Senior RF Design Engineer
Leads RF and cellular hardware integration for autonomous drone products, covering wireless architecture, coexistence, validation, certification, and production. Requires an advanced electrical engineering degree, 7+ years of complex RF product experience, and deep LTE/cellular expertise.
About the job
Responsibilities
- Collaborate with EE, RF, antenna, mechanical, industrial design, and systems teams to optimize end-to-end wireless performance.
- Define wireless system architecture, requirements, specifications, and performance targets.
- Design, integrate, and validate wireless solutions across LTE/5G cellular, Wi-Fi, Bluetooth, GPS/GNSS, and other radio technologies and frequency bands.
- Lead cellular hardware integration from architecture through bring-up, debugging, optimization, certification, and production ramp.
- Drive RF coexistence and desense analysis across integrated wireless subsystems.
- Perform circuit-level analysis to debug RF performance, interference, and desense issues; characterize aggressor/victim relationships.
- Identify and mitigate board- and system-level noise sources.
- Support product development from concept and prototyping through validation, qualification, carrier certification, PTCRB, regulatory approval, and manufacturing test.
- Develop and execute wireless characterization plans, including TRP/TIS, OTA, throughput, range, and coexistence testing.
- Partner with module vendors, certification laboratories, and carriers on cellular integration and compliance.
Requirements
- MS or PhD in Electrical Engineering or a related field.
- 7+ years of hands-on experience developing wireless consumer or embedded products with complex RF systems.
- Strong cellular hardware development experience, including LTE modem integration, RF front-end architecture, carrier requirements, and system bring-up/debug.
- Deep understanding of LTE/cellular, Wi-Fi, Bluetooth, GPS/GNSS, and RF coexistence challenges.
- Understanding of RF desense, EMI/EMC mitigation, radiated and conducted coupling, and system-level integration.
- Experience with analog, digital, and mixed-signal circuit design and analysis.
- Experience with PCB schematic review, layout guidance, RF routing, grounding, shielding, and power integrity.
- Experience debugging and optimizing wireless performance in highly integrated products.
- Hands-on experience with network analyzers, spectrum analyzers, CMW500, signal generators, power meters, near-field probes, and OTA test systems.
- Experience with Ansys HFSS and Keysight ADS.
- Experience performing and analyzing TRP, TIS, OTA, throughput, and rate-versus-range measurements.
- Understanding of manufacturing test, production calibration, and wireless validation workflows.
- Ability to independently drive complex technical problems across cross-functional teams.
Preferred Qualifications
- Extensive experience supporting products through PTCRB and carrier certification processes.
- FAA Part 107 certification, or willingness to obtain it within the first 60 days where required.
Compensation and Benefits
- Annual base salary: $206,000–$271,000.
- Equity through stock options.
- Health insurance, paid vacation, sick leave, holiday pay, and 401(k) savings plan.
- Relocation assistance may be available for eligible roles.
Skills
Lte, 5G, Rf Systems, Rf Integration, Rf Coexistence, Emi/Emc, Pcb Layout, Rf Routing, Power Integrity, Ptcrb, Ansys Hfss, Keysight Ads, Ota Testing, Cmw500, Gps/Gnss
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