About the role
Advanced Manufacturing Engineer, Powertrain Test at Harbinger Motors Inc. in Garden Grove, CA. Hybrid. Posted August 8, 2025.
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.
Job Overview
We are seeking a highly motivated Manufacturing Test Engineer to join our Powertrain Manufacturing team. This role focuses on the development, implementation, and continuous improvement of in-line and end-of-line testing for electric drive units (EDUs), stators, and rotors in a production environment. The engineer will work closely with cross-functional teams including design, quality, and production to ensure testing systems are robust, reliable, and aligned with manufacturing and product performance requirements.
What You’ll Do:
- Define and manage test specifications, parameters, and acceptance criteria to ensure functional and quality compliance.
- Analyze test data, diagnose failures, and implement root cause analysis and corrective actions.
- Drive continuous improvement of testing processes through data-driven analysis, process optimization, and feedback loops with manufacturing engineering and quality teams.
- Train maintenance and production teams on test equipment operation and troubleshooting procedures.
- Lead the end-to-end sourcing and implementation of a high-volume electric drive unit EOL test rig, including scope definition, RFQ generation, vendor evaluation and selection, and technical/commercial alignment with internal stakeholders.
- Oversee vendor management through design, build, FAT/SAT, and on-site commissioning, ensuring successful integration and production launch at the manufacturing facility with full adherence to safety, quality, and throughput requirements.
Who You Are:
- Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Mechatronics, or related field.
- 5-10+ years of experience in test engineering, preferably in electric powertrain or automotive manufacturing.
- Proven experience with specifying, sourcing, and launching automated test equipment in a high-volume environment.
- Experience with test automation, data acquisition systems, and industrial instrumentation.
- Knowledge of statistical process control (SPC) and design of experiments (DOE) methodologies.
- Strong analytical and problem-solving skills; ability to work in a fast-paced, collaborative environment.
- 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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