RF Systems Engineer

Apple•Cupertino, CA

1d•Hybrid

About The Position

Imagine what you can do here. Apple is a place where extraordinary people gather to do their lives best work. Together we create products and experiences people once couldn't have imagined, and now, can't imagine living without. It's the diversity of those people and their ideas that inspires the innovation that runs through everything we do. APPLE INC has the following available in Cupertino, California and various unanticipated locations throughout the USA. Develop and optimize RF automation system for connectivity technologies on WiFi / Bluetooth / UWB for Apple Latest Products including Home, iPad and Audio from R&D to mass production phases. Develop calibration algorithms at both conducted and radiated level including RF front-end related to filters, tank circuit modeling, amplifiers, LNAs and antennas. Implement test algorithms to measure key RF metrics including Tx Power, Rx Gain calibration, and Group delay, TRP. Engage in the design validation for different wireless technologies right from the prototyping phase to mass production. Design calibration routines and test algorithms and contributing to a multi-faceted test software suite. Develop software apps and drivers for Apple platforms to support feature prototyping. Support manufacturing build overseas during new product introduction phases. Collaborate with chipset manufacturers, test equipment vendors as well as our in-house antenna and RFHW design teams to analyze wireless performance data and tackle the technical challenges it takes to deploy groundbreaking wireless features with impeccable quality.

Requirements

Master’s degree or foreign equivalent in Telecommunications Engineering, Electrical Engineering, Computer Science, or related field and 3 years of experience in the job offered or related occupation.
1 year of experience with WiFi System Knowledge to analyze, design, and troubleshoot WiFi subsystems.
1 year of experience with Bluetooth System Knowledge to analyze, design, and troubleshoot Bluetooth subsystems.
1 year of experience with RF Fundamentals to analyze and troubleshoot RF related issues at Product Level.
1 year of experience with RF Test Equipment Knowledge to develop measurement system to characterize RF behavior.
1 year of experience with Wireless Communication to develop system validation bench including rate vs range or Bluetooth audio quality assessment.
1 year of experience with Signal Processing to develop the RF calibration algorithm.
1 year of experience with Microwave Theory to analyze and troubleshoot hardware and radio impairment issues.
1 year of experience with Antenna Theory to develop OTA (Over-the-air) testing system to evaluate RF (radio frequency) antenna design and performance at product level.
1 year of experience with Wireless System Simulation to conduct the analysis of the wireless hardware behaviors at concept phase.
Software Development & Testing

Responsibilities

Develop and optimize RF automation system for connectivity technologies on WiFi / Bluetooth / UWB for Apple Latest Products including Home, iPad and Audio from R&D to mass production phases.
Develop calibration algorithms at both conducted and radiated level including RF front-end related to filters, tank circuit modeling, amplifiers, LNAs and antennas.
Implement test algorithms to measure key RF metrics including Tx Power, Rx Gain calibration, and Group delay, TRP.
Engage in the design validation for different wireless technologies right from the prototyping phase to mass production.
Design calibration routines and test algorithms and contributing to a multi-faceted test software suite.
Develop software apps and drivers for Apple platforms to support feature prototyping.
Support manufacturing build overseas during new product introduction phases.
Collaborate with chipset manufacturers, test equipment vendors as well as our in-house antenna and RFHW design teams to analyze wireless performance data and tackle the technical challenges it takes to deploy groundbreaking wireless features with impeccable quality.