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Antares

Mechanical Design Engineer I/II - Space

Los Angeles$90k–$185kfulltimemidAdded 2 days ago

About this role

Antares is seeking a Mechanical Design Engineer (Level I or II) to lead hardware design and development for nuclear power systems destined for space, the Moon, and Mars. You'll own complete design cycles from concept through qualification testing, managing CAD, system interfaces, requirements, and manufacturing scalability while collaborating across nuclear, thermal, structures, and quality teams.

What you'll do

  • Own hardware deliverables and drive requirements definition, build/test cycles, and design phases through CDR
  • Manage CAD models, configurations, technical drawings, DFMEA, and manufacturing documentation
  • Lead development testing setup, test definition, and documentation efforts
  • Coordinate with cross-functional teams (nuclear, thermal, structures, manufacturing, quality) on system architecture
  • Support design reviews, integration/test planning, manufacturing plans, and ground support equipment design
  • Develop clean-sheet designs through procurement and dev/qual testing cycles

What they're looking for

  • CAD expertise (NX, CATIA, or equivalent)
  • Space hardware design and system integration
  • Requirements definition and decomposition
  • Thermal and mechanical interface analysis
  • GD&T and technical drawing production
  • PLM and manufacturing planning systems
  • Fluid systems, solid mechanics, and heat transfer fundamentals
  • Material science and selection
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Antares

Antares develops advanced nuclear microreactors designed for diverse applications including terrestrial, underwater, and space use, with a focus on inherently safe and mass-producible designs. The company is hiring electrical engineers, nuclear engineers, thermo-mechanical designers, software engineers, and manufacturing engineers to advance reactor systems from design and analysis through testing, qualification, and production.

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Likely interview questions

  • Walk us through a space hardware design you've owned from concept to qualification—what were your key decisions on interfaces and manufacturability?
  • Describe your experience with CAD and PLM systems; how have you managed design configurations in a multi-team environment?
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