Electrical Test Engineer

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.

We are seeking a hands-on Electrical Test Engineer with 3+ years of experience testing power electronics devices. In this key role, you will collaborate closely with mechanical, electrical, and software design teams to lead prototype bring‑up, Design Verification (DV) and Production Verification (PV) testing, and long‑term reliability programs at the component, subsystem, and vehicle levels.

What You'll Do:

• Lead hands-on bench bring-up, commissioning, and validation testing for power electronics, PCBAs, and high-voltage (HV) subsystems.
• Develop, execute, and maintain Design Verification Plans & Reports (DVP&R) to ensure products meet performance, durability, and target life requirements.
• Work cross-functionally to design and build custom in-house test fixtures, automation setups, and test equipment required for complex validation.
• Lead root-cause analysis (RCA) for bench/field test failures, participate in DFMEA sessions, and perform reliability calculations to refine test profiles.
• Document structured test findings, report outcomes to cross-functional stakeholders, and interface with suppliers to drive product quality improvements.
• Train test technicians on standard operating procedures for complex test rigs and ensure all testing adheres strictly to high-voltage safety protocols.
• Support offsite testing facilities as needed (<30% travel).

Who You Are:

• Bachelor’s/Master’s degree in Electrical Engineering
• 3+ years of industry experience in electrical design/testing
• Experience with performing reliability calculations and developing test profiles
• Experience with hands-on testing of power electronics devices, PCBAs, or battery systems
• Experience with tools like CANalyzer, CANape, CANoe, NI LabVIEW, etc.
• Experience with coding languages for data analysis, such as Python or Matlab

Preferred Qualifications:

• Familiarity with EV powertrain architecture and associated HV devices, such as DCDC converters, on-board chargers, junction boxes, inverters, battery, etc.
• Experience with data analytics
• Early-stage Stock Options
• Robust Retirement Savings (401k, HSA, FSA)
• Annual Vacation Bonus
• Wellness & Fertility Benefits
• Cell Phone Stipend
• Complimentary Meals & Stocked Kitchens

$110,000 - $130,000 USD

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, such as those covered by the Americans with Disabilities Act, that requires accommodations to assist you in the search and application process, please email us at