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Sr. Reliability Test Engineer

United States, Garden Grove 120000.00 - 140000.00 USD / Year · Job Posted January 20, 2026
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Job Description

The Test Engineering team at Harbinger Motors is involved in the validation and reliability testing at the vehicle, sub-system, and component levels. The team is looking for someone who has 5+ years of experience with reliability metrics and calculations as well as hands-on reliability testing. This key team member will have ownership of developing reliability test profiles for various vehicle systems and hardware.

Job Responsibility

  • Work closely with the product design engineers to ensure that products can meet desired life targets
  • Perform reliability calculations and develop detailed test-plans for accelerated lifecycle tests
  • Lead the execution of reliability tests
  • Lead root cause analysis of test failures and/or field failures
  • Support cross-functional DFMEA sessions
  • Travel to offsite test locations as needed (<30%)
  • Work with cross-functional teams to develop in-house test infrastructure required to test and validate various systems and components
  • Train personnel on the required processes and operations of complex test systems
  • Ensure that all tests are conducted in compliance with all safety protocols
  • Document the results in a report and present it to stakeholders
  • Participate in discussions with suppliers, supplier quality team, and design team to improve product reliability

Requirements

  • Bachelor’s/Master’s degree in either Engineering or Material Science with 5+ years of industry experience in the field of reliability
  • Experience with performing reliability calculations and developing test profiles
  • Experience with hands-on testing of either PCBAs, battery, or thermal systems
  • Experience with coding languages and applications for data analysis, such as Python or Matlab
  • Good technical writing skills for documenting test reports

Nice to have

  • Familiarity with EV powertrain architecture and associated HV devices, such as DCDC converters, on-board chargers, junction boxes, inverters, battery, thermal systems, etc.
  • Experience with data analytics and visualization relevant to product reliability
  • Experience with HV testing

What we offer

  • 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

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