Software Engineer II

Silicon Labs GmbH; Boston (MA); Hybrid; USD 102,000 - 189,000; Full time

Benefits offered by this job

Great medical coverage

401k with match

Equity rewards

Job summary

Silicon Labs in Boston, MA seeks a Software Engineer II to design and implement embedded software for IEEE 802.15.4 networking. You will work on multiprotocol stacks, including OpenThread, Zigbee, Bluetooth LE, and Wi‑Fi, across bare-metal and RTOS environments.

You will develop robust software, write unit tests, and collaborate with cross-functional teams. Strong debugging skills and Linux experience are essential for success in this role.

Qualifications

• 6–8 years of embedded software in C/C++.
• Experience with embedded networking (IEEE 802.15.4) and OpenThread/Zigbee.
• Strong debugging with JTAG/GDB/logic analyzers in ARM environments.
• Experience with Linux host applications and CI/CD workflows.

Responsibilities

• Design, develop, and maintain embedded software for IEEE 802.15.4 networking.
• Develop multiprotocol solutions integrating OpenThread, Zigbee, Bluetooth LE, and Wi‑Fi.
• Create and maintain embedded software for bare-metal and RTOS-based systems.
• Write comprehensive unit tests for embedded software.
• Debug in ARM-based environments using JTAG, GDB, logic analyzers.
• Collaborate with cross-functional teams and participate in code reviews and CI/CD.

Skills

Embedded C/C++

Python scripting

IEEE 802.15.4 networking

Unit testing

Linux debugging

OpenThread / Zigbee

ARM development

Git / GitHub

CI/CD (Jenkins)

Docker

Mentoring

English communication

Education

Bachelor's or Master's in CS/EE

Tools

Git

GitHub

Jenkins

Docker

OpenThread

Zephyr

Job description

Silicon Labs (NASDAQ: SLAB) is the leading innovator in low-power wireless connectivity, building embedded technology that connects devices and improves lives. Merging cutting-edge technology into the world’s most highly integrated SoCs, Silicon Labs provides device makers the solutions, support, and ecosystems needed to create advanced edge connectivity applications. Headquartered in Austin, Texas, Silicon Labs has operations in over 16 countries and is the trusted partner for innovative solutions in the smart home, industrial IoT, and smart cities markets. Learn more at www.silabs.com.

Software Engineer II Boston, MA

Our Boston office host various teams belonging to the IoT software division, including Platform, wireless tools and protocols, quality assurance, application specialists, and project management teams. We are proud of the work atmosphere we maintain by fostering excellent collaboration and good communication at all times.

Meet the Team

Join the 15.4 Networking – Multiprotocol team at Silicon Labs, where we develop industry-leading embedded networking software powering the next generation of connected devices.

Our team builds and enhances IEEE 802.15.4-based networking stacks for SoC, Host/NCP, and Host/RCP architectures, enabling seamless integration across technologies such as OpenThread, Zigbee, Bluetooth® LE, and Wi‑Fi.

Working in a highly collaborative environment, you'll help deliver robust, production-quality software that enables secure, reliable, and interoperable IoT solutions for customers around the world.

Responsibilities

• Design, develop, and maintain embedded software for IEEE 802.15.4 networking solutions across SoC and host-based architectures.
• Develop and enhance multiprotocol solutions integrating technologies such as OpenThread, Zigbee, Bluetooth LE, and Wi‑Fi.
• Design, implement, and maintain embedded software modules for bare-metal and RTOS-based systems.
• Create and execute comprehensive unit tests to ensure high-quality, reliable embedded software.
• Debug embedded applications using tools such as JTAG, GDB, and logic analyzers in ARM-based environments.
• Troubleshoot Linux-based host applications and networking solutions.
• Leverage AI-assisted development and debugging tools to improve engineering productivity and software quality.
• Collaborate closely with cross-functional engineering teams to deliver scalable, maintainable software solutions.
• Participate in code reviews, continuous integration workflows, and software quality initiatives.
• Contribute to improving development processes, automation, and engineering best practices.
• Mentor interns and junior engineers while fostering a collaborative team culture.

Skills You Need

• Bachelor's or Master's degree in Software Engineering, Computer Science, Electrical Engineering, or a related technical field.
• 6 to 8 years of strong experience developing embedded software using C/C++.
• Proficiency in at least one scripting language, preferably Python.
• Experience designing and implementing embedded software for bare-metal and RTOS-based systems.
• Strong experience writing and maintaining unit tests for embedded software.
• Experience with embedded networking technologies, preferably IEEE 802.15.4-based networking such as OpenThread or Zigbee.
• Strong debugging experience using JTAG, GDB, logic analyzers, and ARM-based development environments.
• Experience debugging Linux-based host applications.
• Experience using AI-assisted development or debugging tools to improve software development workflows.
• Working knowledge of version control systems, preferably Git and GitHub.
• Experience working with CI/CD pipelines, preferably Jenkins.
• Experience with container-based development environments, preferably Docker.
• Ability to work effectively in a collaborative, cross-functional engineering environment.
• Experience mentoring interns or junior engineers.
• Excellent verbal and written communication skills in English.

The Following Qualifications Are Considered a Plus

• Experience developing embedded multiprotocol networking applications.
• Experience working with networking certification organizations, preferably the Connectivity Standards Alliance (CSA).
• Familiarity with open-source networking platforms such as OpenThread and Zephyr.
• Strong understanding of CI/CD architecture and automation best practices.
• Strong understanding of containerized development environments and infrastructure.
• Deep experience with Git-based development workflows.
• Experience mentoring and technically guiding junior engineers.
• Experience developing software using the Zephyr RTOS.
• Experience using simulated hardware and network testing environments, such as Renode.

Benefits & Perks

• Great medical (Choice of PPO or Consumer Driven Health Plan with HSA), dental and vision plans
• Highly competitive salary
• 401k plan with match and Roth plan option
• Equity rewards (RSUs)
• Life/AD&D and disability coverage
• Flexible spending accounts
• Adoption assistance
• Back-Up childcare
• Additional benefit options (Commuter benefits, Legal benefits, Pet insurance)
• Flexible PTO schedule
• 3 paid volunteer days per year
• Charitable contribution match
• Tuition reimbursement
• Free downtown parking
• 2 weeks a month
• Onsite Gym and locker rooms
• Monthly wellness offerings
• Free snacks
• Monthly company updates with our CEO

The annualized base pay range for this role is expected to be between $101,500 - $188,500 USD. Actual base pay could vary based on factors including but not limited to experience, geographic location where work will be performed and applicant’s skill set. The base pay is just one component of the total compensation package for employees. Other rewards may include an annual cash bonus, equity package and a comprehensive benefits package.

Silicon Labs is an equal opportunity employer and values the diversity of our employees. Employment decisions are made on the basis of qualifications and job-related criteria without regard to race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status, or any other characteristic protected by applicable law.

At Silicon Labs, we hire and empower great talent to achieve their full potential. By offering challenging projects, technical mentorship, and continuous learning opportunities, we ensure our employees thrive at every stage of their careers. Here, you’ll work alongside some of the industry’s brightest minds, tackling complex problems that deepen your expertise and expand your horizons. Whether you’re building new skills or shaping your career path, we’re dedicated to supporting your growth and celebrating your success every step of the way.