Senior Firmware Engineer - Motors

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.