JobsCPU Clock Implementation Engineer
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CPU Clock Implementation Engineer

Apple

Location

Santa Clara, CA

Type

Full-time

Posted

5/5/2026

Compensation

Not listed

Undergraduate with 5+ Years of Experience
Approval 98.9%·Filings 5,543·New hires 2,691·
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·FY 2025

Job description

The CPU Clock Implementation Engineer role at Apple involves driving the planning, design, implementation, and analysis of clock systems within the Silicon Engineering Group. This position requires a skilled engineer with a strong background in physical design and analysis, particularly in large processor or SoC designs. The ideal candidate will contribute to innovative projects that enhance Apple's hardware products. A commitment to teamwork and problem-solving is essential in this dynamic environment.

Requirements

  • Minimum BS degree and 10+ years of relevant industry experience
  • Programming and scripting experience in Perl and TCL
  • Experience in physical design, analysis, and verification of large processor and/or SoC designs
  • Knowledge of industry standards and practices in physical design, analysis, and physical verification
  • Solid knowledge of low power design, physical construction, Spice, formal verification, physical verification, and DFM
  • Understanding of std cell architecture, design, and characterization flows
  • Proven understanding of CMOS circuit design
  • Strong communication skills
  • Ability to work well in a team, be a problem solver, and be self-motivated

Responsibilities

  • Work on clock planning, building simulation models, and physical implementation
  • Conduct clock analysis
  • Engage in the physical design of blocks
  • Script to automate tasks and improve efficiency
  • Develop and implement clock specifications
  • Understand reliability aspects of clock cell design
  • Analyze usage patterns and the impact of std cells on high-speed CPU design

Benefits

  • Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.

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