Lunar Energy
Senior Hardware Reliability Engineer - Power Electronics
$140K–$195K
Mountain View, CA +1 · Senior · Full-time · Posted Oct 21, 2026
- Location
- Mountain View, CA
San Francisco, California, United States - Education
- Degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Physics, or equivalent.
About the job
Leads system-level reliability for home energy power electronics and battery products from architecture through fleet deployment.
What you'll do
- Set reliability requirements and qualification, accelerated-life, and targeted test plans; provide Design for Reliability input and lead DFMEA risk mitigation.
- Lead root-cause investigations of power electronics and PCBA failures, guide failure analysis and hypothesis testing, and validate containment and countermeasures.
- Track field reliability, model lifetime and reliability, communicate release risks, and support warranty-program insights.
What they ask for
- Degree in Mechanical Engineering, Electrical Engineering, Chemical Engineering, Physics, or equivalent.
- Experience with accelerated life testing models and governing equations, applied reliability statistics (e.g., Weibull analysis), and risk analysis.
- Track record of leading cross-functional root-cause investigations in a fast-moving hardware company.
- Working knowledge of failure analysis techniques, including optical microscopy, SEM, CSAM, X-ray, cross-sectioning, and EDX.
Nice to have
- Familiarity with PCBA reliability best design practices and failure physics in PCBAs/common power electronics components.
- Working knowledge of the theory of operation of common power converter topologies.
Pay
$140,000 - $195,000 USD (base salary)
Tools
Weibull, optical microscopy, SEM, CSAM, X-ray, EDX, PCBA, DFMEA
Model-written summary · the original posting is authoritative