Senior 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 5+ 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.

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 (