Senior Mechanical Design Engineer

Apex is seeking a Senior Mechanical Design Engineer to join its satellite engineering team, owning the design, analysis, and development of critical mechanical hardware for spacecraft from initial concept through flight. The role involves creating complex 3D CAD models, performing structural analysis, and driving design trades to optimize hardware for mass, performance, and manufacturability. You will partner with cross-functional teams to support hardware builds, lead environmental testing, and mentor junior engineers while ensuring compliance with aerospace standards.