Firmware Engineer

Samsara

. Develop firmware running on millions of devices deployed by industrial and enterprise customers .

Posted 11/6/2026full-timeRemote • United StatesJuniorMid-Level💰 $113,645 - $191,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in firmware development for resource-constrained systems, with proficiency in C and experience across hardware, firmware, and cloud integration. Capable of designing and validating hardware components while ensuring high-quality standards and customer satisfaction.

Highest-signal resume keywords

Firmware DevelopmentC ProgrammingRTOS ExperienceHardware IntegrationAutomated Testing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Firmware DevelopmentC ProgrammingBare-Metal ExperienceRTOS ExperienceSPI FunctionalityI2C FunctionalityUART FunctionalityBLE ExperienceOTA UpdatesEmbedded Linux

Soft Skills

Collaborative PartneringActionable DocumentationProblem-Solving

Tools & Technologies

OscilloscopeNetwork AnalyzerRF Spectrum AnalyzerPythonBash

Certifications & Qualifications

FCC CertificationPTCRB Certification

Industry Keywords

Resource-Constrained SystemsHardware ManagementBattery-Powered SensorsDevice Firmware UpdatesQuality Assurance Processes

Tech Stack

Tools & technologies

CloudFlashIoTLinuxPythonRTOS

About the role

Key responsibilities & impact

Develop firmware running on millions of devices deployed by industrial and enterprise customers
Evaluate and select hardware components, including SoCs, flash/RAM, and sensors
Bring up new hardware platforms and sensors from virgin silicon
Configure I/O and establish SPI, I2C, UART, and BLE functionality
Debug system initialization and validate hardware designs
Build peripheral drivers, secure bootloaders, device firmware updates, power management, and connectivity layers
Design protocols and hardware management for battery-powered sensors and gateways
Partner with electrical, product, full-stack, mobile, and quality engineers
Ensure firmware-generated data arrives intact and useful for customers
Contribute designs, reviews, and engineering practices that raise team standards
Help shape how Samsara works as it scales globally and across new offices

Requirements

What you’ll need

2+ years building firmware for resource-constrained systems on products shipped to real customers
Fluency in C
Solid bare-metal and RTOS experience, including Zephyr, FreeRTOS, or equivalent
Experience bringing up new boards and unproven hardware
Fluency in SPI, I2C, UART, CAN, and ADC
Ability to use an oscilloscope, network analyzer, or RF spectrum analyzer
Experience spanning hardware, firmware, cloud, and quality from concept to shipped product
Ability to trace driver-level decisions to customer experience
Ability to write actionable design docs, review comments, and post-mortems
Experience iterating quickly with automated testing and maintainable code
Experience using AI in daily workflow
Experience with BLE, ideally at PHY level
Experience with LTE-M or NB-IoT modem integration, power state management, and certification processes such as FCC, PTCRB, and carrier approval
Experience with secure boot, firmware signing, cryptography, and key management
Experience with OTA/device firmware updates at fleet scale, including A/B partitions and rollback
Experience with Embedded Linux, Yocto or Buildroot, kernel drivers, and device trees
Experience with CAN and J1939 on commercial vehicles
Experience with Python and Bash for tooling and hardware-in-the-loop test automation
Understanding of electronics mass production and quality assurance processes
Track record of fixing production show stoppers

Benefits

Comp & perks

Initial RSU grant with no vesting cliff
Ongoing equity refresh opportunities tied to performance
Performance-based bonus/variable pay
Equity for eligible roles
Flexible, employee-led remote model
Professional development stipend
Comprehensive health plans
Parental leave plans
Offices open for employees who prefer to work in-person
Remote work support where aligned with operational requirements