Apple

Apple

Posted via Apple Careers

GPU Physical Design Engineer, STA/Timing

Always Hiring

Posted Aug 4, 2026

Role at a glance

Salary
Not Disclosed
Location
Austin, Texas, United States
Work arrangement
On-site
Employment
Internship
Experience
Experience or coursework in one or more of the following areas: physical design, synthesis, DFT or clocking.
Education
Bachelor's

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Role Summary

AI-generated

This role in Apple’s Silicon Engineering group focuses on timing closure for complex GPU designs used in Apple products. The position collaborates across architecture, RTL, synthesis, clocking, DFT, physical design, CAD, vendors, and post-silicon engineering from concept through tapeout and post-silicon validation.

What You'll Do

  • Interact with RTL and architecture teams to understand physical design constraints related to timing and provide them to backend design...
  • Partner with Synthesis and Physical Design teams to implement designs optimized for power, performance, and timing.
  • Set up DFT modes and ensure test features are properly timed.
  • Assemble the top-level design for STA and review logs and reports for accurate analysis.
  • Create and maintain scripts and automation for STA reports, run ECO flows, and work with teams on timing closure.
  • Support tapeout by running signoff checks and work with CAD and vendors to improve analysis flows.

Generated from the employer's posting. Verify important details before applying.

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Qualifications

Bachelor’s degree in Computer Science or Computer Engineering; experience or coursework in physical design, synthesis, DFT, clocking, digital logic design, RTL, DV, CMOS transistor logics, or VLSI concepts; experience with scripting languages such as TCL, Python, Perl, or shell scripting.

Required

  • Bachelors degree in Computer Science or Computer Engineering
  • Experience or coursework in physical design, synthesis, DFT or clocking
  • Experience or coursework with digital logic design, RTL, DV (testing), CMOS transistor logics or VLSI concepts
  • Experience with scripting languages such as TCL, Python, Perl, shell scripting, etc.

Preferred

  • Masters degree
  • An internship or prior work experience in timing closure or physical design
  • Experience working with EDA tools and exposure to their APIs
  • Exposure to advanced concepts like XALK, POCVM, ETMs etc.
  • Experience in analysis of large volume data, identifying and driving timing fixes, generate ECOs etc.

Original job description

Content provided by the employer

Summary

Do you love creating elegant solutions to sophisticated challenges? As part of our Silicon Engineering group, you’ll help design and manufacture our next-generation, high-performance, power-efficient processors! You’ll ensure Apple products and services can seamlessly and efficiently handle the tasks that make them beloved by millions. In this job, you will be responsible for timing closure of highly complex GPU designs that go in every Apple product and will have amazing opportunities to set new standards for the next generation GPU designs. You will gain exposure to different aspects of product development, from concept to post silicon validation! You will collaborate with a variety of fields including Architecture, RTL, Synthesis, Clocking, DFT, Physical design and Post silicon engineering to ensure the best design practices are followed for a smooth timing convergence.

Description

In this role you will:

- Interact with RTL, architecture teams to understand physical design constraints related to timing and be the central point of contact to provide these to backend design flows.

- Partner with Synthesis and Physical Design teams to implement the best design optimized for power, performance and timing.

- Setting up all DFT modes and making sure all test features are properly timed.

- Assemble the top level design for STA ensuring accurate analysis by reviewing all the logs and reports.

- Create and maintain scripts and automation to ensure high quality STA reports and work with other teams for timing closure.

- Run ECO flows on the design and responsible for close timing.

- Support tapeout activities by running a full suite of signoff checks to ensure a high quality silicon for manufacture.

- Work with CAD and Vendors to constantly improve the flow and bring in groundbreaking features to the analysis flows.

Minimum Qualifications

Bachelors degree in Computer Science or Computer Engineering required.
Experience or coursework in one or more of the following areas: physical design, synthesis, DFT or clocking.
Experience or coursework with digital logic design, RTL, DV (testing), CMOS transistor logics or VLSI concepts.
Experience with scripting languages such as TCL, Python, Perl, shell scripting, etc.

Preferred Qualifications

Masters degree preferred.
An internship or prior work experience in timing closure or physical design.
Experience working with EDA tools and exposure to their APIs.
Exposure to advanced concepts like XALK, POCVM, ETMs etc.
Experience in analysis of large volume data, identifying and driving timing fixes, generate ECOs etc.

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.