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Senior Mechanisms Design Engineer – Solar Array Seen this week

Apex Spacecraft · Los Angeles · Electronics · first seen 2026-07-16

About the Role

Apex is looking for a Mechanical Design Engineer - Solar Array to help design, analyze, and qualify the mechanical systems that make solar arrays deploy and function flawlessly. This role is deeply hands-on and highly cross-functional. You will go from concept sketches to flight-qualified hardware in a fast-paced environment where your work is critical to mission success.

Responsibilities

  • Own the mechanical design of solar array subassemblies and related deployment mechanisms
  • Drive system-level and component-level trade studies to identify optimal mechanical configurations
  • Build CAD models across the full design lifecycle from concept to detailed, manufacturable parts
  • Perform engineering analyses, including structural, dynamic, and thermal simulations
  • Define detailed manufacturing requirements through part drawings and documentation
  • Create and maintain supporting documentation including BOMs, materials specs, and mass models
  • Contribute to test plans and verification strategies, and participate in qualification campaigns
  • Present designs and analysis at internal reviews and provide clear technical documentation

Requirements

  • Bachelor's degree in Mechanical Engineering, Electrical Engineering, or a related discipline
  • 6+ years of hands-on experience designing and qualifying mechanisms for space applications
  • Strong CAD proficiency (NX preferred)
  • Skilled in structural, thermal, and dynamic analysis methods and tools
  • Fluent in GD&T and mechanical tolerancing practices
  • Familiarity with components commonly used in space mechanisms such as motors, hinges, actuators, bearings, and hold-down systems
  • Understanding of electromechanical systems and motor control electronics
  • Experience with design-for-manufacturing (DFM/DFX) principles
  • Comfortable supporting environmental testing including vibe, shock, thermal, and thermal-vacuum
  • Excellent communication, organization, and technical presentation skills

Compensation

Salary Range: $145,000 - $195,000 per year

What We Offer

  • Equity in Apex
  • 100% company-paid medical, dental, and vision for you and your dependents, plus $100k life insurance at no cost
  • Comprehensive PTO starting at 15 days vacation, growing to 20+ days annually, plus 10 paid holidays
  • Competitive 401(k) plan with 100% match on first 3%, 50% on next 2%
  • 8 weeks paid parental leave plus childcare reimbursement up to $350/day for work-related travel
  • Daily catered lunch and unlimited snacks
  • Monthly office socials, pickleball tournaments, run club, and family gatherings
  • Equipment and tools to support your productivity
  • In-person collaboration at Playa Vista office with flexibility to integrate work and life
Senior Mechanisms Design Engineer - Solar Array at Apex | Flight Proven Space