Senior Firmware Engineer - Motors

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Senior Firmware Engineer - Motors in USA

Zipline
Full time
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USA
09/04/2026
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South San Francisco, CA

Responsibilities

Design estimators and controllers for propulsion motors and actuators in collaboration with the vehicle controls team.
Implement motor controllers in C++ for bare-metal ARM microcontrollers and write peripheral drivers for new motor-controller hardware.
Validate firmware on the bench and during flight tests.
Improve flight-software reliability, fault-management strategies, and hardware-in-the-loop test coverage with hardware and systems engineers.
Build vehicle simulations in Rust for firmware validation and regression testing.
Collaborate on bringing up and validating new inverter designs.
Build and maintain automated fleet-performance monitoring systems to direct maintenance activity.

Requirements

Fluency in C/C++ and enthusiasm for writing production tooling in Rust and Python.
Mastery of nonlinear estimation techniques and classical control theory.
Some experience with mechatronic control systems through hobby projects or professional work.
Willingness to work across bare-metal, RTOS, and embedded Linux environments.
Experience supporting real-world robotic systems, including addressing rare events and edge cases for safety, reliability, and performance.
Systems-engineering mindset and strong executive communication skills.
Ability to work on-site in South San Francisco, California.
Background in electronics design is appreciated but not required.

Benefits

The role is on-site in South San Francisco, California.
Potential benefits include medical, dental, and vision insurance and paid time off.
The total compensation package may include equity compensation and discretionary annual or performance bonuses.

Salary: $170k - $215k/yr

Zipline

Zipline is redefining logistics with its instant delivery system that addresses urgent access challenges for a diverse range of customers, including governments and businesses. By leveraging advanced technology like robotics and autonomy, Zipline ensures equitable access to essential goods, wheth...

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