Apple

Apple

Posted via Apple Careers

Cellular Protocol Development Engineer

Always Hiring

Posted Oct 27, 2026

Role at a glance

Salary
$109.5K – $184.8K/yr
Location
San Diego Metro Area, California, United States

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Role Summary

AI-generated

Apple's Cellular Software team is seeking engineers to work across layers of cellular protocol software, including SIM, NAS, AS and iOS interfaces, on technologies used in iPhone, iPad, Watch and other wireless products. The role involves identifying and developing core cellular technologies to improve user connectivity and experience.

What You'll Do

  • Demonstrate a proven understanding of key cellular protocol procedures and network interactions.
  • Design, develop, and maintain cellular protocol device side host test and network simulation environments.

Generated from the employer's posting. Verify important details before applying.

View full posting

Qualifications

A master's degree in electrical engineering, computer engineering, or computer science (or equivalent) with critical expertise in cellular protocols.

Required

  • Masters degree in Electrical Engineering, Computer Engineering, Computer Science or equivalent degree
  • Critical expertise in multiple layers in cellular protocols
  • Proven understanding of key Cellular protocol procedures and network interactions

Preferred

  • Masters degree in Electrical Engineering
  • Experience with UE and/or NW protocols development for various 3GPP technologies
  • Excellent problem solving, critical thinking, and communication skills
  • Experience in cellular protocols or wireless software development
  • Experience in Non Access Stratum

Original job description

Content provided by the employer

Summary

Join the Wireless Technologies and Ecosystems (WTE) organization and be part of a best-in-class 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, 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.

Description

Apple’s Cellular Software team is seeking talented, highly motivated and disciplined engineers to work across layers on groundbreaking cellular technologies. The position involves identifying 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 - 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. This role requires critical expertise in multiple layers in cellular protocols, experience with UE and/or NW protocols development for various 3GPP technologies is important.

Responsibilities

Candidate must demonstrate proven understanding of key Cellular protocol procedures and network interactions.
Duties of this position will include design, develop, and maintain cellular protocol device side host test and network simulation environment.

Minimum Qualifications

Masters degree in Electrical Engineering, Computer Engineering, Computer Science or equivalent degree

Preferred Qualifications

Masters degree in Electrical Engineering
Excellent problem solving, critical thinking, and communication skills
Experience in cellular protocols or wireless software development is a plus
Experience in Non Access Stratum is a strong plus

Pay & Benefits — San Diego Metro Area, California, United States

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $109,533 and $184,800 annualized, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

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

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.