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Senior Mechanical Engineer (Testing)

Percy Towers

Los Angeles, CA • $140,000 to $200,000 / yr • 10/2/2026

Job Description

Job Description

Senior Mechanical Engineer – Test (Space Hardware)

We are seeking a Senior Mechanical Engineer – Test to build and own the test and qualification infrastructure for next-generation hardware.

This is a zero-to-one roleyou will define how hardware is tested, validated, and certified for flight.

Day-to-Day:

  • Own the end-to-end test and qualification pipeline (requirements setup execution analysis certification)
  • Design and build custom test systems: fixtures, jigs, racks, and integrated setups
  • Develop and execute test plans across dynamic environments (load, vibration, shock, deployment, drop)
  • Build and manage data acquisition systems (DAQ) and analyze results using Python, MATLAB, or LabVIEW
  • Define instrumentation strategies (strain gauges, load cells, sensors) and integrate them into test systems
  • Partner with design and manufacturing teams to ensure tests reflect real-world conditions
  • Establish internal test standards and processes for flight qualification

Ideal Fit:

  • 4–15 years of experience in mechanical test engineering for high-reliability hardware (aerospace, automotive, defense, etc.)
  • Proven experience building test systems from scratch (not just executing tests)
  • Strong experience with DAQ systems and test data analysis
  • Hands-on experience with instrumentation and sensors
  • Experience owning test campaigns end-to-end
  • Comfortable working in a fast-paced, highly hands-on environment

Nice to Have:

  • Aerospace or spacecraft testing experience
  • Familiarity with qualification standards (NASA or similar)

Tech Stack:

Python • MATLAB • LabVIEW • DAQ Systems • Sensors/Instrumentation