CPU Processor Performance Verification Engineer

Role Number: 200619509-3760 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 the next groundbreaking Apple this highly visible role, you will be at the center of a chip design effort collaborating with all subject areas, with a critical impact on getting functional products to millions of customers quickly. You will be responsible for silicon performance verification, correlation, characterization and tuning for CPUs. The role involves pre-silicon performance verification as well as developing tests to characterize CPU performance, analyzing and profiling software/applications, correlating and comparing performance across silicon/system software version, and working with OS and compiler teams on performance debug and tuning. Description As a CPU Processor Performance Verification Engineer owning the verification of a certain area of performance features in a chip design, you will have responsibilities as follows:u2022 Work closely with architects and RTL designers on verifying the performance features of the design and correlating with performance models (both pre-silicon and post-silicon)u2022 Work closely with software and application developers on identifying performance bottlenecks and tuning the softwareu2022 Develop test plans and test infrastructure/tools for performance tuning, correlation, and verificationu2022 Improve and maintain the architectural performance modelsu2022 Develop tests in assembly, C/C++, or vectors to debug and correlate the RTL and performance modelu2022 Develop C or Verilog-based checkers for verifying the performance featuresu2022 Develop coverage monitors and analyze coverage to ensure all performance features are coveredu2022 Debug performance issues and conduct performance tuning on siliconu2022 Benchmark, correlate and compare CPU performance across silicon/OS/compiler versionsu2022 Present CPU performance results to multi-functional teamsu2022 Work closely with OS and compiler teams on system and application performance tuning Minimum Qualifications + Minimum BS and 10+ years of relevant industry experience + Performance modeling, processor verification, or RTL design experience + Experience in digital logic design, CPU architecture, and microarchitecture + Experience in developing performance test plans and writing/debugging assembly tests for performance correlation and verification + Programming skills in assembly, C/C++, Verilog, System Verilog, or scripting Preferred Qualifications + Experience in benchmark and workload analysis and CPU performance profiling + Knowledge of compiler techniques and OS for performance optimization + Knowledge in developing instruction profiling tools on silicon + Experience in performance modeling for advanced CPU designs + Experience in silicon validation + Ability to work across teams to optimize silicon performance + Should be a great teammate with excellent communication and presentation skills and able to work independently on the owned unit Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant (.

Created: 2025-12-05