CPU Implementation Silicon Correlation Engineer
AppleCPU Implementation Silicon Correlation Engineer
AppleLocation
Santa Clara, CA
Type
Full-time
Posted
5/5/2026
Compensation
Not listed
Job description
The CPU Implementation Silicon Correlation Engineer role at Apple focuses on ensuring that pre-silicon design targets are achievable in silicon. This position involves analyzing both pre-silicon and post-silicon data to validate CPU performance and efficiency. The engineer will collaborate with various teams to evaluate design methodologies and debug issues. A strong background in chip design and data analysis is essential for success in this role.
Requirements
- Minimum BS degree and 10+ years of relevant industry experience
- Experience with a chip tapeout of a custom or PnR block
- Experience with Static Timing Analysis (STA)
- Experience running spice simulations and analysis
- Experience with data parsing, analysis, and representation/plotting skills
- Chip design experience including experience in CPU design
- Good understanding of standard cell architecture and design
- Working knowledge of device technology and spice models
- Familiarity with ATPG pattern framework
- Awareness of PNR tool flows
- Language proficiency in TCL, Perl, and Python
- Ability to work with cross-functional teams spanning pre-silicon design, technology and post-silicon debug
Responsibilities
- Obtain process-related silicon measurement data from product and technology teams
- Analyze pre-silicon timing runs to comprehend margins and relate them to measured silicon parameters
- Work with post-silicon teams in evaluating the ROI of design and methodology features
- Analyze post-silicon speed debug data to help identify and root cause failing paths
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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