Senior Firmware Engineer - Build & Scale Connected Devices

SR2 | Socially Responsible Recruitment | Certified B Corporation™

San Francisco (CA)

On-site

USD 140,000 - 190,000

Full time

9 hours ago

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Job summary

SR2 | Socially Responsible Recruitment | Certified B Corporation™ is seeking an experienced firmware engineer to own sensor bring-up and hardware-software collaboration from prototype to production. You will help modernize the firmware tooling and testing stack with work shipping directly to a live device fleet.

The role requires 4+ years in firmware/C/C++ with Python/Node.js tooling, plus experience with UART/I2C/SPI/USB, DMA, and telemetry/OTA updates.

Qualifications

4+ years of software engineering experience with firmware in C/C++ and Python/Node.js tooling.
Experience with peripheral drivers and protocols (UART, I2C, SPI, USB); DMA familiarity.
Experience shipping and maintaining large device fleets, including telemetry monitoring and OTA firmware updates.
Ability to read datasheets and schematics for hardware bring-up and debugging; comfortable with logic analyzers and oscilloscopes.
Willingness to travel internationally to support overseas manufacturing partners.

Responsibilities

Own sensor bring-up and hardware-software collaboration from prototype to production.
Drive firmware tooling and testing stack modernization with shipped devices.
Collaborate across teams to ensure reliable OTA updates and telemetry pipelines.
Support overseas manufacturing partners as travel is required.