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DoorDashPosted 1 month ago

Radio Frequency Hardware Engineer

$139,400–$205,000 year

On-siteSan Francisco, California, United States

Full TimeSenior LevelMasters DegreeEnterpriseTechnology and Logistics

Job Summary

Design RF hardware and wireless testbeds for unmanned platforms, leading execution of system-level design and verification across the full product lifecycle. Characterize electromagnetic interference by tracing root causes using EMC probes, shielding tests, and layout reviews, while performing rigorous lab and OTA testing for sensitivity and coexistence evaluations across LTE, 5G NR, Wi-Fi, and GNSS. Conduct EM simulations with CST, HFSS, and ADS tools to drive informed design decisions and provide mentorship on EMI mitigation strategies. This role requires in-person attendance five days a week in San Francisco, CA.

Required Qualifications

  • Bachelor's or Master's degree in Electrical Engineering, with specialization in RF engineering, applied electromagnetics, or wireless systems
  • 6+ years of hands-on experience in designing and testing RF hardware for consumer grade mass-produced products
  • Strong RF fundamentals with expertise in front-end design, desense analysis and system-level optimization
  • Experience working with systems that include high-speed digital interfaces such as MIPI CSI / DSI, PCIe, DDR, SDIO / eMMC
  • Proficient in the use of RF test and measurement equipment, including oscilloscopes, spectrum analyzers, and network analyzers
  • Hands-on expertise in desense mitigation techniques, including shielding, grounding, and filtering, leveraging both simulation and empirical measurement data to drive root cause analysis
  • Please Note: This role is based in San Francisco, CA, and requires being in-person 5 days a week

Desired Qualifications

  • Excellent data analysis, report writing, presentation skills, and desire to work in fast paced environment

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