Power Supply Test Engineer
Job in
Irvine, Orange County, California, 92713, USA
Listed on 2026-06-01
Listing for:
Diverse Lynx
Full Time
position Listed on 2026-06-01
Job specializations:
-
Engineering
Electrical Engineering, Electronics Engineer, Test Engineer
Job Description & How to Apply Below
Duration: Full Time
Location: Irvine, CA
Job Description
Must Have Technical/Functional Skill
- 3+ years hands-on testing of high-voltage, high-power AC-DC / DC-DC converters
- Strong understanding of PFC, flyback, LLC, or similar topologies
- Proficient with oscilloscope, HV differential probes, current probes, power analyzers, electronic loads
- Comfortable and safety-conscious working around high-energy DC buses
Role Summary
- Hands-on, bench-focused test engineer responsible for high-voltage power supply validation, design characterization, and DVT execution for new product development programs.
- Perform extensive bench-level testing of high-voltage AC-DC and DC-DC power supplies (300 800+ VDC bus)
- Execute Design Characterization (DC) and DVT plans under full power and stress conditions
- Validate efficiency, ripple, regulation, transient response, hold-up time, and protection features
- Perform loop stability (FRA/Bode) measurements on high-voltage PFC and isolated stages
- Conduct high-voltage start-up, inrush, and fault testing
- Perform thermal characterization at full load and elevated ambient
- Debug board-level and system-level issues in high-energy power circuits
- Capture and analyze high-voltage waveforms using differential probes and current probes
- Document structured test results with clear pass/fail criteria
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