Cellular RF Receiver Algorithms Systems Engineer

Apple • Sunnyvale, CA

2d

About The Position

Apple’s RF System Engineering team is seeking a motivated and dedicated expert
to define the next generation of Cellular RF Receiver architectures. In this
role, you will architect and deliver groundbreaking wireless solutions for
future Apple products, working on today's 5G New Radio and blazing the path to
6G. You will have a unique opportunity to develop the core technologies that
enable an outstanding wireless experience for millions of customers worldwide.

In this role, you will drive the control architecture and algorithms for the RF
receiver, collaborating across systems engineering, RF circuit design, digital
implementation, platform architecture, software engineering, and production
teams to define and deliver solutions that push the boundaries of performance,
quality, and implementation efficiency.

Requirements

• BSEE required.
• Understanding of Cellular Radio/3GPP Standards (UMTS, LTE, 5G NR FR1/2) and familiarity with emerging 6G research directions.
• Knowledge of RF receiver architectures from antenna to analog/digital base band processing including a comprehensive understanding of RF circuit impairments and their impact on system performance.
• Good overview of cellular system use cases and RF/baseband interactions and procedures.
• Proficiency in hardware/software co-design and a comprehensive grasp of the trade-offs inherent in digital hardware and software/firmware implementations.
• Expert-level proficiency in Python or C++ is required.
• Experience applying Artificial Intelligence (AI) or Machine Learning (ML) to improve multi-objective optimizations and accelerate engineering workflows.
• Excellent analytical and problem-solving skills, with the ability to collaborate effectively in a global, multi-disciplinary team.

Nice To Haves

• Expertise in microcontroller architectures used for real time operation and how to program them.
• Proficiency in AI/ML native applications, with experience utilizing tools such as TensorFlow or PyTorch.
• Knowledge of cellular modem architectures including their associated concepts and algorithms.
• PhD degree with education focus in RF, especially on cellular receiver architectures.
• System Engineering experience with a deep background in DSP for wireless communication systems.
• Experience in refining from abstract definition towards bit true reference models.
• Proficiency in mathematical modeling and analysis, with the ability to build abstract system models leveraging control theory for understanding and designing control and closed-loop feedback systems, optimization theory for multi-objective trade-space analysis and statistical methods for performance modeling under uncertainty.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees