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GNSS RF System Architect

2 months ago

Sunnyvale, California, United States Apple Full time
About the Role

We are seeking a highly skilled RF Systems Engineer to join our team at Apple. As a key member of our wireless silicon development team, you will be responsible for designing and developing cutting-edge GNSS receiver systems.

Key Responsibilities
  • Translate system-level and performance requirements into specifications for the RX system, including breakdown to block and component levels.
  • Run static analysis for specific scenarios defined by the architecture team.
  • Select, simulate, and specify RF architectures for GNSS receivers.
  • Drive the further development of the simulation environment and modeling.
  • Prepare specifications as input for RFIC design and firmware teams.
  • Analyze the receiver chain using simulations (e.g., MATLAB, ADS) and level plan analysis.
  • Identify and analyze critical requirements, and provide assessments with respect to critical metric impact, timeline, and risks.
  • Solve sophisticated and interdisciplinary problems related to the GNSS receive system.
  • Support RF SiVal in defining and carrying out measurements to validate RF Systems performance.
  • Assist with silicon debug and propose solutions and workarounds as needed.
Requirements
  • 4+ years of proven experience in RF, including receiver system architecture design.
  • Expertise in RF System concepts and procedures for wireless systems, including calibrations, analyzing receiver chains from antenna to BB I/F, and translating top-level requirements into specification items for transceiver building blocks and RF components.
  • In-depth knowledge of wireless radio standards (Connectivity, Cellular, or GNSS), including their implications on system specifications.
  • Prior experience in RF performance criteria and concepts such as EIRP, AGC, noise figure, sensitivity/de-Sense, phase noise, EVM, spectral mask, spurious, harmonics, intermodulation, s-parameters, Smith charts, and tuning networks.
  • Strong analytical and interpersonal skills with an ability to thrive in a multi-functional environment.
  • Excellent verbal and written communication skills.
Preferred Qualifications
  • BS and a minimum of 3 years of relevant industry experience is required. MSEE or Ph.D. in Electrical Engineering or equivalent is preferred.
About Apple

Apple is an equal opportunity employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.