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Apple Wireless PHY System Bringup Engineer United States, California, Sunnyvale 983433048
14.04.2025
In this individual technical contributor role, you will be responsible for the pre- and post-silicon bringup of key PHY and radio system for state-of-the-art wireless SOC products. Your responsibilities will include:Transmit and receive chain bringup, tuning, and debug; optimizing PHY and calibration algorithms such as TPC, AGC, TSSI, RSSI, interference mitigation and others. You will collaborate closely with other PHY systems and algorithm engineers as well as MAC, Radio, and digital circuit designers. You will develop chip control drivers and reference implementations in the bringup environment and working closely with firmware engineers to integrate these algorithms into the firmware. You will also guide and assist the characterization team in identifying and resolving reported issues.
- BS and 10+ years of relevant experience.
- Experience, knowledge and skills on wireless system design, integration, bring up, characterization and debug of wireless communication systems, ideally on an SOC.
- Proficiency in wireless transceivers, RF front-end architectures and performance tradeoffs.
- Proficiency in system-level parametrics, such as EVM and Sensitivity, and impairment mitigation
- Understanding of communication theory and signal processing related algorithms (such as timing recovery, signal estimation and detection, automatic gain control, RF impairment estimation and correction, channel estimation, equalization)
- Proficiency using and understanding of the theory of operation of lab equipment (spectrum analyzer, signal generator, power meter.
- Experience with at least one of Matlab, Python, Shell scripting and/or C/C++ is required.
- Experience with automation infrastructure development (traceability, repeatability) and related tools (GIT, CI, database, reporting tools)
- Knowledge in existing wireless communication protocols: 802.11a/b/g/n/ac/ax/be, LTE/WCDMA/GSM, or 802.11ad/ay.
- Preferred advanced degrees MS or Ph.D in Electrical Engineer or Computer Engineering
Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.
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