Software Engineer II

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.

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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.

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 Open Thread, 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.

• 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 Open Thread, 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.

• 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 Open Thread 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 Git Hub.
• 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.

• Experience developing embedded multiprotocol networking applications.
• Experience working with networking certification organizations, preferably the Connectivity Standards Alliance (CSA).
• Familiarity with open-source…