Senior Embedded Firmware Engineer - Lead ECU Bring-Up

Brelle; Los Alamitos (CA); On-site; USD 165,000 - 225,000; Full time

Benefits offered by this job

Medical, dental, and vision

401(k)

Flexible PTO

Team meals twice a week

Monthly team events

Job summary

Brelle is hiring a Senior Embedded Firmware Engineer in California to own the embedded platform powering our high-performance vehicles. You will work across the stack from RTOS to diagnostics, driving ECU bring-up and integration with cross-functional teams.

The role requires strong C/C++ production firmware experience, deep RTOS knowledge, and a track record of delivering complex embedded software from development to production. Competitive equity and comprehensive benefits are offered.

Qualifications

• 5+ years developing production firmware for resource-constrained embedded systems.
• BS/MS in Electrical Engineering, Computer Science, or a related field.
• Deep understanding of RTOS concepts, concurrency, memory management, and real-time constraints.
• Strong experience with MCU peripherals, device drivers, and hardware/firmware debugging.
• Expert with Git, build systems, and CI/CD.
• Experience taking embedded software from development through validation and production.

Responsibilities

• Develop and release production-grade firmware in C/C++ for MCU peripherals and external components (SPI, I2C, UART, CAN/CAN-FD, ADC, DMA).
• Architect clean abstractions across RTOS, drivers, middleware, and application layers.
• Lead ECU bring-up from first power-on through validation.
• Develop production-grade diagnostics and vehicle communication (UDS, CAN, CAN-FD, Ethernet, LIN).
• Shape structure and evolution of the embedded codebase, build systems, CI/CD, and tooling.
• Work hands-on with hardware in lab and with vehicle teams during integration and validation.
• Help establish engineering practices for speed with reliability and safety.
• Mentor engineers through design and code reviews.

Skills

C/C++

RTOS

MCU peripherals

Debugging

Git

Education

BS/MS in Electrical Engineering or Computer Science

Tools

Git

Build systems

CI/CD

Job description

Brelle is hiring a Senior Embedded Firmware Engineer in California to own the embedded platform powering our high-performance vehicles. You will work across the stack from RTOS to diagnostics, driving ECU bring-up and integration with cross-functional teams.

The role requires strong C/C++ production firmware experience, deep RTOS knowledge, and a track record of delivering complex embedded software from development to production. Competitive equity and comprehensive benefits are offered.