Power Integrity Engineer

San Diego, California, United States$122,700 - $214,3003+ years

Do you like to work on groundbreaking technologies that enable amazing new products? Do you have the attention for details and love for precision to work towards an outstanding result? We are looking for a dedicated and passionate SoC Power Integrity Engineer to join our team in Hardware Technology Group. In this role, you will be responsible for the development, implementation, and verification of Power Integrity solutions for SoCs used in Apple devices (iPhone/iPad/Mac etc.). You will work with cross-functional teams to define off-die droop budgets, design and implement an end-to-end power delivery network (PDN) solution throughout PMU/PCB/PKG/Interposer/Die, and verify the quality of the power integrity using lab measurements.

• Power delivery modeling, simulation, and characterization for die, interposer, package, board, and Voltage Regulator. • Close collaboration with multi-functional teams to design end-to-end power delivery systems for both current and future generations. • Definition of the PDN architecture and design solution space for the target system • Broad responsibility on all SoC droop related topics, including on-die inrush, off-die droop budget, PDN sign-off, noise coupling analysis, voltage guard band, active droop mitigation etc.

Conduct end-to-end simulation studies including modeling of die/interposer/PKG/PCB/PMU, to meet stringent impedance and voltage droop spec.
Provide implementation guidelines and feedbacks to silicon, package, system design and other cross-functional teams.
Perform feasibility study for silicon floorplan, advanced droop mitigation schemes, voltage regulator modeling and tuning, system mockup design etc.
Perform model to hardware correlation on component and product/system level.

BS and 3+ years of relevant industry experience.

M.S and or Ph.D. with academic background in Power/Signal Integrity, Analog Circuit Design or Electromagnetism.
Proficiency in Python coding, AI/ML assisted automation experience.
Experience in PI/SI methodology development, PDN modeling from system to die, and lab correlation/validation.
Experience in design and analysis of product power supply solution.
Understanding of power supply architecture covering voltage regulator technologies, PCB and package design trends and trade-offs, and chip supply design including low-power design methodologies.
Deep understanding of Voltage Regulator design principles and electrical performance in the system environment.
Good knowledge in 3D/2D EM simulation tools, electromagnetic and transmission line theory.
Familiar with lab equipment including but not limited to VNA, real-time scope, spectrum analyzer.
Ability to work and communicate efficiently in a multi-functional team.

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 $122,700 and $214,300, 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 seek to promote 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

At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here — in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong.

Learn about accessibility in Apple’s workplace

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Apple accepts applications to this posting on an ongoing basis.

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