Harness Design Engineer

Los Angeles. Posted 2 months ago

The role

You will design, analyze, and verify electrical harnesses for spacecraft, satellites, rovers, and other aerospace applications. This involves developing wiring diagrams, selecting space-rated materials, and performing electrical analyses to ensure system integrity.

What you will do

Develop detailed designs for electrical harnesses, including wiring diagrams, schematics, and 3D routing models.
Select suitable connectors, backshells, wires, and shielding materials for space environments.
Work with systems and mechanical engineering teams to ensure harness designs meet requirements.
Perform electrical analyses including voltage drop, current derating, signal integrity, and thermal effects.
Ensure designs comply with EMI/EMC requirements and spaceflight standards.
Conduct environmental assessments for thermal, radiation, and mechanical stresses.
Develop test plans and procedures for harness qualification, acceptance, and environmental testing.
Collaborate with testing teams to validate designs under simulated space conditions.
Address performance issues identified during testing and implement design improvements.
Generate design documentation including BOMs, ICDs, and manufacturing drawings.

Required qualifications

U.S. Person status is required
Bachelor’s or Master’s degree in Electrical Engineering, Aerospace Engineering, or a related field
3+ years of experience in electrical harness design for aerospace, space systems, or related industries
Strong understanding of electrical design principles, including grounding, shielding, power distribution, and signal integrity
Proficiency in using electrical CAD tools (e.g., Altium, Rapid Harness)
Proficiency in using mechanical CAD tools (e.g., NX, PLM in Teamcenter)
Experience with harness manufacturing processes, including vendor interaction, prototyping, and production support
Knowledge of spaceflight standards (e.g., NASA, ESA) and quality compliance requirements (e.g., IPC/WHMA-A-620, MIL-STD-810, SMC-S-020, and NASA-STD-8739.4)
Ability to interpret electrical schematics and technical drawings

Benefits

Equity in Apex
100% company-paid medical, dental, and vision for you and your dependents
$100k life insurance at no cost
15 to 20+ days vacation annually
10 paid holidays
100% match on first 3% and 50% on next 2% 401(k) matching
8 weeks paid parental leave
Childcare reimbursement up to $350/day for work-related travel
Daily catered lunch and unlimited snacks
Monthly office socials, pickleball tournaments, run club, and gatherings
Dream desk setup

Before you apply

U.S. Person status is required to access export controlled data
Must qualify as a U.S. Person (citizen, national, lawful permanent resident, refugee, or asylee) or obtain required export authorizations

About the company

Apex manufactures satellite buses at scale using software, vertical integration, and hardware designed for manufacturing. The company is a fast-growing startup that has raised more than $500M in funding.