RF Validation Engineer II

Silicon Labs; Austin (TX); On-site; USD 103,000 - 191,000; Full time

Benefits offered by this job

Great medical plan (PPO/HSA)

Dental & vision plans

401k with match

RSUs

Life/AD&D and disability coverage

Adoption assistance

Paid volunteer days

Tuition reimbursement

Job summary

Silicon Labs in Austin, TX is seeking an RF Validation Engineer I to contribute to RF/PHY validation across Zigbee, BLE, Wi-SUN, and other IPs. You will participate in full lifecycle bring-up, testing, and cross-functional collaboration to optimize performance in low-power wireless SoCs.

The role emphasizes lab measurements, data analysis, and scalable RF test infrastructure, with opportunities to influence design and software integration. Targeting a dynamic, fast-paced IoT environment.

Qualifications

• BSEE/MSEE and 1-3 industry experience in mixed signal SoCs with RF signal chain.
• Experience using Python or other high-level modeling language/tool for designing and evaluating communication systems and algorithms.
• Strong grasp of analog signal fundamentals, basic circuit components, and specifications.
• Experience with RF signal chains including LNAs, mixers, PAs, A/D and D/A.
• Experience with digital modulation formats (MSK/FSK, OQPSK, OOK/ASK, etc).
• Proficiency taking measurements with standard RF lab instruments (signal generator, spectrum analyzer, network analyzer, scope, DMM, SMU).
• Knowledge of common wireless communications standards and protocols such as Bluetooth low-energy, 802.15.4, 802.11 WiFi
• Excellent written and verbal communications skills
• Demonstrated ability to generate high output in a self-driven manner
• Basic DSP knowledge (up/down sampling, FIR filtering)
• Experience in revision control and configuration management systems

Responsibilities

• Contribute to initial development of Zigbee, BLE, Wi-SUN, ZWave, MBus, and proprietary PHY configurations for Silicon Labs RF SoCs
• Perform pre-silicon testing utilizing a combination of block or chip-level test benches and FPGA emulation
• Bring-up and validate new Silicon Labs IP on silicon, providing support and feedback to cross-functional teams
• Perform lab measurements including RX sensitivity, frequency/baudrate/deviation tolerance, blocking, TX Output Power, and more
• Support IC Design, Applications, FW, PTE, SQA, Systems, Modules teams with insights on RFIC performance supported by careful data analysis, presentation and training
• Provide guidance to the SW team on proper RF SW implementations for a scalable test infrastructure platform and tools for efficient workflows

Skills

RF validation

Python

Lab measurements

Communication skills

Education

BSEE / MSEE

Tools

RF test equipment

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.RF Validation Engineer IIAustin TXSilicon labs is seeking an experienced RF validation engineer.Meet the TeamWe are developing highly flexible wireless SoCs in a fast-paced environment. The IoT Validation team has a vital role in ensuring product performance, scalability, and time to market. We are looking for an experienced engineer focusing on RF and PHY-MAC design validation of wireless IPs for low-power, high performance System-on-Chip IoT products. You will be part of a specialized, highly skilled IP-SoC development team spanning multiple wireless communications technologies such as Bluetooth Low-Energy, 802.15.4 Zigbee-Thread, 802.11 Wi-Fi, Wi-SUN, and proprietary short-range wireless. You will be taking designs through the complete development lifecycle from initial concept to silicon bring-up and optimization before shipping products.ResponsibilitiesContribute to initial development of Zigbee, BLE, Wi-SUN, ZWave, MBus, and proprietary PHY configurations for Silicon Labs RF SoCsPerform pre-silicon testing utilizing a combination of block or chip-level test benches and FPGA emulationBring-up and validate new Silicon Labs IP on silicon, providing support and feedback to cross-functional teamsPerform lab measurements including RX sensitivity, frequency/baudrate/deviation tolerance, blocking, TX Output Power, and moreSupport IC Design, Applications, FW, PTE, SQA, Systems, Modules teams with insights on RFIC performance supported by careful data analysis, presentation and trainingProvide guidance to the SW team on proper RF SW implementations for a scalable test infrastructure platform and tools for efficient workflowsMinimum QualificationsBSEE/MSEE and 1-3 industry experience in mixed signal SoCs with RF signal chainExperience using Python or other high-level modeling language/tool for designing and evaluating communication systems and algorithmsStrong grasp of analog signal fundamentals, basic circuit components, and specificationsExperience with RF signal chains including LNAs, mixers, PAs, A/D and D/AExperience with digital modulation formats (MSK/FSK, OQPSK, OOK/ASK, etc)Proficiency taking measurements with standard RF lab instruments (signal generator, spectrum analyzer, network analyzer, scope, DMM, SMU)Knowledge of common wireless communications standards and protocols such as Bluetooth low-energy, 802.15.4, 802.11 WiFiExcellent written and verbal communications skillsDemonstrated ability to generate high output in a self-driven mannerThe following qualifications will be considered a plus:Basic DSP knowledge (up/down sampling, FIR filtering)Experience in revision control and configuration management systemsBenefits & PerksYou can look forward to the following benefits:Great medical (Choice of PPO or Consumer Driven Health Plan with HSA), dental & vision plansFlexible vacation plan.Highly competitive salary401k plan with match and Roth plan optionEquity rewards (RSUs)Life/AD&D and disability coverageFlexible spending accountsAdoption assistanceBack-Up childcareAdditional benefit options (Commuter benefits, Legal benefits, Pet insurance)3 paid volunteer days per yearCharitable contribution matchTuition reimbursementMonthly wellness offeringsFree snacksMonthly company updates with our CEO# LI AA1The annualized base pay range for this role is expected to be between $102,900 - $191,100 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.