Linux Firmware Engineer

Johnson ControlsWestford, MA

About The Position

Build your best future with the Johnson Controls team! Johnson Controls is a global leader in smart, healthy, and sustainable buildings. Our mission is to reimagine the performance of buildings to serve people, places, and the planet. Join a winning team that enables you to build your best future! Our teams are uniquely positioned to support a multitude of industries across the globe. You will have the opportunity to develop yourself through meaningful work projects and learning opportunities. We strive to provide our employees with an experience focused on supporting their physical, financial, and emotional wellbeing. Become a member of the Johnson Controls family and thrive in an empowering company culture where your voice and ideas will be heard – your next great opportunity is just a few clicks away!

Requirements

  • Knowledge and development experience of working with Linux, Zephyr
  • Knowledge and development experience of modifying and updating Buildroot, U-Boot, kernel and device driver, device tree.
  • Knowledge and development experience of C/C++ development on Linux/Zephyr.
  • Knowledge and development experience of board bring-up and diagnostics.
  • Strong teamworking and communication skills.
  • 2 - 6 years of solid experience in software engineering, with significant experience in Linux/Zephyr software development.
  • BS/MS in Computer Science or equivalent knowledge and experience is required.

Nice To Haves

  • Development experience with Bluetooth, Motor controller and other cyber security technology is a plus.

Responsibilities

  • Hands-on contributions to Physical Access Control System (PACS) feature development and field support.
  • Direct contribution to Firmware development using Linux and Zephyr OS and help others less familiar with area.
  • Drive both improvement and innovation of the Products.

Benefits

  • Competitive salary
  • Paid vacation/holidays/sick time
  • Comprehensive benefits package including 401K, medical, dental, and vision care.
  • On-the-job/cross-training opportunities
  • Encouraging and collaborative team environment
  • Dedication to safety through our Zero Harm policy
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service