Radio Frequency Hardware Engineer, DoorDash Air at DoorDash

DoorDash connects customers with local businesses for delivery, from restaurants to grocery, retail and its own DashMart stores. Please Note: This role is based in San Francisco, CA, and requires being in-person 5 days a week.

Key responsibilities

• Lead the development of innovative solutions that span across RF, Mixed signal and mechanical domain
• Design RF hardware as well as wireless testbeds to support system validation, and lead the execution and documentation of system-level design
• Provide expertise, mentorship to partner teams regarding EMI mitigation strategies, and cross-functional debug processes
• Characterize EMI caused by internal & external aggressors by tracing root causes using EMC probes, shielding tests, grounding checks
• Conduct rigorous lab and OTA testing of RF systems, including sensitivity and coexistence evaluations across LTE, 5G NR, Wi-Fi, GNSS
• Perform EM simulations using cad tools (CST, HFSS, ADS) to develop deep understanding of product behavior and drive informed design decisions

Requirements

• 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

Location and schedule

• Onsite in San Francisco, California
• Please Note: This role is based in San Francisco, CA, and requires being in-person 5 days a week

Salary and benefits

US base salary $139,400 to $205,000 a year. DoorDash also offers benefits; the full list is on the posting.

How to apply

Apply on the company's own site.