Senior Embedded Firmware Test Engineer

Cambridge Mobile Telematics; Cambridge (MA); On-site; USD 103,000 - 129,000; Full time

Benefits offered by this job

Impactful work

RSUs

Unlimited PTO

Job summary

Cambridge Mobile Telematics (CMT) is seeking a Senior Software Engineer in Test, Embedded Firmware to help advance safety across mobility. You will build and maintain firmware test infrastructure, validate real hardware, and extend test capabilities with Python, C, Linux, and CI pipelines.

Expect collaboration across global teams, with a focus on quality and speed to deliver reliable safety solutions. Base salary for Cambridge, MA ranges from $102,800 to $128,500 with a performance bonus and

Qualifications

• Bachelor’s degree or equivalent years of experience and/or certification in a related field.
• 4+ years of relevant working experience.
• Fluency in Python programming; familiarity with C.
• Totally comfortable working on the Linux command-line, installing Linux from scratch, and Linux system administration.
• Experience building and running tests in CI environments. Bonus: experience with automatic tests running on real embedded hardware.
• Experience managing build systems and release processes.
• Knowledge of tools of the trade: Docker, AWS, git.
• Collaborative with the ability to work with diverse teams across the globe.
• Have a “leave things better than you found them” philosophy.
• Ability to balance speed and quality and knowing where to prioritize.

Responsibilities

• Develop and maintain the test infrastructure for firmware validation.
• Ensure the health and functionality of various firmware test systems, including simulated firmware on Linux servers and real firmware on device.
• Extend test system capabilities by creating new tests to improve coverage and enhancing instrumentation for better failure visibility.
• Utilize a mix of technical skills including Python for test harnesses, C for firmware development, Linux for development systems, and git for source code management.
• Bring expertise in embedded microcontroller systems for firmware operation.
• Work with test systems attached to equipment capable of measuring parameters like power usage.
• Possess familiarity with microcontroller circuit boards (e.g., Arduino‑like devices), multimeters, benchtop power supplies, and electronic schematics to enhance testing capabilities.
• Maintain web services for test coordination and result display, leveraging knowledge of REST APIs and web application development.
• Complete any additional tasks as they arise.

Skills

Python

C

Linux

CI/CD

Docker

AWS

Git

Embedded systems

Test automation

Education

Bachelor’s degree or equivalent years of experience and/or certification in a related field

Tools

Docker

AWS

Git

Job description

Cambridge Mobile Telematics (CMT) is seeking a Senior Software Engineer in Test, Embedded Firmware to help advance safety across mobility. You will build and maintain firmware test infrastructure, validate real hardware, and extend test capabilities with Python, C, Linux, and CI pipelines.

Expect collaboration across global teams, with a focus on quality and speed to deliver reliable safety solutions. Base salary for Cambridge, MA ranges from $102,800 to $128,500 with a performance bonus and