RF Validation Engineer II (IoT)

Location: Austin, Texas, United States; onsite role.

Annual base pay: $102,900–$191,100 USD.

Company

hirify.global develops low-power wireless connectivity and highly integrated SoCs for smart home, industrial IoT, and smart city applications.

What you will do

• Contribute to the initial development of Zigbee, BLE, Wi-SUN, Z-Wave, M-Bus, and proprietary PHY configurations for RF SoCs.
• Perform pre-silicon testing with block- and chip-level test benches and FPGA emulation.
• Bring up and validate new IP on silicon, supporting optimization through the product development lifecycle.
• Perform RF lab measurements including RX sensitivity, frequency, baud-rate and deviation tolerance, blocking, and TX output power.
• Provide RFIC performance analysis, data presentation, and training to IC Design, Applications, Firmware, PTE, SQA, Systems, and Modules teams.
• Guide the software team on RF software implementation for scalable test infrastructure and efficient workflows.

Requirements

• BSEE or MSEE and 1–3 years of industry experience with mixed-signal SoCs and RF signal chains.
• Experience using Python or another high-level modeling language or tool to design and evaluate communication systems and algorithms.
• Strong understanding of analog signal fundamentals, basic circuit components, and specifications.
• Experience with RF signal chains including LNAs, mixers, PAs, A/D, and D/A converters.
• Experience with digital modulation formats such as MSK/FSK, OQPSK, and OOK/ASK.
• Proficiency using standard RF laboratory instruments, including signal generators, spectrum analyzers, network analyzers, oscilloscopes, DMMs, and SMUs.
• Knowledge of wireless communications standards and protocols including Bluetooth Low Energy, 802.15.4, and 802.11 Wi-Fi.
• Excellent written and verbal communication skills, with the ability to produce high output independently.

Nice to have

• Basic DSP knowledge, including up/down sampling and FIR filtering.
• Experience with revision control and configuration management systems.

Culture & Benefits

• Medical, dental, and vision plans, including PPO or consumer-driven plans with HSA options.
• Flexible vacation plan, 401(k) with match and Roth option, equity rewards, and disability coverage.
• Flexible spending accounts, adoption assistance, backup childcare, commuter benefits, legal benefits, and pet insurance.
• Three paid volunteer days, charitable contribution matching, tuition reimbursement, and monthly wellness offerings.
• Additional workplace amenities include free snacks and monthly company updates with the CEO.