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
H-1B FY202699.0% approval+30% YoY
👑 Elite sponsor

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 strong background in physical design and analysis, particularly in large processor and SoC designs. The ideal candidate will bring expertise in scripting and automation to enhance efficiency. This role is pivotal in ensuring the reliability and performance of clock cell designs in high-speed CPU architectures.

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 understanding of low power design, physical construction, and Spice
  • Proven understanding of CMOS circuit design
  • Strong communication skills
  • Ability to work well in a team and be self-motivated

Responsibilities

  • Work on clock planning and building simulation models
  • Engage in physical design of blocks
  • Conduct clock analysis
  • Automate tasks and improve efficiency through scripting
  • Develop and implement clock specifications
  • Understand reliability aspects of clock cell design
  • Analyze usage patterns and the impact of standard 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.

H-1B filing history

Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026

Filing entity: Apple Inc

As of Aug 23, 2026

Initial approvals

1,065

FY2026

Approval rate

99.0%

FY2026

LCA certified

9,221

FY2026

Entry-level share

5.6%

FY2026

Initial approvals YoY

+30%

Trend

LCA certified YoY

-35%

Trend

Initial approvals by fiscal year

Approval rate by fiscal year

Continuing vs initial approvals

LCA certified positions by quarter

LCA certified positions by fiscal year

Based on public USCIS and DOL filings; not a sponsorship guarantee.

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