Cellular Software Architect/Developer

Company: Apple Inc.
Location: Sunnyvale
Posted on: March 31, 2025

Job Description:

Sunnyvale, California, United States Software and ServicesDescriptionThis role requires critical expertise in multiple layers in cellular protocols, experience with UE and/or NW protocols development for various 3GPP technologies is essential. The candidate must demonstrate solid understanding of relevant protocol procedures and network interactions. The duties of this position will include design, develop, and maintain cellular protocol device side host test and network simulation environment. As a Test Base Station Architect/Developer, you will be responsible for design, implementation, integration and verification of a wireless test base station. You will need to understand the 4G/5G protocols functionality in the respective 3GPP releases and convert that into corresponding protocol implementation and interfaces in the Cellular network simulation systems.Minimum Qualifications

• Excellent knowledge on one or multiple cellular technologies: 5G NR SA/NSA, 4G LTE.
• Have depth of knowledge in 3GPP 4G/5G protocols (L1/L2/L3).
• Excellent software developing and debugging skills including design, programming (C, C++, script) and debugging.
• Bachelor or graduate degree in Electrical Engineering, Computer Engineering, Computer Science or equivalent degree.Preferred Qualifications
  • Strong experience in cellular protocol stack host test or simulation environment development.
  • Confirmed understanding of Implementing Test base-station and RAN/CN network emulators (Keysight, R&S, Anritsu, Anite etc).
  • Knowledge of 5G gNB DU/gNB CU, and F1 interface 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.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 $143,100 and $264,200, 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.Apple is an equal opportunity employer that is committed to inclusion and diversity. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant.
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Keywords: Apple Inc., Sunnyvale , Cellular Software Architect/Developer, IT / Software / Systems , Sunnyvale, California