Summary
Posted: Mar 7, 2025
Role Number:200594181
Apple's Cellular Software team is seeking hard-working, highly motivated and principled engineers to work across layers on groundbreaking cellular technologies. The position involves developing and integrating 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 confirmed software designs but also in disrupting traditional models of the cellular ecosystem. We go above and beyond to bring user experience to the next level.
Description
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Design, implement, verify and integrate Cellular Layer 1 control firmware for an innovative mobile wireless communications system. Develop key scheduling and control algorithms, while meeting deadlines, and optimizing code for cycle, latency, and energy efficiency. Collaborate with global teams and colleagues to optimize solutions. Collaborate with other firmware and software designers to define collaborate with RF, physical layer, MAC/RRC, and other required processor subsystems. Analyze system wide issues, identifying patterns from the reported issues, finding root causes
Minimum Qualifications
- Bachelors of Science or equivalent experience in Electrical Engineering or Computer Science with 10+ years of relevant proven experience
- In-depth hands-on experience with real-time, embedded cellular 3G/4G/5G PHY L1 Software/Firmware
- Strong understanding of software engineering principles using C and/or C++, Real Time Operating Systems (RTOS) and concurrent programming.
- Excellent debugging and troubleshooting skills with hands-on experience in the analysis of system wide issues
Preferred Qualifications
- Familiar with 4G/5G procedures such as RACH, CDRX, RF Control, SAR and RF Power control, Measurements, time tracking and maintenance, MAC Timers.
- Solid understanding of embedded real-time control, communications, information theory, estimation, adaptive filtering, control loops; DSP, communication and RF topics a plus.
- Solid understanding of computer architecture with particular emphasis on the HW/SW interfaces of high-speed communication subsystems.
- Experience with emulation systems, and virtual platforms.
- Experience in SW verification and HW validation utilizing scripting and/or automation frameworks with strong experience debugging embedded software systems using system simulators.
- Demonstrates comfort with pushing beyond the status quo.
- Builds positive relationships within the organization to exchange ideas, resources, and know-how
Pay & Benefits
- 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 $135,400 and $250,600, 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.
More
- 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.