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GPU Performance Modeling Engineer

Apple· Hardware
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Hybrid (San Diego, CA)$142.3k - $263.3kFull-timePosted 6mo ago

About the role

GPU performance modeling engineer responsible for developing cycle-approximate perf C/C++ models in collaboration with architects and designers, analyzing performance results, and supporting hardware bring-up and design iterations for Apple’s high-performance GPUs.

Responsibilities

  • Develop cycle-approximate perf C/C++ models in close collaboration with architects and designers
  • Analyze performance results and help propose architectural and micro-architectural changes
  • Support the hardware team during model and design performance bring-up
  • Collaborate with teams to understand the units being modeled (e.g., GPU schedulers, execution units, texture/pixel units, caches) and contribute to performance modeling infrastructure

Qualifications

  • BS degree and a minimum of 3 years relevant industry experience
  • Background in GPU, CPU, or SIMD architectures
  • Excellent C/C++ programming skills
  • Experience in hardware performance modeling, analysis, and debug
  • Ability to work well in a team under aggressive product schedules
  • Strong communication, influence, and negotiation skills
  • Experience writing performance models for GPU Schedulers, Execution Units, Texture/Pixel Units, or Caches
  • Experience with GPU APIs: OpenGL, OpenCL, DirectX, Metal
  • Expertise in core/shader micro-architecture, texture pipeline, caching, or memory subsystem design
  • Experience with scripting, Verilog/VHDL, design verification methodologies/tools is a plus

Skills

Required:C/C++ programmingPerformance modelingGPU architecture knowledgeCollaboration and communication
Nice to have:GPU APIs

Benefits

  • Comprehensive medical and dental coverage
  • Retirement benefits
  • Range of discounted products and free services
  • Educational expense reimbursement including tuition
  • Discretionary bonuses or commission payments and relocation may be eligible
  • Employee stock programs including RSU and Employee Stock Purchase Plan
Last updated Aug 28, 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.

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