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Lunar Energy

ATE Mechanical Engineer (Contractor)

Mountain View, CAcontractmidAdded today

About this role

Lunar Energy seeks an experienced ATE Mechanical Engineer to design and develop mechanical systems for innovative home energy products. You'll lead the full product lifecycle from concept through manufacturing, collaborating with cross-functional teams while balancing performance, manufacturability, and sustainability goals.

What you'll do

  • Design high-performance mechanical parts and assemblies using 3D modeling software and advanced analysis techniques
  • Develop test fixtures, jigs, and manufacturing processes; create detailed drawings, specifications, and bills of materials
  • Conduct tolerance analysis, FEA, and failure mode analysis to optimize designs for reliability and cost
  • Collaborate with suppliers on prototyping, design reviews, and production approval processes
  • Support onsite manufacturing builds at domestic and international contract facilities (10-20% travel)
  • Generate manufacturing documentation, work instructions, and preventive maintenance procedures

What they're looking for

  • 3D CAD modeling (Onshape, Solidworks, NX)
  • GD&T and 2D drawing creation
  • FEA, tolerance analysis, and statics/load path analysis
  • Test fixture and PCBA bed-of-nails design
  • Prototyping (3D printing, machining, sheet metal, laser cutting)
  • Thermal management and pneumatic systems
  • Supplier communication and Design for Manufacturing
  • Mechanical troubleshooting and strain gauge measurement
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Lunar Energy

Lunar Energy builds hardware and software systems that require sophisticated integration, testing, and field deployment. The company is hiring Systems Test Engineers, Field Service Engineers, and Data Infrastructure Engineers to support product launches, system integration, and enterprise data platform operations.

View all jobs at Lunar Energy

Likely interview questions

  • Walk us through a recent mechanical design you led from concept to production and the key challenges you faced in manufacturing.
  • Describe your experience creating PCBA bed-of-nails fixtures and how you ensured repeatability and reliability.
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