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Graphics (GPU) Design Verification Engineer

Apple Austin, Texas, United States

onsite
Posted Feb 17, 2026

Role & seniority: Verification Engineer (GPU Shader Core team, Silicon Engineering) — mid-tier level; emphasis on verifying and modeling GPU microarchitectures.

Stack/tools: UVM-based verification test benches; Object-oriented functional models; C++ (OO languages); Verilog or other HDLs; HDL simulators and waveform viewers (e.g., IES, VCS, DVE, Verdi); scripting languages (Python, Ruby, Perl).

Top 3 responsibilities

  • Modify/maintain UVM-based verification test benches and environments; develop constrained random test suites.

  • Create/modify object-oriented functional models of the underlying design; run simulations and debug design/test issues.

  • Develop and analyze functional coverage; improve test environments to close coverage holes; collaborate with GPU µArch & Design teams to clarify features and improve specifications.

Must-have skills

  • BS in engineering or computer science with computer architecture coursework.

  • Experience with C++ (or other OO language) and Verilog or other HDLs.

  • Ability to read/understand complex logic designs and test environments; strong debugging skills.

Nice-to-haves

  • MS in computer architecture with superscalar/OOO coursework.

  • Familiarity with GPU/SIMD architectures; UVM/OVM; Python/Ruby/Perl; HDL simulators and waveform viewers.

  • Attention to detail, experience with sign-off/checklists/reviews; strong communication and quick learner.

Location & work type: Location not specified; full-time role.

Full Description

Imagine what you could do here. At Apple, new insights 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, resourceful 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 dedication to leave the world better than we found it. As part of our Silicon Engineering group and a member of the GPU Shader Core team, you will develop power efficient, high-performance graphics processor microarchitectures targeted for low power mobile devices and high-performance personal computers that are used by millions of people every day. Do you want to join us in these pursuits? Join us to help deliver the next groundbreaking Apple products!

DESCRIPTION

Members of our team work with multiple disciplines to define, verify, and deliver cutting-edge features for the Unified Shader Core (USC) – the central,

fully programmable hub of Apple's world-class GPUs. In this role you will: - Modify and maintain UVM-based verification test bench components and environments - Modify and maintain Object-oriented functional models of the underlying design - Develop comprehensive constrained random test suites - Run simulations and debug design and test environment issues - Create & analyze functional coverage, enhance the test environment to target coverage holes - Work with GPU µArch & Design teams to clarify features and improve design specifications

MINIMUM QUALIFICATIONS

BS in an engineering or computer science field with coursework in Computer Architecture Experience with C++ or a similar Object Oriented programming language Experience with Verilog or other HDLs

PREFERRED QUALIFICATIONS

MS with Advanced Computer Architecture coursework covering superscalar or OOO execution Familiarity with GPU or SIMD architectures Familiarity with verification methodologies like UVM/OVM Familiarity with scripting languages such as Python, Ruby, or Perl Experience debugging highly complex logic designs or Object Oriented software Experience with HDL simulators and waveform viewers (IES, VCS, DVE, Verdi, etc.) Attention to detail in strict completeness of specifications, sign-off checklists, and reviews Excellent communication skills and ability to learn

UVMObject-Oriented ProgrammingC++VerilogHDLConstrained Random Test SuitesSimulationDebuggingFunctional CoverageGPU MicroarchitectureShader CorePythonRubyPerlIESVCSmulti-location

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