Salient Motion
Aerospace & DefenseDirect Greenhouse career site

Firmware Engineer

Pay
$120,000 – $140,000 per year
Location
Hawthorne, CA · On-site
Job type
Full-time
Level
Mid-level
Experience
2+ years
Listed
30 days ago

Skills & highlights for this role

  • U.S. citizenship
  • embedded C
  • STM32
  • RTOS (ThreadX/FreeRTOS/Zephyr)
  • oscilloscope debugging

Also useful

  • DO-178C
  • FOC motor control
  • hall/encoder sensors

Stated benefits & perks

  • Healthcare
  • 401k
  • Flexible pto

About the role

Applicants must be U.S. Citizens or U.S. Permanent Residents (Green Card holders) to meet customer and regulatory requirements

A couple other things

  • We are open to relocating you
  • We have great benefits
  • We are well funded, and already generating revenue
  • We are located in beautiful Hawthorne, CA and just moved into a new large hangar facility

About the role

We need an embedded software engineer who can work across firmware and hardware. This is not a pure software role - the candidate will use oscilloscopes, read schematics, and debug board-level issues alongside writing C code.

What you'll do

  • Writing firmware in C for STM32 microcontrollers, particularly but not limited to motor controllers
  • End to end development: derive requirements, design/architect to satisfy requirements, implementation and verification.
  • Bringing up new hardware and debugging issues alongside motor-control and electrical engineers
  • Support mechanical team with new actuator design and verification
  • Example real task: Diagnosing why an Ethernet PHY reports CRC errors by analyzing R MII clock timing with an oscilloscope, reading the PHY datasheet, and identifying a board design issue.

What you need

  • U.S. Citizenship - Required for defense projects
  • Comfortable working on defense-related projects
  • 2-3 years embedded C programming experience
  • RTOS experience - ThreadX, FreeRTOS, Zephyr, or similar
  • Communication interface experience - Must have worked with at least 2-3 of: SPI, I2C, CAN, UART, Ethernet, BiSS-C
  • Embedded peripheral experience - Must be comfortable with Analog-to- Digital Converters, Timers, Memories (Flash, EEPROM, fRAM etc.)
  • Hardware debugging - Oscilloscope and/or logic analyzer experience
  • Software debugging - JTAG/SWD debugger experience (J-Link, Lauterbach, Ozone, etc.)
  • Schematic reading - Able to look at a circuit diagram and understand signal flow
  • On-site - Majority on-site presence required (at least 4 out of 5 days)

Nice to haves

  • DO-178C / DAL certification experience (aerospace software safety standard)
  • Motor control background: FOC, Space Vector Modulation, current loops
  • Sensor experience: Hall sensors, incremental encoders, absolute encoders

What we have to offer

  • We are not just building components.
  • We are reshaping the future of the Aerospace and Defense component industry, which is a $300B+ market!
  • Come join us and help build next generation systems that will make a massive impact at global scale.
  • We offer competitive compensation: $120,000 to $140,000 base salary + equity
  • Exceptional healthcare benefits, Medical is 100% covered by the company
  • Flexible PTO
  • 401K
  • More to come!

Who We Are

We are pioneering modular motion technologies to power the next generation of innovation for Industrial, Aerospace and Defense. If you're excited about disrupting legacy industries, and passionate about motor control technology, let's chat!

We are at the forefront of innovation, crafting exclusive motion control components that propel the industrial, aerospace, and defense sectors into the future.

Read the original posting

From Salient Motion's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

What is the salary for the Firmware Engineer role at Salient Motion?

The Firmware Engineer posting at Salient Motion states compensation of $120,000 – $140,000 per year. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on Salient Motion's official career site.

Where is the Firmware Engineer job at Salient Motion located?

This Firmware Engineer position at Salient Motion is located in Hawthorne, CA (On-site). Always check Salient Motion's application page for specific state eligibility or relocation policies.

What qualifications are required for Firmware Engineer at Salient Motion?

For the Firmware Engineer role, Salient Motion highlights 2+ years of relevant experience; experience with embedded C, STM32, RTOS (ThreadX/FreeRTOS/Zephyr), oscilloscope debugging. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Firmware Engineer position at Salient Motion?

This listing links directly to Salient Motion's Greenhouse application page. You can apply directly on Salient Motion's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.