EV Firmware Engineer: Bare-Metal & RTOS Motor Control

Harbinger Motors Inc.; Garden Grove (CA); On-site; USD 130,000 - 160,000; Full time

Benefits offered by this job

Early-stage stock options

401k/retirement savings program

Annual vacation bonus

Wellness & fertility benefits

Cell phone stipend

Complimentary meals & stocked kitchens

Job summary

Harbinger Motors Inc. is seeking a Firmware Engineer to design and implement bare-metal and RTOS firmware for our advanced EV motor control systems. You will work at the hardware-software intersection to maximize determinism, safety, and efficiency in our powertrains.

Responsibilities include configuring BSPs, implementing low-level drivers, tuning control algorithms like FOC, and collaborating with hardware and power electronics teams. Strong C/C++ and ARM Cortex-M experience are essential.

Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Engineering, or closely related field.
• 3+ years of embedded firmware development experience.
• Strong proficiency in C/C++ for resource-constrained embedded systems.
• Hands-on experience with ARM Cortex-M microcontrollers or equivalent.
• Solid understanding of motor control algorithms, DSP, control theory, and PID tuning.
• Familiarity with CAN, SPI, I2C, UART communication protocols.
• Proficient in debugging with oscilloscopes, logic analyzers, and debuggers.

Responsibilities

• Design, implement, and maintain deterministic embedded firmware for EV motor control systems in bare-metal and RTOS environments.
• Configure and optimize Board Support Packages and hardware drivers.
• Develop, tune, and optimize control algorithms, including high-frequency FOC.
• Improve CPU efficiency, reduce interrupt latency, optimize memory usage, and meet safety goals.
• Perform testing and validation using real-time simulation and HIL setups.
• Collaborate with HW, software, and power electronics teams to integrate firmware.
• Create comprehensive firmware design and testing documentation.

Skills

C/C++ (embedded)

Motor control algorithms

DSP basics

PID tuning

CAN/SPI/I2C/UART

Education

Bachelor’s degree in Electrical/Computer Engineering

Tools

ARM Cortex-M

Oscilloscopes

Logic analyzers

Debuggers

Job description

Harbinger Motors Inc. is seeking a Firmware Engineer to design and implement bare-metal and RTOS firmware for our advanced EV motor control systems. You will work at the hardware-software intersection to maximize determinism, safety, and efficiency in our powertrains.

Responsibilities include configuring BSPs, implementing low-level drivers, tuning control algorithms like FOC, and collaborating with hardware and power electronics teams. Strong C/C++ and ARM Cortex-M experience are essential.