• 5 plus year of software/firmware engineering skills including development, debugging and testing is required
• Analyzing logs and resolving issues working with cross functional teams
• Good understanding of OS concepts (heap/stack/threads/mutex/memory/scheduling) is necessary
• Experience in development of tools for verification/analysis of a product is a plus
• Understanding of protocols such as (TCP/UDP/IP/IPC/QUIC/RRC/NAS) is a plus
• 3GPP data protocols (SDAP/PDCP/RLC/MAC) or PHY/RF SW/FW and their applications in end to end product design is a plus
• Experience with silicon prototyping, emulation systems, and virtual platforms is a plus
• Experience in software/firmware performance optimization on ARM based platform is a plus

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. Our members work on cellular protocol stack, specifically on critical data plane, to come up with the best possible solution for any given problem. As part of this team you will impact iPhone user experience worldwide. In this role you will be a key member of the Cellular Data Plane Software team with following responsibilities: Architect, design & document cellular data plane 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, firmware and hardware to ensure right balance of power and performance Assess iOS/ watchOS features and identify the impact/fit of 3GPP data plane features to improve end user experience and propose innovative updates to cellular data plane standards.

Bachelors/Masters in Computer Science, Electrical Engineering, Electronics Engineering, Wireless Communications or equivalent.

• 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 $115,000 and $217,500, 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.