About the role
SR. Wiring Harness Technician at Harbinger Motors Inc. in Garden Grove, CA. Hybrid. Posted October 8, 2026.
About Harbinger
Harbinger is an American commercial electric vehicle (EV) company on a mission to transform an industry starving for innovation. Harbinger’s best-in-class team of EV, battery, and drivetrain experts have pooled their deep experience to bring a first-of-its-kind EV platform to support the growing demand for medium-duty EVs and Hybrids. Harbinger: Familiar Form, Revolutionary Foundation.
What You’ll Do:
- Assembly & Integration: Build, install, and repair complex LV and HV harnesses according to detailed technical drawings & schematics.
- Quality Auditing: Perform 100% visual and mechanical inspections on in-house builds, focusing on routing, labeling, tie-wrap tension, and overall workmanship.
- Verification & Testing: Conduct crimp checks, pull-tests, and terminal seating audits to ensure electrical and mechanical integrity.
- Precision Measurement: Use calipers & tape measures to verify harness lengths and breakout points against engineering specifications.
- Documentation: Maintain rigorous audit logs and "redline" engineering drawings when discrepancies or design improvements are identified.
- Precision Soldering: Utilize microscopes to solder components onto PCBAs and perform wire-to-board terminations.
- Continuous Improvement: Partner with the engineering and production teams to perform root-cause analysis on defects and suggest process optimizations.
- Lab Stewardship: Maintain a clean, organized, and safe laboratory environment (5S).
Who You Are:
- Experience: 5+ years of experience building complex wire harnesses from scratch.
- Technical Proficiency: Mastery of industry-standard crimping, terminating, splicing, and shielding techniques.
- PCBA Skills: Proven experience soldering components onto PCBAs under a microscope.
- Schematic Literacy: Advanced ability to interpret complex wiring diagrams, electrical schematics, and mechanical assembly drawings.
- Adaptability: Ability to multi-task and pivot quickly in a fast-paced prototype environment.
- Education: High school diploma or equivalent; technical trade school certification is a plus.
- Comprehensive Health, Dental & Vision (HDV) – 100% employee covered
- Early-stage Stock Options
- Robust Retirement Savings (401k, HSA, FSA)
- Generous Paid Time Off (PTO) & Parental Leave
- Annual Vacation Bonus
- Wellness & Fertility Benefits
- Cell Phone Stipend
- Complimentary Meals & Stocked Kitchens
Prefer to apply yourself? Apply on Harbinger Motors Inc.’s site
Quick answers
Where is this job based?
Garden Grove, CA. The role is hybrid.
How much experience do you need?
The posting asks for 5+ years.
How do you apply?
Apply on Harbinger Motors Inc.’s site using the link on this page. With a free Jobmagic account you can see how well you fit first.
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