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Antares

Mechanical Design Engineer II

Los Angeles$90k–$150kfulltimemidAdded 2 days ago

About this role

Antares seeks a Mechanical Design Engineer II to serve as the Responsible Engineer for mechanical design of electronic hardware systems supporting advanced nuclear microreactors. You'll design enclosures, racks, mounting hardware, and structural supports while collaborating across electrical, controls, manufacturing, and test teams in a fast-growing clean energy startup.

What you'll do

  • Design and develop mechanical hardware for reactor electronic systems including enclosures, equipment racks, and structural assemblies
  • Create and maintain 3D CAD models, manufacturing drawings, BOMs, and engineering documentation for production
  • Perform structural, thermal, and environmental engineering calculations to validate mechanical hardware performance
  • Collaborate with electrical, controls, manufacturing, and test engineers on mechanical interfaces and packaging layouts
  • Support prototype fabrication, testing, design verification, and resolution of manufacturing and field issues
  • Maintain engineering configuration in PDM systems and participate in design reviews throughout product lifecycle

What they're looking for

  • 3D CAD modeling and detailed engineering drawing creation
  • Geometric dimensioning and tolerancing (GD&T)
  • Structural and thermal analysis/FEA software (ANSYS, Femap, COMSOL)
  • Product Data Management (PDM/PLM) systems
  • Electronic enclosure and equipment rack design
  • Manufacturing processes and design for manufacturability (DFMA)
  • Engineering calculations and component validation
  • Cross-functional team collaboration and technical communication
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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 your experience designing electronic enclosures or equipment racks for production—what were the key design challenges and how did you address them?
  • How have you approached thermal and environmental considerations in enclosure design, and what analysis methods did you use?
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