CPU CDC/RDC/STA Engineer

Beaverton Santa Clara Until 9/22/2026 10+ years exp First posted July 24, 2026 Last posted July 24, 2026
Job description

Imagine what you could do here. At Apple, new ideas 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, intelligent 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 commitment to leave the world better than we found it. Do you want to join us in these pursuits? Join us to help deliver the next groundbreaking Apple product! As a CPU CDC/RDC/STA Engineer, you will play a major role analyzing the design and driving fixes as well as developing, maintaining and improving our Lint, Clock Domain Crossing (CDC), Reset Domain Crossing (RDC) and Static Timing Analysis (STA) constraints and methodology for our CPUs across multiple design sites.

Description

In this role, you will be:
• Responsible for developing, improving, and maintaining the CDC and RDC sign-offs for CPU designs
• Working with RTL and DV teams to recommend System Verilog assertions needed to support CDC/RDC/STA constraints and assumptions
• Highlighting to the RTL team any CDC/RDC issues and recommending solutions to them and educating them on CDC/RDC issues and the importance of structurally safe solutions to each issue
• Responsible for developing, enhancing, and maintaining key STA checks and associated sign-offs for our CPUs including things needed to complement CDC/RDC
• Responsible for debugging vendor tool problems and collaborate with designers to help solve their problems
• Working closely with EDA vendor representatives to drive improvements and new methodologies
• Working closely with RTL, Verification, CAD, and Physical Design teams

Minimum Qualifications

Minimum BS and 10+ years of relevant industry experience
Experience with Clock-Domain Crossing (CDC) and Reset Domain Crossing (RDC)
Experience with at least one of the following: Synopsys or Real Intent tool
Scripting experience in TCL or Perl
Experience in Verilog

Preferred Qualifications

Experience in SystemVerilog Assertions (SVA) and Design Verification (DV) Simulations
Experience in multi-clock-domain RTL design
Knowledge in Spyglass, VC-Static, PrimeTime, or Meridian is a plus

About this role

Summary

Develop and optimize CDC, RDC, and STA constraints for CPU designs across teams.

Job title

CPU CDC/RDC/STA Engineer

Experience level

10+ years

Minimum experience

10+ years exp

Industry

technology

Location requirements

On-site in Beaverton or Santa Clara, no remote work

Salary

Not specified

Management role

No

Skills & keywords

Required skills

VerilogTCL or Perl scriptingclock domain crossingreset domain crossing

Preferred skills

systemverilog assertionsverification simulationsmulti-clock-domain RTLspyglassprimeTime

Specializations

clock domain crossingreset domain crossingstatic timing analysissystemverilog assertionsRTL design
Locations

Structured locations inferred from the posting.

Beaverton, OR, USA

On-site City

Santa Clara, CA, USA

On-site City