Senior Hardware Test Engineer — Power Electronics & Reliability

Linuxconfig; San Francisco, Northern (CA, KY); Hybrid; USD 140,000 - 180,000; Full time

Benefits offered by this job

Equity grants

100% employee premiums for medical/d;

Transit access near BART/Caltrain

Team events & culture

Flexible hours / time off

Job summary

SPAN is seeking an experienced hardware test engineer to develop a comprehensive test program for new products and support reliability in the field. You will work with electrical, mechanical, and systems teams to implement test plans and build in-house testing capabilities.

We value candidates with 5+ years in validation of electronic hardware, strong knowledge of power electronics, lab instrumentation, and Python scripting. This is a hands-on role in a collaborative lab environment.

Qualifications

• BS or MS in Electrical Engineering, Mechatronics Engineering (or related field).
• 5+ years experience developing and executing validation or reliability tests for electronic hardware.
• Understanding of power electronics, analog circuits, and digital communication interfaces.
• Experience using oscilloscopes, logic analyzers, power analyzers, and other lab instrumentation for electrical validation.
• Experience with analysis of test results including statistical analysis techniques.
• Experience with scripting languages, particularly Python.
• Ability to perform hands‑on work including test setup, instrumentation, soldering, and debugging.
• Excellent technical writing skills with experience drafting test documentation.
• Strong analytical and problem‑solving skills with a detail‑oriented mindset.
• Effective communicator and team collaborator.

Responsibilities

• Contribute to design-for-reliability and validation strategy for SPAN’s electrical products.
• Define and execute test plans to validate performance, reliability, and compliance of circuit boards and system-level electronics.
• Develop automated test setups using Python and Linux command-line tools for data collection, logging, and analysis.
• Collaborate with hardware design engineers to translate design requirements into detailed test specifications.
• Perform electrical validation and stress testing, including power cycling, fault injection, and signal characterization.
• Analyze test data, apply statistical methods, and present findings to design and leadership teams.
• Work hands-on in the lab: setup instrumentation, soldering, debugging boards, and executing tests.
• Support regulatory, compliance, and safety testing (FCC, UL, IEC, NEC).
• Drive root-cause analysis of test failures and collaborate with cross-functional teams.

Skills

Electrical engineering

Validation testing

Power electronics

Analog & digital circuits

Lab instrumentation

Python scripting

Hands-on soldering

Technical writing

Analytical problem solving

Communication & collaboration

Education

B.S. or M.S. in Electrical/Mechatronics Engineering

Tools

Oscilloscopes

Logic analyzers

Power analyzers

Lab instrumentation

Job description

SPAN is seeking an experienced hardware test engineer to develop a comprehensive test program for new products and support reliability in the field. You will work with electrical, mechanical, and systems teams to implement test plans and build in-house testing capabilities.

We value candidates with 5+ years in validation of electronic hardware, strong knowledge of power electronics, lab instrumentation, and Python scripting. This is a hands-on role in a collaborative lab environment.