Senior Hardware Test Engineer — Equity & Reliability Focus

SPAN; San Francisco (CA); On-site; USD 140,000 - 180,000; Full time

Benefits offered by this job

Competitive equity grants

Comprehensive benefits: 100% premiums

Parental leave up to 24 weeks

Transit-accessible office

Employee Resource Groups

Job summary

SPAN is seeking an experienced hardware test engineer to drive a comprehensive test program for new products and support field reliability. You will partner with electrical, mechanical, and systems teams to implement test plans, build in-house capabilities, and coordinate with outside labs as needed.

The role emphasizes design-for-reliability, automated data collection with Python, and hands-on lab work to validate power electronics and system-level electronics across various interfaces.

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 future products.
• Define and execute test plans to validate performance, reliability, and compliance of boards and system electronics.
• Develop automated test setups using Python and Linux CLI for data collection, logging, and analysis.
• Collaborate with hardware design engineers to translate requirements into test specs.
• Perform electrical validation and stress testing including power cycling, fault injection, and communication robustness.
• Analyze test data and present findings to design and leadership teams.
• Work hands-on in the lab: setting up instrumentation and soldering/debugging boards.
• Support regulatory, compliance, and safety testing (FCC, UL, IEC, NEC).
• Drive root-cause analysis of test failures with cross-functional teams.

Skills

Power electronics

Analog circuits

Digital communication interfaces

Statistical analysis

Scripting languages

Python

Hands-on work

Technical writing

Analytical problem solving

Communication and teamwork

Education

BS/MS in Electrical Engineering or Mechatronics

Tools

Oscilloscopes

Logic analyzers

Power analyzers

Lab instrumentation

Job description

SPAN is seeking an experienced hardware test engineer to drive a comprehensive test program for new products and support field reliability. You will partner with electrical, mechanical, and systems teams to implement test plans, build in-house capabilities, and coordinate with outside labs as needed.

The role emphasizes design-for-reliability, automated data collection with Python, and hands-on lab work to validate power electronics and system-level electronics across various interfaces.