Mechanical Test Engineer, Motors (Senior)

Zipline · South San Francisco

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Company
Zipline
Location
South San Francisco
Salary
$130,000 - $180,000
Posted
July 15, 2026

About this job

About You and The Role Zipline’s aircraft rely on electric propulsion and actuation hardware that performs predictably in demanding conditions. As a Senior Motor Test Engineer, you will build the evidence behind that confidence by characterizing motors, propulsion systems, actuators, and propeller subassemblies in the lab and connecting results to flight and field performance. You will own performance and reliability test campaigns from specification through technical recommendation. Your work will inform design release, vehicle readiness, field reliability, model validation, and production-test decisions. What You'll Do Conduct full electromechanical characterization of BLDC motors including loss characterization, thermal coefficient extraction, and demagnetization testing Evaluate…

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