Senior Harness Design Engineer (Aerospace)

TL;DR

Senior Harness Design Engineer (Aerospace): Designing and owning the wire harness architecture for advanced spacecraft to ensure flight reliability in geostationary orbit with an accent on electrical depth and mechanical routing. Focus on translating electrical architecture into manufacturable designs using Zuken E3, solving space-environment challenges, and managing end-to-end reliability.

Location: San Francisco. U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required

Salary: $135,000 - $235,000 USD

Company

hirify.global builds advanced satellites for high orbits to provide dedicated, secure networks for global enterprises, sovereign governments, and the US military.

What you will do

• Own harness architecture and design from concept and schematic capture through production release.
• Perform core electrical analysis including wire sizing, voltage-drop budgets, protection and fuse coordination.
• Develop and maintain schematics, harness drawings, and wire lists using the Zuken E3 suite.
• Define routing intent, grounding/bonding strategy, and shielding architecture for LV, HV, and RF interconnects.
• Specify physical protection and support for harnesses optimized for the space environment.
• Lead root-cause analysis and collaborate with suppliers on DFM/DFI feedback and process validation.

Requirements

• Degree in electrical, mechatronics, or a related engineering field.
• 7+ years of harness design experience, including 2-3 years owning harness architecture at the system level.
• Proficiency in Zuken E3 (E3.cable, E3.smallcable, and E3.HarnessBuilder).
• Fluency in IPC/WHMA-A-620 (Class 3) and NASA harness workmanship and qualification practices.
• Hands-on experience with electrical test equipment including Cirris testers, DMMs, and oscilloscopes.
• Must be a U.S. citizen, lawful permanent resident, or protected individual per 8 U.S.C. 1324b(a)(3).

Nice to have

• Zuken E3.database librarian experience.
• Expertise in spacecraft charging and dielectric penetration (NASA-HDBK-4002, ECSS-E-ST-20-06).
• HV design for space environments, including corona and Paschen-law behavior.
• RF literacy and experience with space coax and connector specifications.
• 3D CAD proficiency in CATIA Electrical, SolidWorks, or 3DEXPERIENCE.

Culture & Benefits

• Competitive base salary with a significant equity package via incentive stock options.
• High-quality company-subsidized healthcare, disability, and life insurance.
• 401(k) retirement planning and flexible PTO.
• Free on-site catered meals at the Northern California headquarters.