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19 open listings
Roles posted by organizations here, alongside roles we found on employers’ own careers sites. Crawled roles say so on the card and send you to the employer to apply. Only show organizations on Career App
Impulse Space
Redondo Beach
You will design and analyze spacecraft propulsion fluid systems from the ground up, leading technical development for critical propulsion components. This role suits engineers with deep expertise in fluid mechanics and spacecraft systems who want to own complex hardware designs.
Listed on Impulse Space’s careers site · Apply there ↗
Boeing
Full-time · North Charleston, SC · $112,200 – $185,150
This role combines engineering analysis, systems integration, and hands-on support for Boeing's 787 aircraft propulsion and fuel systems, based at the Charleston facility. It suits mid-to-senior engineers with aerospace systems experience who want to own complex technical problems and lead supplier relationships while supporting production and delivery.
Listed on Boeing’s careers site · Apply there ↗
Arianespace / ArianeGroup
Full-time · Vernon
This role supports rocket engine testing operations for Ariane 6 and future launch vehicles at a specialized European test facility. It suits someone with a technical background in fluid systems or maintenance who is comfortable coordinating real-time operations and managing procedures in a demanding operational environment.
Listed on Arianespace / ArianeGroup’s careers site · Apply there ↗
Axiom Space
Full-time · Houston, TX
This role develops and delivers thermal control systems for commercial space stations, managing the complete lifecycle from design through on-orbit operation. It suits experienced thermal engineers with deep knowledge of heat transfer, fluid mechanics, and spacecraft environments who want to own critical hardware for a crewed orbital facility.
Listed on Axiom Space’s careers site · Apply there ↗
Relativity Space
Long Beach, CA · $104,000 – $156,000
This role involves designing and managing composite pressure vessels (COPVs) for a commercial rocket engine program, working across the full lifecycle from design through flight operations. It's suited to engineers with pressure vessel fundamentals who want deep ownership of critical hardware in a fast-paced aerospace environment.
Listed on Relativity Space’s careers site · Apply there ↗
Shield AI
Full-time · Dallas, TX · $250,000 – $370,000
Shield AI seeks an experienced fluid and thermal systems engineer to lead the design and optimization of cooling and propulsion systems for autonomous aircraft and ground robots used in defense operations. This role suits someone who combines deep technical expertise in thermal and fluid mechanics with the leadership skills to guide cross-functional teams through complex engineering challenges.
Listed on Shield AI’s careers site · Apply there ↗
Arianespace / ArianeGroup
Full-time · Vernon
This role involves designing and implementing fluid systems for rocket engine test facilities and assembly lines at ArianeGroup, serving as the technical lead from requirements analysis through delivery and lessons learned. It suits an experienced engineer with strong fluid mechanics expertise who can manage complex projects with both supplier coordination and client engagement.
Listed on Arianespace / ArianeGroup’s careers site · Apply there ↗
Relativity Space
Full-time · Cape Canaveral, FL · $124,000 – $170,500
This role involves designing and managing the propellant and fluid systems for a commercial rocket's launch pad and ground support infrastructure. You'll work on everything from system design and stress analysis through construction, activation, and operational support at Cape Canaveral—ideal for an engineer who wants hands-on responsibility for critical launch hardware.
Listed on Relativity Space’s careers site · Apply there ↗
Arianespace / ArianeGroup
Full-time · Vernon
This role involves designing and commissioning fluid systems for rocket engine test facilities and assembly lines at ArianeGroup's Vernon site. It suits engineers with fluid mechanics expertise who can manage technical projects from requirements analysis through delivery, working across supplier interfaces and internal teams in the aerospace sector.
Listed on Arianespace / ArianeGroup’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $132,000 – $198,000
Lead a manufacturing test engineering team at a rocket company, designing test systems and procedures for complex pneumatic and electrical assemblies while managing engineers and technicians. This role suits experienced test engineers ready to move into leadership while staying hands-on with production challenges in a fast-growing aerospace manufacturer.
Listed on Relativity Space’s careers site · Apply there ↗
Arianespace / ArianeGroup
Full-time · Vernon
Lead rocket engine testing campaigns at a major European aerospace facility, managing teams through test operations while ensuring safety and performance of specialized test benches. This role suits an experienced engineer comfortable with operational leadership, technical complexity, and cross-functional coordination in a high-stakes space industry environment.
Listed on Arianespace / ArianeGroup’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $164,000 – $246,000
This role leads integrated engine testing for Relativity Space's Terran R rocket, developing test plans, executing test campaigns at their Stennis facility, and troubleshooting complex propulsion system behavior. It suits experienced systems engineers who thrive in fast-paced environments, enjoy hands-on experimental work, and want to contribute meaningfully to a commercial space company's engine development program.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $132,000 – $198,000
Join Relativity Space's propulsion test team to lead engine test campaigns and system analysis for the Terran R rocket. This role suits engineers who thrive in fast-paced startup environments, balancing hands-on test operations with systems engineering and eager to grow rapidly while solving novel technical challenges.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $160,000 – $240,000
Lead the propulsion engineering team developing rocket engines for Relativity's Terran R vehicle, taking ownership of engine system architecture, interfaces, and requirements while mentoring engineers through design, testing, and qualification. This role suits experienced rocket propulsion engineers ready to move into technical leadership at a high-growth aerospace startup where you'll contribute directly to engine development alongside people leadership.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $104,000 – $156,000
This role involves owning propulsion test campaigns for Relativity Space's Terran R rocket engine, from planning and execution through data analysis and troubleshooting. It suits engineers with 2+ years in complex systems development or test environments who want to move rapidly from concept to hardware in a startup setting.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Long Beach, CA · $104,000 – $156,000
This role involves designing and optimizing rocket engine systems for a commercial launch vehicle, working across the full lifecycle from concept through flight qualification. It suits engineers with propulsion experience who thrive in collaborative environments and want to shape both technical decisions and company culture at a growing aerospace startup.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $164,000 – $246,000
This role involves developing engine systems and architecture for Relativity's Terran R rocket, with responsibility for design trades, interface management, and system development from concept through qualification. It's suited to experienced propulsion engineers who can lead collaborative technical projects with deep expertise in liquid-rocket systems and who thrive in a fast-moving startup environment.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Long Beach, CA · $132,000 – $198,000
This role involves leading engine system architecture and interface optimization for Relativity's Terran R rocket, spanning design trades, requirement negotiation, and development support. It suits experienced propulsion engineers who thrive as self-directed technical leaders on ambitious, fast-moving projects.
Listed on Relativity Space’s careers site · Apply there ↗
Relativity Space
Full-time · Long Beach, CA · $185,000 – $277,000
Lead the architecture and system-level design of advanced liquid-propellant rocket engines at a commercial spaceflight company developing a production orbital launch vehicle. This role suits experienced propulsion engineers who can drive technical trades across engine systems, manage cross-functional interfaces, and mentor teams while contributing deep technical expertise to solve novel challenges.
Listed on Relativity Space’s careers site · Apply there ↗