Zipline
Mechanical Test Engineer, Dropbox
$135K–$225K
South San Francisco, California, USA +1 · Full-time · Posted Aug 10, 2026
- Location
- South San Francisco, California, USA
South San Francisco, California, United States
About the job
Own mechanical-heavy testing and validation of Zipline’s Dropbox package-loading product, from prototype development through fleet deployment.
What you'll do
- Develop validation plans, test fixtures, instrumented setups, and automated testing for mechanical and electromechanical assemblies.
- Analyze test results and field evidence, investigate failures, and drive corrective actions with engineering, manufacturing, and operations teams.
- Present validation evidence and release recommendations, while improving test repeatability, coverage, and throughput.
What they ask for
- Proven ownership of mechanical or electromechanical hardware validation through development, qualification, production ramp, and field deployment.
- Hands-on experience designing and building test rigs, fixtures, instrumented assemblies, and automated cycle-test systems.
- Strong mechanical fundamentals, advanced CAD and drawing skills, and practical experience with sensors and data-acquisition systems.
- Experience with experimental design and reliability testing, failure analysis, and automated test tools using Python or an equivalent language.
Pay
$135,000 - $225,000 USD base salary
Tools
Python, FEA, load cells, torque sensors, displacement sensors, accelerometers, strain gauges, thermocouples
Model-written summary · the original posting is authoritative