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GPU Performance Engineer, Platform Architecture

Apple· Hardware
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Hybrid (Cambridge, MA; Austin, TX; Cupertino, CA; San Diego, CA)$134.7k - $203kFull-timePosted 5mo ago

About the role

Engineer role on the Platform Architecture GPU Modeling Team at Apple, focusing on developing and tuning high-performance GPU simulators for next-generation GPUs across iPhone, iPad, and Mac. Collaborative, highly visible position influencing hardware/software features, performance analysis, and architectural tuning.

Responsibilities

  • Coding and debugging a performance and functional model of the GPU in C++
  • Implementing modern hardware features (e.g., machine learning for AI, ray tracing, mesh shading)
  • Working with architecture, design and software partners on definition and tuning of future GPU architectures
  • Ensuring model accuracy, feature validation and correlation against other models and RTL
  • Developing and utilizing tools to analyze large data generated by the models
  • Collaborating with architects, modeling engineers, compiler engineers, and software teams to assess feasibility of new features, run performance experiments, analyze results, and propose architectural changes

Qualifications

  • Bachelor’s degree
  • Experience writing and debugging C++ code
  • Experience with scripting languages such as Python or Ruby
  • 3+ years of experience modeling GPUs, CPUs, or similar
  • MS or PhD degree in related field
  • Experience coding components such as processing cores, texturing units, caches, memory hierarchies, etc.
  • Understanding of GPU/CPU architectures
  • Experience debugging performance issues and correlating multiple models
  • Understanding of data analysis tools such as Tableau, pandas, Excel, matplotlib, etc.
  • Experience working with cutting edge machine learning and/or graphics applications/games/benchmarks
  • Troubleshooting skills

Skills

Required:C++ programmingScriptingGPU/CPU architecture knowledgePerformance debugging
Nice to have:Data analysis tools

Benefits

  • Comprehensive medical and dental coverage
  • retirement benefits
  • range of discounted products and free services
  • education reimbursement including tuition
  • discretionary bonuses or commission payments (role may be eligible)
  • relocation assistance may be available
  • Apple employee stock programs including RSUs and Employee Stock Purchase Plan
Last updated Oct 16, 2026. Interested? Apply on the company site.

About Apple

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

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