"fluids" Jobs

264 open tech roles matching “fluids”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, CAD. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 264 results

SpaceX

Join SpaceX as a Sr. Mechanical Engineer (HVAC) to design and activate advanced manufacturing facilities for space technology.

SpaceX Hawthorne, CA $135k–$190k/yr Published 3 months ago
Flexible on stack
SpaceX

Develop fluid systems for high-performance interplanetary vehicles as a Sr. Propulsion Engineer at SpaceX.

SpaceX Starbase, TX Published 3 weeks ago
Helion

Join Helion as a Senior Computational Plasma Scientist to tackle challenges in fusion power with a dedicated team in Everett, WA.

Helion Everett, WA Published 1 year ago
Flexible on stack
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 1 month 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
The Exploration Company

Lead the design and development of solenoid isolation valves for a storable propulsion system in an innovative aerospace company.

The Exploration Company Bordeaux, France Published 2 months 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
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
Helion

Join Helion as a Senior Mechanical Engineer to design thermo-mechanical hardware for the world's first fusion power plant.

Helion Everett, WA Published 3 weeks ago
Radiant

Own system-level thermodynamic modeling of power conversion architecture for portable nuclear microreactors at Radiant.

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

Join SpaceX as a Senior Thermal Engineer to lead the thermal design and validation for Starship vehicles and hardware.

SpaceX Hawthorne, CA $130k–$180k/yr Published 3 months ago
Flexible on stack
Pacific Fusion

Oversee the integration of mechanical building systems for a nuclear fusion demonstration project at a startup focused on clean energy.

Pacific Fusion San Leandro, California $116k–$174k/yr Published 4 months ago
SpaceX

Join SpaceX as a Sr. Process Engineer to lead the design and automation of materials production systems for Starship.

SpaceX Hawthorne, CA $135k–$215k/yr Published 1 month ago
Radiant

Join Radiant as a Senior Thermal-Hydraulics Engineer to design and implement simulations for innovative nuclear microreactors.

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

Join SpaceX as a Senior Thermal Engineer to develop innovative cooling solutions for AI satellites in space.

SpaceX Bastrop, TX Published 3 weeks ago
AI-first team
Helion

Join Helion as a Senior Mechanical Engineer to design high-vacuum systems for innovative fusion generators in a mission-driven environment.

Helion Everett, WA Published 1 month ago
Astro Mechanica

Join Astro Mechanica as a Senior Combustion Devices Engineer to lead the design of advanced propulsion systems for supersonic travel.

Astro Mechanica San Francisco Published 4 months ago
SpaceX

Join SpaceX as a Sr. Aerodynamics Engineer to predict aerodynamics for Starship missions and support vehicle design efforts.

SpaceX Starbase, TX Published 3 months ago
Flexible on stack
Radiant

Join Radiant as a Senior Mechanical Engineer to design and analyze turbomachinery for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 11 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