Senior Mechanical Engineer

Responsibilities

• Design mechanical ground equipment using 3D CAD tools (NX)
• Create part drawings, assembly models, and bills of materials
• Develop and review load paths, fixture stability, and stress margins using hand calculations and FEA
• Support integration, assembly, and test campaigns with real-time mechanical expertise
• Create documentation packages to detail MGSE use cases, capabilities, and analysis
• Build and refine procedures for MGSE use in cleanroom and floor operations
• Collaborate cross-functionally with systems, electrical, software, and test teams

Requirements

• U.S. Person status required for export controlled data access
• Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field
• 5+ years of experience in mechanical design or test support (Master's may substitute)
• Proficiency in 3D CAD software (CATIA preferred)
• Understanding of mechanical design principles, tolerancing, and structural analysis
• Familiarity with manufacturing methods, materials, and inspection processes
• Experience with Mechanical Ground Support Equipment (MGSE) in aerospace or satellite environments
• Familiarity with lifting/rigging hardware, fluid systems, or pneumatic systems
• Experience performing structural analysis with FEA tools (e.g., ANSYS, NASTRAN)
• Exposure to integration & test operations, cleanroom practices, or launch campaigns

Benefits

• Equity in Apex
• 100% company-paid medical, dental, and vision for employees and dependents
• $100k life insurance at no cost
• Comprehensive PTO package and 10 paid holidays
• 401(k) plan with generous matching
• 8 weeks paid parental leave and childcare reimbursement
• Daily catered lunch and unlimited snacks

About the Company

Apex manufactures satellite buses at scale using a combination of software, vertical integration, and hardware designed for manufacturing to provide humankind access to the galaxy.