Z
Zipline
Senior Software Engineer (Motor Controls)
Skills
RustPythonMATLABLinux
1 month ago
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Important information
Contract type:
Permanent
Salary:
$155,000 – $225,000 / year
Location:
San Francisco, CA, USA
Work mode:
Onsite
Published on:
11 September 2026
What they need
- As a Senior Motor Control Engineer at Zipline, you’ll be responsible for shipping high-performance motor controller firmware for Zipline’s family of proprietary motor controllers
- Expect to work closely with electrical engineers, structures and mechanism designers, flight software developers, and test-site operations teams
- Our close-knit engineering culture presents a unique opportunity to learn from a strong multi-disciplinary team, and lets you swiftly ship features that are clearly linked to the delivery experience
- We use C++ in our firmware development, with Rust and Python for tooling that will be deployed to our production systems in the field
- The team uses hardware- and software-in-the-loop test infrastructure to validate new features and regression test existing functionality
- You’ll often be querying large data-sets from our test operations to make high-quality data-driven engineering decisions and build prototypes of new algorithms
- You’ll build analyses in Matlab, Julia, or Python to prove the performance of your controls designs, and execute Monte-Carlo simulations to validate complex dynamics
- Design estimators and controllers for propulsion motors and actuators, in close collaboration with the vehicle controls team
- Implement these controllers in C++, targeting a bare-metal ARM microcontroller
- Write peripheral drivers for new revisions of Zipline’s motor controller hardware
- Get your hands dirty validating your firmware on the bench and in flight tests
- Understand and improve the reliability of the flight software system as a whole, working with hardware and systems engineers to develop comprehensive fault management strategies and hardware-in-the-loop tests
- Build vehicle simulations in Rust to validate and regression test Zipline’s firmware
- Collaborate with electrical engineers to bring-up and validate new inverter designs
- Build and maintain automated systems to monitor the performance of our fleet and direct maintenance activity- Experience supporting robotic systems in the real-world, in particular addressing the long-tail of edge-cases and rare events to guarantee safety, reliability, and performance
- A systems-engineering mindset, and an eye for finding efficient solutions to problems that may lie outside your core competencies
- You must be able to work on-site in South San Francisco, CA
- Eagerness to learn in a fast-paced safety-critical environment
- Curiosity and a willingness to work in a variety of embedded environments, from running on bare metal, to using a RTOS and integrating with embedded Linux
- Strong executive communication skills, to efficiently communicate about your work with stakeholders outside your technical domain
- Fluency in C/C++, and excitement about writing code in Rust and Python
- Some experience with mechatronic control systems: hobby projects or professional experience are applicable
- A background in electronics design would be appreciated, but is not required
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