Senior Wireless RF PHY Firmware Engineer

7 days ago

San Diego, California, United States Apple Full time
Job Title: Senior Wireless RF PHY Firmware Engineer

Are you passionate about developing cutting-edge wireless technology? Do you have a strong background in embedded firmware development and a keen interest in RF PHY systems?

About the Role

We are seeking a highly skilled Senior Wireless RF PHY Firmware Engineer to join our Wireless Connectivity Silicon team at Apple. As a key member of our team, you will be responsible for crafting and implementing embedded firmware for SoC bring up and wireless connectivity enablement.

Key Responsibilities
  • Work closely with product software and manufacturing teams to provide system-level API and firmware functionality to meet productization needs.
  • Develop SoC test and calibration capabilities for wafer, module, and system factories.
  • Collaborate with RF/Radio design, DVT, PHY, and System engineering teams to architect, define, and implement innovative algorithms, calibrations, and protocols.
  • Debug real-time systems with limited visibility, working hands-on with development boards and lab equipment.
  • Support pre-silicon validation efforts, including simulation, emulation, and FPGA prototyping.
  • Support post-silicon bring-up, validation, performance characterization, system integration, and debug.
Requirements
  • Strong background in embedded firmware development using C and assembly languages, familiarity with ARM CPUs and its internals.
  • Good understanding of embedded wireless communication systems, Radio and PHY fundamentals, and key RF performance metrics.
  • Familiarity with digital signal processing algorithms.
  • Experience with low-level hardware interfaces, register, and interrupt programming, bare-metal software development, clock, and power management.
  • Solid understanding of basic embedded concepts such as RTOS, concurrency, multi-processor systems.
  • Fluency in using lab equipment such as logic analyzers, oscilloscopes, network analyzers, spectrum analyzers, signal generators, power meters, etc.
  • Experience implementing diagnostics, manufacturing tests, and protocol compliance software.
  • Knowledgeable of industry standards for wireless communications such as Bluetooth, WLAN, Zigbee, UWB (is a plus).
  • Comfortable with at least one of the scripting languages such as Python, Perl, or Tcl.
  • Excellent communication skills – both written and oral.
  • Education & Experience: BS and 10+ years of relevant industry experience. MSEE and PhD is preferred.
What We Offer

At Apple, we offer a comprehensive compensation package, including base pay, discretionary bonuses, commission payments, and relocation assistance. Our employees also have the opportunity to become Apple shareholders through participation in our discretionary employee stock programs.

We provide a range of benefits, including comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and reimbursement for certain educational expenses – including tuition.

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.

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