Zipline
Senior / Staff Mechanical Engineer, Dropbox
$160K–$250K
South San Francisco, California, USA +1 · Staff · Full-time · Posted Aug 14, 2026
- Location
- South San Francisco, California, USA
South San Francisco, California, United States
About the job
Own the mechanical architecture, design, validation, production release, and field reliability of Dropbox, Zipline’s customer-facing package-loading product.
What you'll do
- Lead mechanical design from requirements and architecture through CAD, drawings, production release, validation, and field operation.
- Integrate electromechanical components, conduct testing and failure investigations, and improve reliability, manufacturability, and serviceability.
- Collaborate with suppliers and cross-functional teams to qualify production processes, resolve manufacturing issues, and reduce field service needs.
What they ask for
- End-to-end ownership of electromechanical hardware through validation, production ramp, and field deployment.
- Deep mechanism and structure design experience, including actuators, transmissions, bearings, seals, and high-cycle moving assemblies.
- Strong mechanical fundamentals, advanced CAD, GD&T, datum strategy, and tolerance-stack experience.
- Experience prototyping and testing, resolving hardware failures, integrating electronics and controls, and working with suppliers and manufacturing.
Pay
$160,000 - $250,000 USD starting cash range
Tools
CAD, FEA, GD&T, PCBAs
Model-written summary · the original posting is authoritative