5G/4G Cellular L2 Firmware Engineer

Join the Cellular and Connectivity Technologies team and be part of an elite team of engineers, working with multi-functional teams to drive innovation and develop products used by millions worldwide. We are looking for a highly reciprocal individual who can excel in a high-paced environment. Be ready to make something extraordinary when you come here. Dynamic, supporting 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.

Description

Apple's Cellular Software team is seeking talented, highly motivated Engineers to work across layers on groundbreaking cellular technologies. The position involves identifying, design and/or developing core cellular technologies that solves everyday problems for customers using iPhone, iPad, Watch and other wireless product lines. We are passionate about keeping our users connected 24/7 wherever they go. This team takes pride in not just coming up with proven software designs but also in disrupting traditional models of the cellular ecosystem. We do whatever it takes to bring user experience to the next level. Our members enjoy the flexibility to work on all aspects of Cellular Protocol software - Data Path, SIM, NAS, AS and iOS interfaces, to come up with the best possible solution for any given problem. Are you equally passionate about cellular technologies and have the dream to work on groundbreaking cellular technologies? Then we are looking for you. As part of this team you will impact iPhone user experience worldwide.","responsibilities":"Architect, design & document cellular L1 control and data plane software architecture

Drive requirements, design, development and commercialization throughout the product life cycle

Collaborate with cross functional teams to come up with the right interfaces between software and hardware to ensure right balance of power and performance

Assess iOS/ watchOS features and identify the impact/fit of 3GPP L1 control and data plane features to enhance end user experience

Review and propose innovative updates to cellular data plane standards

Preferred Qualifications

Obsessively passionate and inquisitive with a focus on solving everyday problems in innovative ways

Excellent communication and documentation skills

Knowledge of wireless/internet standards, including but not limited to 3GPP 5G-NR and LTE L1C control software and Data protocols (SDAP/PDCP/RLC/MAC) and their applications in end to end product design

Understanding of protocols such as TCP/UDP/IP/QUIC/RRC/NAS

Experience with silicon prototyping, emulation systems, and virtual platforms

Good understanding of Machine-learning algorithms

Bachelors/Master degree in Computer Science, Electrical Engineering, Wireless Communications or equivalent majors

Minimum Qualifications

Strong Software Engineering skills including design, programming (using C, C++), scripting (Python preferred, Perl) and debugging.

Very good understanding about Embedded Systems concepts

At Apple, we're not all the same. And that's our greatest strength. We draw on the differences in who we are, what we've experienced, and how we think. Because to create products that serve everyone, we believe in including everyone. Therefore, we are committed to treating all applicants fairly and equally. We will work with applicants to make any reasonable accommodations.