorne, CA $100k–$130k/yr Published 2 weeks ago
The Exploration Company

Lead the design and development of a lunar lander test facility in the UAE, focusing on propulsion and cryogenic systems.

The Exploration Company Dubai Published 6 months 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 4 months ago
Valar Atomics

Join Valar Atomics as a Mechanical Technician to build and test advanced nuclear reactor gas systems in a high-impact startup environment.

Valar Atomics Torrance, California, United States $40–$50/hr Published 4 weeks ago
Valar Atomics

Lead system-level thermal-hydraulics modeling for advanced nuclear power systems at a pioneering energy startup.

Valar Atomics Torrance, CA $151k–$185k/yr Published 3 months ago
Flexible on stack
SpaceX

Join SpaceX as a Propulsion Engineer to develop and qualify processes for the Dragon spacecraft's propulsion systems.

SpaceX Hawthorne, CA $100k–$130k/yr Published 2 weeks ago
SpaceX

Develop and maintain propulsion systems for SpaceX's Starship launch vehicle at Starbase, TX.

SpaceX Starbase, TX Published 2 weeks ago
SpaceX

Join SpaceX as a Launch Pad Technician to maintain critical mechanical and fluid systems for launch operations.

SpaceX Vandenberg, CA $23–$41/hr Published 2 months ago
Proxima Fusion

Join Proxima Fusion as a Plasma Edge Transport Physicist to advance edge transport physics models for commercial fusion power.

Proxima Fusion Munich Published 8 months ago
Flexible on stack
SpaceX

Own the PVD equipment for manufacturing solar cells at scale, ensuring performance and reliability for SpaceX's Starlink network.

SpaceX Bastrop, TX Published 1 week ago
Flexible on stack
Proxima Fusion

Join Proxima Fusion as a Test Technician to work hands-on with cutting-edge stellarator technology in Munich.

Proxima Fusion Munich Published 1 month ago
Valar Atomics

Join Valar Atomics as a Senior Nuclear I&C Engineer to lead the design and application of nuclear instrumentation for advanced reactor systems.

Valar Atomics Torrance, California, United States $144k–$176k/yr Published 1 week ago
Cowboy Space Corporation

Own critical fluid systems from concept through flight in a hands-on role at Cowboy Space Corporation.

Cowboy Space Corporation Kent, Washington $130k–$195k/yr Published 1 month ago