Senior Embedded Firmware Engineer – IoT Systems

Samsara; Santa Clara (CA); On-site; USD 140,000 - 210,000; Full time

Job summary

Samsara is seeking a Firmware Engineer to develop software for millions of devices, tackling hardware bring-up, sensor integration, and low‑level firmware layers. You’ll shape the hardware choices, build drivers, and ensure robust, energy-efficient operation across global deployments.

You’ll work with C, RTOS concepts, and embedded Linux on gateways, collaborating with product, cloud, and quality teams to deliver reliable, scalable solutions. This is a hands-on role in a fast-growing company.

Qualifications

• 2+ years building firmware for resource-constrained systems.
• Fluency in C; reading a linker map, stack traces, and debugging memory issues.
• Solid bare-metal and RTOS experience with scheduling and timing decisions.
• Experience bringing up new boards and prototypes with hardware engineers.
• Fluency in low-level interfaces: SPI, I2C, UART, CAN, ADC.
• Strong bench skills with oscilloscopes and test equipment.
• Cross-functional collaboration across hardware, firmware, cloud and QA teams.
• Ability to document design decisions and review comments for actionability.
• Willingness to iterate quickly while maintaining quality.

Responsibilities

• Shape hardware decisions by collaborating with electrical engineers and board bring-up.
• Bring up new platforms and prototypes from silicon to working prototypes for customers.
• Build the layers drivers, bootloaders, firmware updates and device management.
• Design power and connectivity management to maximize device life.
• Develop data pipelines and interfaces to enable meaningful event insights.
• Collaborate with product, frontend, mobile and QA teams to ensure end-to-end data integrity.
• Raise engineering quality and share best practices across the team.

Skills

Firmware experience

C programming

RTOS experience

Board bring-up

Low-level interfaces

Documentation

Cross-team collaboration

AI tooling in workflows

Automatic testing

Problem solving

Tools

Zephyr RTOS

FreeRTOS

Yocto/Buildroot

SPI

I2C

UART

CAN

Job description

Samsara is seeking a Firmware Engineer to develop software for millions of devices, tackling hardware bring-up, sensor integration, and low‑level firmware layers. You’ll shape the hardware choices, build drivers, and ensure robust, energy-efficient operation across global deployments.

You’ll work with C, RTOS concepts, and embedded Linux on gateways, collaborating with product, cloud, and quality teams to deliver reliable, scalable solutions. This is a hands-on role in a fast-growing company.