Apple

Apple

Posted via Apple Careers

CPU Clock Implementation Engineer

Always Hiring

Posted Aug 4, 2026

Role at a glance

Salary
$184.7K – $324.8K/yr
Location
Santa Clara, California, United States
Work arrangement
On-site
Employment
Full-time
Experience
10+ years of relevant industry experience
Education
Minimum BS

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Role Summary

AI-generated

The Apple Silicon Engineering Group is hiring a CPU Clock Implementation Engineer to work on CPU clock planning, design, implementation, and analysis. The role contributes to physical design and automation activities supporting Apple CPU and SoC development.

What You'll Do

  • Work on clock planning and build simulation models
  • Perform physical implementation of clock designs
  • Conduct clock analysis
  • Engage in physical design of blocks
  • Develop scripts to automate tasks and improve efficiency

Generated from the employer's posting. Verify important details before applying.

View full posting

Qualifications

Programming and scripting experience in Perl and TCL

Required

  • Programming and scripting experience in Perl and TCL

Preferred

  • Physical design, analysis, and verification experience on large processor and/or SoC designs
  • Knowledge of industry standards and practices in physical design, analysis, and physical verification
  • Experience developing and implementing clock specifications
  • Knowledge of low power design, physical construction, Spice, formal verification, physical verification, and DFM
  • Understanding of standard cell architecture, design, and characterization flows
  • Understanding of reliability aspects of clock cell design
  • Understanding of CMOS circuit design
  • Layout design background

Original job description

Content provided by the employer

Summary

Imagine what you could do here. At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, hard-working people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products! The same passion for innovation that goes into our products also applies to our practices strengthening our commitment to leave the world better than we found it. Join us to help deliver groundbreaking Apple products!

Apple’s Silicon Engineering Group (SEG) is hiring skilled engineers for CPU. As a CPU Clock Implementation Engineer, you will be driving the planning, design, implementation, and analysis of clock.

Description

As a CPU Clock Implementation Engineer, you will participate in the following:

• Work on clock planning, building simulation models, and physical implementation
• Work on clock analysis
• Engage on physical design of blocks
• Scripting to automate tasks and improve efficiency

Minimum Qualifications

Minimum BS and 10+ years of relevant industry experience
Programming and scripting experience in Perl and TCL

Preferred Qualifications

The ideal candidate will have physical design, analysis, and verification experience working on a large processor and/or SoC designs
Knowledge of industry standards and practices in physical design, analysis, and physical verification
Experience in developing and implementing clock specifications
Solid knowledge of low power design, physical construction, Spice, formal verification, physical verification, and DFM
Understanding of std cell architecture, design, and characterization flows
Understand reliability aspects of clock cell design
Experience understanding usage patterns and impact of std cells on high speed CPU design is a plus
Proven understanding of CMOS circuit design
Layout design background is a plus
Knowledge of extraction and STA methodology and tools
Knowledge of computer architecture
Strong communication skills
Ability to work well in a team, problem solver, and self-motivated

Pay & Benefits — Santa Clara, California, United States

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 $184,700 and $324,800, 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.

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.