Firmware Engineer for Wireless Technologies

2 weeks ago

Sunnyvale, California, United States Apple Full time
Overview

At Apple, we believe that innovative thinking and fresh insights can lead to remarkable products. Our success is driven by a highly skilled team that thrives in an environment fostering creativity, collaboration, and novel solutions to complex challenges. As a firmware engineer within the Wireless Connectivity Silicon Team, you will play a pivotal role in the design, development, and implementation of cutting-edge wireless silicon for a variety of Apple products. Your enthusiasm and commitment will contribute to the creation of groundbreaking silicon solutions.

Role Responsibilities

We are in search of talented, imaginative, and disciplined engineers to join our elite team, which significantly contributes to the development of new silicon for Apple's ecosystem. In this dynamic and collaborative environment, you will focus on:
  • Gaining a comprehensive understanding of components/modules within wireless communication systems, along with the calibration and impairment reduction techniques.
  • Creating methods and algorithms to mitigate hardware-induced impairments through calibration, cancellation, and other applicable techniques.
  • Designing PHY firmware architecture, including calibrations, real-time processing flows, and collaboration with RF hardware, microcode, and MAC layer.
  • Developing highly efficient designs that deliver exceptional performance while optimizing power and memory usage to meet stringent real-time latency requirements.
  • Troubleshooting real-time systems with limited visibility, utilizing development boards and lab equipment.
  • Collaborating with Radio, MAC, and Systems engineering teams to architect, define, and implement innovative algorithms, calibrations, and protocols.
  • Supporting pre-silicon validation efforts, including simulation, emulation, and FPGA prototyping.
  • Establishing SoC test and calibration capabilities for chip, module, and product factories.
  • Assisting in post-silicon bringup, validation, performance characterization, system integration, and debugging.
  • Continuously measuring and optimizing results using various test harnesses.
  • Automating calibration and verification processes.

Essential Qualifications
  • Extensive technical background in one or more of the following areas:
  • Hands-on experience and knowledge of wireless systems and protocols such as LTE/NR/WiFi/Bluetooth.
  • Exceptional problem-solving abilities to address technical challenges during design, development, and maintenance phases.
  • Strong embedded software fundamentals, including design and development flows, real-time constraints, concurrency, multi-processor systems, caching, and virtual memory.
  • Deep understanding of data structures, object-oriented design, and system architecture in an embedded context.
  • Robust software engineering skills, including design and development (using C, C++), scripting (Python), and debugging.
  • Familiarity with low-level hardware interfaces, register and interrupt programming, bare-metal software development, and clock and power management.
  • Experience with configuration management (GIT, Perforce) and release management, continuous integration, unit and regression testing.
  • Strong understanding of design strategies for maintainability, scalability, and code reuse.
  • Excellent communication skills, both written and verbal.
  • Highly organized, motivated, and passionate about achieving results.

Education & Experience

A Bachelor's degree with over three years of industry experience is required.

Additional Information

Compensation & Benefits
  • At Apple, base pay is just one part of our comprehensive compensation package, determined within a range that allows for growth and development within the role. The base pay range for this position is between $143,100 and $264,200, with actual pay depending on skills, qualifications, experience, and location.

    Apple employees have the opportunity to become shareholders through participation in Apple's discretionary employee stock programs, including restricted stock unit awards and discounted stock purchases through the Employee Stock Purchase Plan. Employees also receive benefits such as comprehensive medical and dental coverage, retirement benefits, discounts on products and services, and reimbursement for certain educational expenses related to career advancement. Additionally, this role may be eligible for discretionary bonuses or commission payments.

    Note: Apple’s benefits, compensation, and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

  • Apple is an equal opportunity employer 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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