Graphics (GPU) Architectural Modeling Engineer

Description

As a Performance Modeling Engineer you will be part of a team that is defining and optimizing Apple's GPU micro-architecture. With others you will seek out areas for improvement while collecting data and measurements that either confirm the idea or rule it out. You will collaborate with experienced designers in micro-architecture and RTL to assess the feasibility of ideas, refine ideas, and seed new ones.

The role requires the analysis of interesting workloads across existing and new product categories to identify bottlenecks and opportunities for improvement. You'll be architecting new simulator features and brainstorming novel ideas to boost simulation performance. You'll collaborate with world-class GPU and SoC Architects to steer and improve the implementation of GPU simulators and performance models used for research, performance analysis, and microarchitecture tuning. We also cross-collaborate as a larger architecture and performance team to maintain and improve the simulation environment and look for ways to boost the productivity of the entire team .

In this position you will be expected to:

- C++ performance modeling of proposed architectural solutions and features.

- Gathering, analyzing, and validating measured and simulated results to compare architectural design alternatives.

- Carefully analyze and present results to enable data specific architecture/design.

- Writing architectural specification documents in collaboration with engineers across different disciplines.

- Work with the multi-functional teams to develop architectural solutions.

- Improve Apple's modeling platform by developing APIs, tools, and optimal standard examples that can be used throughout the company.

Preferred Qualifications

Familiarity with a range of performance and/or power simulation environments

Strong coding skills including object-oriented programming with C & C++

Strong understanding of common data structures and algorithms

Knowledgeable in software design patterns

Knowledge of scripting languages such as Perl, Python, or Ruby

You should have strong knowledge of computer architecture & micro-architecture

Be comfortable in an environment of uncertainty and able to work through ambiguities

You will need strong communication, influence and negotiation skills to enable right data driven decisions are taken

Experience in C++ programming.

Experience with C++ modeling of Computer Architectures.

Experience with scripting languages Python, Ruby, or Perl.

Minimum Qualifications

Minimum of BS + 3 years of relevant experience.

Pay & Benefits

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple's discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple's Employee Stock Purchase Plan. You'll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Client-provided location(s): Austin, TX

Job ID: apple-200670552-0157

Employment Type: OTHER

Posted: 2026-07-05T19:25:40