Staff or Senior Firmware Engineer

Remote - SF Bay Area. Posted 29 days ago

The role

You will develop software for millions of resource-constrained devices including battery-powered sensors, Linux-based gateways, and dashcams. You will evaluate hardware components, bring up new platforms, and build systems to gather and structure data.

What you will do

Shape hardware by reviewing SoC, flash, RAM, and sensor choices with electrical engineers
Bring up new platforms and prototypes from virgin silicon
Configure I/O and debug interfaces like SPI, I2C, UART, and BLE
Own peripheral drivers, secure bootloaders, and device firmware updates
Design protocols and hardware management for battery-powered devices
Partner with product, full-stack, mobile, and quality engineers
Provide technical leadership and mentorship to other engineers
Deliver high-quality solutions iteratively using automated testing

Required qualifications

8+ years building firmware for resource-constrained systems
Led firmware development for several new products end to end
Substantial bare-metal and RTOS experience such as Zephyr or FreeRTOS
Experience bringing up new boards
Fluency in low-level interfaces including SPI, I2C, UART, CAN, and ADC
Experience using an oscilloscope, network analyzer, or RF spectrum analyzer
Senior-level scope leading work from concept to shipped product
Fluency in C
Ability to write design docs, review comments, and post-mortems
Ability to use AI in daily workflow

Nice to have

BLE at depth
Cellular IoT including LTE-M or NB-IoT modem integration
Securing embedded systems end to end
OTA and device firmware update at fleet scale
Experience on the factory floor

Benefits

Above market-rate salary
Outstanding equity offering
Employee-led remote and flexible working
Team based incentive schemes
Health benefits
Personal development stipend
Samsara for Good fund
Parental leave plans

Before you apply

All offers are contingent upon ability to secure and maintain legal right to work in the specified location

About the company

Samsara is the pioneer of the Connected Operations Cloud, a platform that enables organizations to harness Internet of Things data. The company helps improve the safety, efficiency and sustainability of physical operations.