"fluid mechanics" Jobs

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

Showing 20 of 137 results

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
Astro Mechanica

Join Astro Mechanica as a Senior Propulsion Engineer to lead the design of combustion devices for advanced aerospace propulsion systems.

Astro Mechanica San Francisco Published 3 months ago
Radiant

Join Radiant as a Senior Mechanical Engineer to lead the design of critical fluid systems for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 3 months 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

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

SpaceX Starbase, TX Published 3 weeks ago
Astro Mechanica

Join Astro Mechanica as a Senior Propulsion Test Engineer to design and improve test infrastructure for innovative jet engine systems.

Astro Mechanica San Francisco Published 3 days ago
Flexible on stack
Astro Mechanica

Join Astro Mechanica as a Senior Propulsion Development Engineer to lead testing and development of innovative jet engine technologies.

Astro Mechanica San Francisco Published 3 days 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
Varda Space

Join Varda as a Senior Propulsion Engineer to lead the development of ground fluid systems for spacecraft.

Varda Space El Segundo, California, United States $140.3k–$179.3k/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
Helion

Join Helion as a Senior Materials Chemist to enhance the reliability and lifetime of fusion systems through innovative materials research.

Helion Everett, WA Published 5 days ago
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
Astro Mechanica

Join Astro Mechanica as a Senior Test Engineer to design and improve test infrastructure for innovative jet engine systems.

Astro Mechanica San Francisco Published 3 days ago
Flexible on stack
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
Varda Space

Join Varda as a Senior Aerodynamics and Flight Mechanics Engineer to support vehicle operations and develop next-gen reentry vehicles.

Varda Space El Segundo, California, United States $140.3k–$179.3k/yr Published 2 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
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

Spearhead the manufacturing effort for K2 Space’s first Pumped Fluid Loop in a fast-paced, high-growth environment.

K2 Space Los Angeles, CA $140k–$175k/yr Published 1 month ago
Flexible on stack
Pacific Fusion

Join Pacific Fusion as a Senior Mechanical Engineer to lead the design and development of advanced fusion energy systems.

Pacific Fusion San Leandro, CA $156.5k–$234.8k/yr Published 10 months ago
Valar Atomics

Join Valar Atomics as a Senior Mechanical Engineer to lead the design of advanced nuclear systems and mentor junior engineers.

Valar Atomics Torrance, California, United States $140k–$185k/yr Published 2 months ago
Flexible on stack