Senior Embedded Firmware Engineer - Low-Power Sensing SoCs

Sierra Wireless; San Diego (CA); Hybrid; USD 116,000 - 200,000; Full time

Job summary

Semtech Corporation in San Diego is seeking a Senior Embedded Firmware Design Engineer to create, validate and optimize firmware for low-power mixed-signal sensing platforms. You will shape chip and system interactions with cross‑functional teams across application, digital, analog and hardware.

Responsibilities include pre‑silicon validation, post‑silicon testing support, and mentoring juniors. Proficiency in C/C++, assembly, Python, and MCU families (ARM/RISC-V/STM32) and experience with test

Qualifications

• 8-10 years of industry experience in embedded firmware for mixed-signal ICs.
• B.S. or M.S. in Electrical or Computer Engineering.
• Strong analytical, synthesis and problem solving skills.
• Experience with MCU based systems (ARM, RISC-V, PIC, STM32), architecture, and instruction set.
• Proficiency in C/C++ and assembly language programming, Python, debugging and AI coding tools.
• Experience with bare-metal firmware development.
• Testability and diagnostic feature design experience.
• Experience with version control, release management, integration, unit and regression testing.
• Demonstrated technical leadership and innovation.
• Experience with standard hardware protocols (I2C, I3C, SPI, MIPI, JTAG, PCIe).
• Hands-on experience with development boards, FPGAs, logic analyzers, oscilloscopes and measurement methods.

Responsibilities

• Define, develop, verify and optimize embedded firmware for low-power mixed-signal circuits.
• Design embedded firmware functions and systems from specification to production support.
• Develop and deploy rule-based and ML-based inference firmware and AI-assisted workflows.
• Implement testability and diagnostic features to support hardware testing.
• Generate technical documentation and drive design reviews.
• Define pre-silicon simulation validation, unit and regression testing, debug, emulation, and FPGA prototyping.
• Support top verification.
• Specify and implement system-level and hardware-firmware architectures and memory sizing.
• Provide post-silicon customer technical support and field issue resolution.
• Mentor and supervise junior engineers; collaborate with cross-functional teams.

Skills

Embedded firmware

C/C++

Python scripting

ARM/RISC-V/STM32

Debugging

System-level design

Communication skills

Education

B.S. or M.S. in Electrical or Computer Engineering

Tools

Development boards

Oscilloscopes

Logic analyzers

JTAG

Spreadsheets/IDE tooling

Job description

Semtech Corporation in San Diego is seeking a Senior Embedded Firmware Design Engineer to create, validate and optimize firmware for low-power mixed-signal sensing platforms. You will shape chip and system interactions with cross‑functional teams across application, digital, analog and hardware.

Responsibilities include pre‑silicon validation, post‑silicon testing support, and mentoring juniors. Proficiency in C/C++, assembly, Python, and MCU families (ARM/RISC-V/STM32) and experience with test