Senior SI/PI Architect for AI Compute Platforms

Entrada Ventures; Santa Clara (CA); On-site; USD 210,000 - 290,000; Full time

Job summary

d-Matrix is seeking a Senior Staff SI/PI Engineer to be the technical authority for electrical integrity of high-performance AI compute platforms. You will own end-to-end SI/PI modeling, simulation, and correlation from silicon die through package to system PCBA, leading the lab validation and translating results into actionable constraints for layout teams.

The role requires MS/PhD in EE with extensive SI/PI background, expertise with 112G SerDes, PAM4 signaling, and hands-on measurements using

Qualifications

• MS/PhD in Electrical Engineering with focus on electromagnetics or signal integrity is required.
• 12+ years in SI/PI design for high-performance networking, GPUs, or server platforms.
• Proficiency with industry-standard SI/PI tools (HFSS, Sigrity, SIwave, etc.) and high-speed interface experience (112G SerDes, PAM4).

Responsibilities

• Own end-to-end SI/PI strategy for next-gen AI accelerators (PCIe Gen6/7, CXL, LPDDR5).
• Model, simulate, and correlate SI/PI from die to package to system PCBA.
• Lead lab validation using VNA, TDR, and oscilloscopes to close design loop.

Skills

SI/PI design

High-speed signaling

PAM4 signaling

Mentorship

Lab correlation

Education

MS/PhD in Electrical Engineering or related field

Specialization in Electromagnetics or Signal Integrity

Tools

Ansys HFSS

Cadence Sigrity

Keysight ADS

Simbeor

Ansys SIwave

Cadence PowerSI

CST

Job description

d-Matrix is seeking a Senior Staff SI/PI Engineer to be the technical authority for electrical integrity of high-performance AI compute platforms. You will own end-to-end SI/PI modeling, simulation, and correlation from silicon die through package to system PCBA, leading the lab validation and translating results into actionable constraints for layout teams.

The role requires MS/PhD in EE with extensive SI/PI background, expertise with 112G SerDes, PAM4 signaling, and hands-on measurements using