Cellular Software Architect/Developer - Wireless Technologies & Ecosystems

The people here at Apple don’t just build products— they craft the kind of wonder that has revolutionized entire industries. It’s the diversity of those people and their ideas that inspires the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Imagine what you could do here. Join Apple, and help us leave the world better than we found it. A job at Apple is unlike any other you’ve had. You will be challenged. You will be inspired. And you’ll be proud! At Apple, great ideas have a way of becoming great products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Join the Wireless Technologies and Ecosystems organization and be part of an outstanding team of engineers, working with cross-functional teams to drive innovation and develop products used by millions worldwide. We are looking for a highly collaborative individual who can excel in a fast-paced environment. Be ready to make something extraordinary when you come here. Dynamic, encouraging people and innovative, industry-defining technologies are the norm at Apple. The people who work here have reinvented and defined entire industries with our products and services. The same real passion for innovation also applies to our business practices - strengthening our dedication to leave the world better than we found it. You should join Apple if you want to help deliver the next amazing Apple product.

This role requires critical expertise in multiple layers of cellular protocols. Experience with UE and/or network protocol development for 4G/5G technologies is essential. The candidate must demonstrate a solid understanding of relevant protocol procedures and network interactions. The duties of this position will include designing, developing, and maintaining network simulations. The candidate will need to understand the 4G/5G protocol functionality in the respective 3GPP releases and convert that knowledge into corresponding protocol implementations and interfaces in the cellular network simulation system domain.

Minimum Qualifications

Bachelor’s or graduate degree in Electrical Engineering, Computer Engineering, Computer Science or equivalent degree.
Excellent knowledge of 4G/5G protocol stack and procedures, especially in RRC, MAC, and PHY layers.
Working knowledge of implementing test basestation and RAN/CN network emulators (Keysight, R&S, Anritsu, Anite, etc.).
Excellent software development and debugging skills, including design, programming (C, C++, scripting).

Preferred Qualifications

Strong experience in shell scripting and Python.
Strong experience in cellular protocol stack host test or simulation environment development is key.
Experience in test case scripting and debugging regression test suites conforming to relevant ETSI/3GPP protocol technical specifications is a big plus.
GenAI design and coding experience is a plus.
Standard software development & tool environments is a plus.
Highly motivated and self-directed, fast learner, a good team player.
Excellent verbal and written communication skills.