Wireless Technologies Architect

2 weeks ago


San Diego, California, United States Apple Full time
Role Overview

At Apple, we're revolutionizing entire industries with our innovative products and services. As a member of our Wireless Technologies and Ecosystems organization, you'll be part of an outstanding team of engineers driving innovation and developing products used by millions worldwide.

Key Responsibilities
  • Design, develop, and maintain cellular protocol device side host test and network simulation environment.
  • Responsible for the architecture, design, and development of test base station with a focus on integration of different protocol layer implementations.
  • Participate in HW bring-up, performance characterization, and optimization.
  • Create technical design documents and source material for user documentation.
Requirements
  • Experience in building complex wireless systems and simulations.
  • In-depth knowledge in 4G LTE/5G NR Cellular Network Architecture.
  • Excellent software developing and debugging skills, including design, programming (C, C++, script), and debugging.
  • Depth of knowledge in 3GPP 4G/5G protocols (L1/L2/L3).
  • Experience with 4G/5G physical layer standards and software-defined radios (SDR).
  • Excellent knowledge on one or multiple cellular technologies: 4G LTE, 5G NR SA/NSA.
  • System integration and validation experience of 4G LTE/5G-NR RAN (RRC, SDAP, PDCP, RLC, MAC & PHY) functions for both control plane and user plane based on 3GPP standards.
  • Understanding of ORAN split functions architecture and front-haul standards.
  • Working knowledge of implementing test base station and RAN/CN network emulators (Keysight, R&S, Anritsu, Anite, etc).
  • Strong experience in cellular protocol stack host test or simulation environment development is key.
What We Offer

At Apple, we offer a comprehensive compensation package, including base pay, discretionary bonuses, commission payments, and relocation assistance. Our benefits include comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and reimbursement for certain educational expenses. Apple is an equal opportunity employer committed to inclusion and diversity.



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