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Apex Systems · 1 month ago

Senior Mechanical Engineer – Ground Systems, MGSE

Los Angeles, CA

Full-time

Onsite

Senior Level

$165K/yr - $195K/yr

5+ years exp

Apex Technology, Inc. is a fast-growing startup focused on manufacturing satellite buses for the aerospace industry. They are seeking a Senior Mechanical Engineer – Ground Systems to design and support mechanical ground support systems for spacecraft integration, testing, and launch.

Human ResourcesInformation TechnologyRecruiting

No H1B

U.S. Citizen Only

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 both hand calculations and FEA when appropriate

Experience with the design, analysis, build, and test of advanced space hardware

Support integration, assembly, and test campaigns with real-time mechanical expertise

Create documentation packages to detail MGSE use cases/capabilities, analysis, etc

Build and refine procedures for the use of MGSE in cleanroom and floor operations

Collaborate cross-functionally with systems, electrical, software, and test teams to ensure successful hardware integration

Qualification

Mechanical Ground Support Equipment3D CAD softwareStructural analysisMechanical design principlesFEA toolsManufacturing methodsHands-on hardware experienceCleanroom practicesCommunication skills

Required

U.S. Person status is required as this position needs to access export controlled data

Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related field

5+ years of experience in mechanical design or test support

Proficiency in 3D CAD software

Basic understanding of mechanical design principles, tolerancing, and structural analysis

Familiarity with manufacturing methods, materials, and inspection processes

Ability to communicate clearly with both technical and non-technical teams

Experience working with Mechanical Ground Support Equipment (MGSE) in aerospace or satellite environments

Comfortable working hands-on with hardware and supporting floor operations

Preferred

Master's degree may substitute for experience

CATIA preferred

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

Shared upside: Receive equity in Apex, letting you benefit from the work you create

Best-in-class healthcare: 100% company-paid medical, dental, and vision for you and your dependents, plus $100k life insurance at no cost

Comprehensive PTO package to reset and recharge - starting at 15 days vacation, growing to 20+ days annually, plus 10 paid holidays

Competitive 401(k) plan with generous matching - 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 to keep you fueled throughout the day

Vibrant community: Monthly office BBQs, pickleball tournaments, run club, and social gatherings for you and your family

Your dream desk setup and all the tools you need to be your most productive self

World-class Playa Vista office with EV chargers, with the benefit of in-person collaboration with amazing coworkers and flexibility to integrate work and life

Real impact opportunity: Work alongside experts from aerospace, new space, and other cutting-edge industries to make a lasting difference