JobsCPU Performance Engineer
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CPU Performance Engineer

Apple

Location

USA (Multiple Locations)

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·
👑 Elite Sponsor
·FY 2025

Job description

In this role at Apple, you will be central to a chip design effort, collaborating with various disciplines to ensure the rapid delivery of functional products to customers. The position focuses on architecting advanced CPU performance features and addressing performance bottlenecks in both hardware and software. You will develop performance simulators and tools while working closely with software and system teams to optimize critical workloads. This is an opportunity to contribute to groundbreaking Apple products through innovation and collaboration.

Requirements

  • Bachelor of Science or Engineering in Electrical Engineering, Computer Engineering, or Computer Science
  • 10+ years of relevant industry experience
  • Experience in CPU performance architecture, micro-architecture design, and performance analysis
  • Experience working in a performance modeling environment
  • Proficiency in C/C++
  • Proficiency in scripting languages including Perl and Python
  • Knowledge and experience with common performance benchmarks and workloads
  • Knowledge of OS internals and compiler technology is a plus

Responsibilities

  • Architect cutting-edge CPU performance features in collaboration with RTL and implementation teams
  • Identify and devise solutions for hardware and software performance bottlenecks
  • Develop advanced CPU performance simulator and associated infrastructure
  • Develop new performance exploration and correlation tools and processes
  • Collaborate with software and system teams to identify, profile, and optimize critical workloads for CPU performance and power
  • Correlate performance of RTL with CPU performance simulator

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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