Radio Frequency Hardware Engineer - DoorDash Air
Core
Design, optimize, and validate RF/mixed-signal PCBAs and wireless testbeds for autonomous unmanned platforms, focusing on interference mitigation and system-level reliability.
Role type
Senior RF Hardware Engineer
Builds
Mission-critical RF/electrical systems for unmanned platforms
Domain
Robotics, Autonomous Systems, Wireless Communications
Required skills
RF front-end design, desense analysis, EMI/EMC mitigation, EM simulation (CST, HFSS, ADS), high-speed digital interfaces (MIPI, PCIe, DDR), RF test equipment operation
Preferred skills
LTE, 5G NR, Wi-Fi, GPS, UWB system design, root cause analysis of interference
Technologies
CST, HFSS, ADS, Oscilloscopes, Spectrum Analyzers, Network Analyzers, EMC probes
Responsibilities
Design RF hardware and wireless testbeds; characterize EMI using shielding, grounding, and layout reviews; conduct lab and OTA testing for sensitivity and coexistence; perform EM simulations; mentor teams on EMI strategies
Seniority
Senior, hands-on IC