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Power Integrity Engineer

Apple· Hardware
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Hybrid (San Francisco Bay Area, CA)$129.3k - $225.3kFull-timePosted 5mo ago

About the role

SoC Power Integrity Engineer responsible for development, implementation, and verification of Power Integrity solutions for Apple SoCs across PMU/PCB/PKG/Interposer/Die, with end-to-end PDN design, modeling, lab verification, and cross-functional collaboration.

Responsibilities

  • Power delivery modeling, simulation, and characterization for die, interposer, package, board, and Voltage Regulator
  • Collaborate with multi-functional teams to design end-to-end power delivery systems for current and future generations
  • Define PDN architecture and design solution space for the target system
  • Address all SoC droop topics including on-die inrush, off-die droop budget, PDN sign-off, noise coupling analysis, voltage guard band, active droop mitigation
  • Conduct end-to-end simulation studies including modeling of die/interposer/PKG/PCB/PMU to meet impedance and voltage droop specs
  • Provide implementation guidelines and feedback to silicon, package, and system design teams
  • Perform feasibility studies for silicon floorplan, advanced droop mitigation, voltage regulator modeling and tuning, system mockups
  • Perform model-to-hardware correlation on component and product/system levels
  • BS and 3+ years of relevant industry experience
  • MS and/or PhD preferred with background in Power/Signal Integrity, Analog Circuit Design or Electromagnetism
  • Proficiency in Python and AI/ML-assisted automation
  • Experience in PI/SI methodology development, PDN modeling from system to die, and lab correlation/validation
  • Experience designing and analyzing product power supply solutions
  • Understanding of power supply architecture including VR technologies, PCB/Package design trends, and chip supply design including low-power methodologies
  • Deep understanding of voltage regulator design principles and electrical performance in system environments
  • Knowledge of 3D/2D EM simulation, EM and transmission line theory
  • Familiarity with lab equipment such as VNA, real-time oscilloscope, spectrum analyzer
  • Ability to work and communicate effectively in a multi-functional team

Qualifications

  • BS in a related field with 3+ years of industry experience or MS/PhD preferred
  • Proficiency in Python; AI/ML-assisted automation experience
  • Experience with PI/SI methodology, PDN modeling from system to die, lab correlation/validation
  • Experience in design and analysis of product power supply solutions
  • Understanding of VR architectures, PCB/package design trends, and low-power design methodologies
  • Strong understanding of voltage regulator design principles and system-level electrical performance
  • Knowledge of 3D/2D EM simulation tools and related theory
  • Familiarity with lab equipment (VNA, oscilloscope, spectrum analyzer)
  • Strong communication skills and cross-functional collaboration

Skills

Required:Power delivery modeling and simulationPDN architecture designDroop mitigationMulti-disciplinary collaborationPython

Benefits

  • Comprehensive medical and dental coverage
  • Retirement benefits
  • Discounted products and free services
  • Education reimbursement including tuition
  • Potential discretionary bonuses or commissions and relocation assistance
Last updated Jul 3, 2026. Interested? Apply on the company site.

About Apple

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

AirPods Max 2Apple ArcadeApple CardApple Fitness+Apple MusicApple TVApple TV+Apple Watch Series 11
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