Software Engineer I

Silicon Labs; Austin (TX); On-site; USD 79,000 - 146,000; Full time

Benefits offered by this job

Medical benefits

401k with match

RSUs

Paid time off

Parking

Gym access

Job summary

Silicon Labs in Austin, TX, invites engineers to join the RAIL team to develop and optimize firmware for wireless radio platforms. You will design, implement, and test C/C++ software on resource-limited microcontrollers, ensuring robust performance across Bluetooth Low Energy, proprietary wireless, and multi‑protocol IoT solutions.

Collaborating with hardware, SDK, validation, and applications teams, you will diagnose issues, contribute to code reviews, and help advance development processes

Qualifications

• Master’s degree in Electrical Engineering, Computer Engineering, or a related technical field.
• Strong interest in embedded software, wireless communications, and low-level system development.
• Academic or project experience in embedded software development using C or C++.

Responsibilities

• Develop and maintain embedded software features for Silicon Labs wireless radio platforms.
• Design, implement, test, and debug firmware in C/C++ for resource-constrained microcontrollers.
• Support radio-control capabilities, including transmit, receive, power management, timing, and diagnostic features.
• Collaborate with hardware, radio design, SDK, validation, and applications teams to bring new wireless products and features to market.
• Investigate software and hardware integration issues using debuggers, logic analyzers, and other lab tools.
• Contribute to code reviews, technical documentation, automated testing, and continuous improvement of development processes.

Skills

Embedded software

C/C++

Wireless systems

Debugging tools

RTOS concepts

Education

Master’s degree in Electrical Engineering or Computer Engineering

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.

Meet the Team

You’ll join Silicon Labs’ RAIL team, which develops the Radio Abstraction Interface Layer (RAIL)—the embedded software that enables developers to configure, control, and optimize wireless radios across Silicon Labs’ IoT products. The team works closely with radio, firmware, SDK, validation, and applications engineering teams to deliver reliable, high-performance wireless capabilities for technologies such as Bluetooth Low Energy, proprietary wireless, and multiprotocol IoT solutions.

Responsibilities

• Develop and maintain embedded software features for Silicon Labs wireless radio platforms.
• Design, implement, test, and debug firmware in C/C++ for resource-constrained microcontrollers.
• Support radio-control capabilities, including transmit, receive, power management, timing, and diagnostic features.
• Collaborate with hardware, radio design, SDK, validation, and applications teams to bring new wireless products and features to market.
• Investigate software and hardware integration issues using debuggers, logic analyzers, and other lab tools.
• Contribute to code reviews, technical documentation, automated testing, and continuous improvement of development processes.

Skills You Need

Minimum Qualifications

• Master’s degree in Electrical Engineering, Computer Engineering, or a related technical field.
• Strong interest in embedded software, wireless communications, and low-level system development.
• Academic or project experience in embedded software development using C or C++.
• Understanding of fundamental wireless communication concepts, including RF, modulation, packet-based communication, or digital signal processing.
• Familiarity with microcontrollers, embedded peripherals, interrupts, memory-constrained systems, and real-time software concepts.
• Strong problem-solving, analytical, and debugging skills.
• Ability to use development and debugging tools such as JTAG/SWD debuggers, oscilloscopes, logic analyzers, or protocol analyzers.
• Ability to work effectively in a collaborative engineering environment and communicate technical concepts clearly.
• Ability to learn complex technical systems, analyze issues, and turn requirements into well-tested software.
• Clear communication and a collaborative approach to solving engineering challenges.

The following skills will be considered a plus:

• Internship, co-op, research, or project experience related to embedded firmware, wireless systems, or IoT devices.
• Experience with bare-metal embedded software development, including low-level programming without an RTOS.
• Exposure to Bluetooth Low Energy, Zigbee, Thread, Wi-Fi, proprietary wireless protocols, or multiprotocol systems.
• Experience with Python or other scripting languages for test automation, data analysis, or development tooling.
• Knowledge of RTOS concepts, device drivers, bootloaders, power optimization, or embedded security.
• Exposure to Git, CI/CD workflows, unit testing, and automated hardware-in-the-loop testing.
• Participation in engineering competitions, technical organizations, research publications, or relevant student leadership activities.

Benefits & Perks

You can look forward to the following benefits:

• 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
• Tuition reimbursement
• Free downtown parking
• Onsite gym
• Monthly wellness offerings
• Free snacks
• Monthly company updates with our CEO

The annualized base pay range for this role is expected to be between $78,750 - $146,250 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.