Are you interested in a career in product development and contributing to a variety of Original Equipment Manufacturer products? As a Firmware Engineer, you will design, implement, and validate firmware on platforms ranging from bare‑metal microcontrollers to internally developed RTOS/task‑scheduler environments. You’ll work closely with hardware engineers, project managers, product managers, and direct clients throughout the entire product lifecycle—from concept and architecture through safety certification and production release. We invite you to discover for yourself why a career with Resideo is the opportunity you've been looking for. Help create innovative technologies that make the world cleaner and more sustainable, more secure, connected, energy efficient, and productive. Come work alongside some of the world's most talented engineers! **JOB DUTIES:** + Develop embedded firmware for both bare‑metal and RTOS‑based systems, including low‑level drivers, hardware abstraction layers, control algorithms, and application‑level functionality. + Collaborate closely with hardware engineering on system design, board bring‑up, schematic/PCB reviews, electrical debugging, and integrated system testing. + Design and implement safety‑critical features to satisfy applicable regulatory standards (e.g., IEC 60730) and support certification activities. + Directly engage with clients, participating in technical discussions, design reviews, and recurring project status meetings. + Work with project management and product management to refine requirements, provide estimates, track schedules, and communicate development progress. + Prototype new concepts to assess feasibility and guide design decisions early in the product lifecycle. + Develop and maintain technical documentation, including architecture descriptions, design notes, test plans, certification artifacts, and engineering reports. + Support system integration and verification, troubleshooting issues across firmware, hardware, and connected components. **YOU MUST HAVE:** + 5+ years of experience in embedded systems development, debugging, and testing + Strong embedded C/C++ proficiency + Experience with bare‑metal systems and/or RTOS‑based designs (FreeRTOS, internal schedulers, embedded Linux, etc.) + Knowledge of control theory (e.g., PI loops) + Experience with electronic test equipment and embedded debug and test instrumentation (oscilloscopes, logic analyzers, hardware debuggers, etc.) + Deep understanding of microcontroller architectures, peripheral subsystems, and low‑level interface design across multiple MCU families. + Experience with communication protocols such as Modbus, BACnet, Wi‑Fi, Bluetooth/BLE, Zigbee, Z‑Wave, Thread, Matter, HomeKit, etc. + Understanding of cybersecurity considerations and secure firmware development practices **WE VALUE:** + Experience with safety‑critical firmware development and certification + Strong analytical, communication, and collaboration skills + Familiarity with wireless technologies and connected ecosystems + Experience deploying production firmware to cloud‑connected devices + Ability to work effectively across hardware, firmware, test, and product teams Resideo Technologies has announced its intention to spin off ADI Global Distribution and establish it as a separate, publicly traded company. Under this plan, ADI will continue its role as a leading global wholesale distributor serving commercial and residential markets, while Resideo will retain its manufacturing and product-solutions business. Upon separation, both companies will operate independently to better serve their respective markets and customers. The spin-off is currently targeted for completion in the second half of 2026, subject to customary conditions. Resideo is a $6.76 billion global manufacturer, developer, and distributor of technology-driven sensing and control solutions that help homeowners and businesses stay connected and in control of their comfort, security, energy use, and smart living. We focus on the professional channel, serving over 100,000 contractors, installers, dealers, and integrators across the HVAC, security, fire, electrical, and home comfort markets. Our products are found in more than 150 million residential and commercial spaces worldwide, with tens of millions of new devices sold annually. Trusted brands like Honeywell Home, First Alert, and Resideo power connected living for over 12.8 million customers through our Products & Solutions segment. Our ADI | Snap One segment spans 200+ stocking locations in 17 countries, offering a catalog of over 500,000 products from more than 1,000 manufacturers. With a global team of more than 14,000 employees, we offer the opportunity to make a real impact in a fast-growing, purpose-driven industry. Learn more at [www.resideo.com](http://www.resideo.com/). At Resideo, we bring together diverse individuals to build the future of homes. Resideo is an equal opportunity employer. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, or veteran status. For more information on applicable U.S. equal employment regulations, refer to the ["EEO is the Law" poster](https://www.resideo.com/us/en/-/media/Resideo/Files/Corporate/Careers/EEO%20is%20the%20Law%20poster.pdf?rv=fdc492d184344b3ea4aec0c96b321632), ["EEO is the Law" Supplement Poster ](https://www.resideo.com/us/en/-/media/Resideo/Files/Corporate/Careers/EEO%20is%20the%20Law%20Supplement%20Poster.pdf?rv=ebe367cad846443e8fa5aa86062813b6)and the [Pay Transparency Nondiscrimination Provision](https://www.resideo.com/us/en/-/media/Resideo/Files/Corporate/Careers/Pay%20Transparency%20Nondiscrimination%20Provision.pdf?rv=11a9cf6533ba426296b137d906b0ce01). Resideo complies with applicable equal employment laws in all countries where we do business. For more information on how we process your information in the job application process, please refer to [Recruitment Privacy Notice](https://www.resideo.com/us/en/-/media/Resideo/Files/Corporate/Resideo%20%20-%20Recruitment%20Privacy%20Notice.pdf?rv=6d871e71bfa24982b181c92fda232b7a). If you require a reasonable accommodation to apply for a job, please use Contact Us form for assistance.