Demo

Principal Firmware Engineer

Motion Recruitment
San Francisco, CA Full Time
POSTED ON 3/13/2026
AVAILABLE BEFORE 4/29/2026
A growing startup is hiring a Principal Firmware Engineer to work on their devices that help people in need. This is a fulltime, hybrid position in San Francisco. They are looking for strong experience in Embedded C and C development, but Rust is also a bonus. Their devices are extremely low power so any experience with Zephyr is also a huge plus. This is an impactful position for the company and will be collaborating with multiple teams working on brand new development.

This is a great time to join as a they are expanding rapidly as is the opportunity for growth in this role. They value hard work, innovation, and team collaboration and have solid benefits and compensation packages.

Required Skills & Experience

  • Expertise in embedded C, C , and/or Rust
  • Strong experience with Linux
  • Microprocessor/controller experience
  • BS in Computer Engineering, or similar

Desired Skills & Experience

  • Experience with RF and BLE
  • Experience with ZephyrOS
  • MS or PhD

What You Will Be Doing

Tech Breakdown

  • 100% Firmware

Daily Responsibilities

  • 100% Hands On

The Offer

You Will Receive The Following Benefits

  • Medical, dental, and vision Insurance
  • Vacation time
  • Retirement savings plan
  • Hybrid work environment

Applicants must be currently authorized to work in the US on a full-time basis now and in the future.

Posted By: Courtney Miner

Salary.com Estimation for Principal Firmware Engineer in San Francisco, CA
$211,435 to $245,109
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