Apple

Timing Design Engineer

Job Description

Posted on: 
2026-01-23

Responsibilities

  • Perform timing sign-off and develop STA and sign-off flow.
  • Own IP and block level timing constraints for custom timing requirements.
  • Collaborate with RTL designers to understand design intent and clock structure.
  • Work with CAD teams to develop timing flow.
  • Interact with physical design teams to close and sign-off timing.
  • Innovate timing constraints and flows to facilitate timing closure.
  • Verify timing constraints and address any issues in timing analysis.

Job Requirements

  • Proven knowledge of ASIC design timing closure flow and methodology.
  • 2+ years of experience in writing ASIC timing constraints.
  • Expertise in STA tools (e.g., Primetime) and knowledge of timing corners/modes.
  • Hands-on experience in timing/SDC constraints generation.
  • Proficient in scripting languages such as Tcl and Perl.
  • Familiarity with synthesis, DFT, and backend methodologies.
  • Strong communication skills for collaboration with diverse teams.
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