Sr. Staff Physical Design Engineer (AI)

Location: Boston, Massachusetts, United States; flexible hybrid workplace model

Salary: $217,000–$267,000 USD annually, plus equity and other rewards.

Company

hirify.global develops photonics-based AI data center infrastructure, including 3D-stacked photonics engines for extreme-scale AI and HPC workloads.

What you will do

• Implement complex digital blocks from synthesis through physical verification using advanced process nodes and industry-standard flows.
• Drive full-chip static timing analysis signoff, review constraints, debug timing reports, and implement functional and timing ECOs.
• Lead power analysis and optimization while balancing area and performance trade-offs.
• Own full-chip floor planning, I/O placement, clock distribution, and customization of functional and test clock implementation.
• Debug and close DRC/LVS issues and collaborate with EDA companies to resolve tool problems.
• Write TCL, Python, or Shell scripts to automate and customize design flows.

Requirements

• Bachelor’s degree in Electrical Engineering or Computer Engineering.
• 12+ years of industry experience as a Physical Design Engineer; a master’s degree with 8 years of experience is preferred.
• Completed block-level or top-level physical design for large ASICs or mixed-signal chips that reached tape-out.
• Thorough knowledge of timing closure and LVS/DRC closure.
• Experience with TCL, Python, or other scripting languages.
• Strong collaboration skills and the ability to work effectively in a fast-paced, changing environment.

Nice to have

• Hands-on experience with Cadence tools.
• Tape-out experience with 3nm designs.
• Willingness to perform manual layouts and learn silicon photonics layout.
• Experience with EM/IR analysis using standard industry signoff tools.

Culture & Benefits

• Work with scientists, engineers, and industry leaders on photonics technology for AI and HPC.
• Medical, dental, and vision coverage.
• Retirement savings matching, life insurance, and short- and long-term disability coverage.
• Vacation, sick leave, public holidays, and paid family leave.
• Training and development, commuter benefits, and equity grants for full-time employees.