CPU Performance Verification Engineer

2 days ago

Santa Clara, California, United States Apple Full time
Job Summary

As a Chip Performance Engineer at Apple, you will play a critical role in the development of high-performance chips. Your primary responsibility will be to verify the performance features of chip designs, collaborating closely with architects, RTL designers, and software developers. You will develop test plans, test infrastructure, and tools for performance tuning, correlation, and verification. Additionally, you will improve and maintain architectural performance models, develop tests in assembly, C/C++, or vectors, and debug performance issues on silicon.

Key Responsibilities
  • Verify performance features of chip designs and correlate with performance models
  • Work closely with software and application developers to identify performance bottlenecks and tune software
  • Develop test plans and test infrastructure/tools for performance tuning, correlation, and verification
  • Improve and maintain architectural performance models
  • Develop tests in assembly, C/C++, or vectors to debug and correlate RTL and performance model
  • Develop C or Verilog-based checkers for verifying performance features
  • Develop coverage monitors and analyze coverage to ensure all performance features are covered
  • Debug performance issues and conduct performance tuning on silicon
  • Benchmark, correlate, and compare CPU performance across silicon/OS/compiler versions
  • Present CPU performance results to multi-functional teams
Requirements
  • Knowledge of digital logic design, CPU architecture, and microarchitecture
  • Programming skills in assembly, C/C++, Verilog, System Verilog, or scripting
  • Experience in one or more of the following: performance modeling, processor verification, RTL design, developing performance test plans, writing/debugging assembly tests for performance correlation and verification, benchmark and workload analysis, CPU performance profiling
  • Knowledge of compiler techniques and OS for performance optimization
  • Knowledge in developing instruction profiling tools on silicon
  • Experience in silicon validation
  • Excellent team player with great communication and presentation skills and ability to work independently
Benefits

At Apple, you will have the opportunity to work on cutting-edge technology and collaborate with a talented team of engineers. You will also receive comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and reimbursement for certain educational expenses. Additionally, this role may be eligible for discretionary bonuses or commission payments as well as relocation.

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