Sr. Wiring Harness Quality Technician

Sr. Wiring Harness Quality Technician (Contract)

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 Motors is seeking a highly skilled Sr. Wiring Harness Quality Technician to support the assembly and quality auditing of prototype Low Voltage (LV) and High Voltage (HV) wire harnesses. This is a contract‑to‑hire position requiring on‑site attendance five days a week at our Garden Grove facility. This role is critical in ensuring our prototype vehicles meet the highest standards of electrical safety and performance.

• 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 height analysis, 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).

• 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.

• IPC Certification: Current or prior IPC/WHMA‑A‑620 (Certified IPC Specialist) status.
• Soldering Standards: Familiarity with J‑STD‑001 for soldered electrical and electronic assemblies.
• EV
  
  Experience:
  
  Knowledge of high‑voltage safety protocols and orange‑cable handling/shielding.
• Lean Methodologies: Experience with 5S, Six Sigma, or similar quality management frameworks.

• Pay Range: $30.00 – $40.00 per hour, commensurate with experience.
• Overtime: Available and expected based on project milestones.

Harbinger is an equal opportunity employer and complies with all applicable federal, state, and local fair employment practices laws. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, ancestry, sex, sexual orientation, gender, gender expression, gender identity, genetic information or characteristics, physical or mental disability, marital/domestic partner status, age, military/veteran status, medical condition, or any other characteristic protected by law.

Harbinger is committed to ensuring that our hiring process is accessible for persons with disabilities. If you have a disability or limitation that requires accommodations to assist you in the search and application process, please email us at