RF Validation Engineer I

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

Annual base pay: $84,000–$156,000 USD.

Company

hirify.global develops low-power wireless connectivity and embedded technology for smart home, industrial IoT, and smart cities applications.

What you will do

• Contribute to the development of Zigbee, Bluetooth Low Energy, Wi-SUN, Z-Wave, M-Bus, and proprietary PHY configurations for RF SoCs.
• Perform pre-silicon testing using block- or chip-level test benches and FPGA emulation.
• Bring up and validate new IP on silicon and provide feedback to cross-functional teams.
• Perform RF laboratory measurements, including RX sensitivity, frequency, baud-rate and deviation tolerance, blocking, and TX output power.
• Support IC Design, Applications, Firmware, PTE, SQA, Systems, and Modules teams through RFIC performance analysis, presentations, and training.
• Guide the software team on RF software implementations for scalable test infrastructure and efficient workflows.

Requirements

• BSEE or MSEE and at least 1 year of industry experience with mixed-signal SoCs and exposure to 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 converters, 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.
• Demonstrated ability to produce high-quality 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

• Fast-paced environment with a specialized IP-SoC development team spanning multiple wireless technologies.
• Medical, dental, and vision plans, including PPO or consumer-driven plans with HSA.
• 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.
• Paid volunteer days, charitable contribution matching, tuition reimbursement, wellness offerings, and company updates with the CEO.