Etched
SI/PI Engineer
$250K–$400K
San Jose · On-site · Full-time · Posted Apr 30, 2026
- Experience
- 5+ years; no alternative stated.
- Education
- B.S. or M.S. in Electrical Engineering or a closely related discipline.
About the job
Own signal- and power-integrity methodology for high-speed PCB and system designs, from architecture through release, and support validation and debug.
What you'll do
- Run SI simulations, channel analysis, link budgeting, and define PCB topology and layout constraints.
- Model and analyze power delivery networks, including target impedance, decoupling, and IR drop.
- Support design reviews, lab bring-up and debug, and improve simulation-to-hardware correlation.
What they ask for
- B.S. or M.S. in Electrical Engineering or a closely related discipline.
- 5+ years of hands-on SI/PI experience on high-speed designs (>1 Gbps serial links or DDR4/5 and HBM3/4 memory interfaces).
- Proficiency with industry SI/PI EDA tools (Cadence Sigrity, Ansys SIwave/HFSS, Keysight ADS, or equivalent).
- Experience with PDN modelling, target impedance methodology, and DC IR analysis; working knowledge of multilayer PCB stack-up and controlled-impedance routing.
Nice to have
- Experience in data center, AI/ML accelerator, networking, or HPC hardware.
- Experience scripting automated SI/PI simulation flows using Python or MATLAB.
Pay
$250K – $400K (base salary); equity amount not stated.
Tools
PCIe Gen5/Gen6, 112G/224G Ethernet, COM, IBIS, S-parameter, SPICE, Cadence Allegro / Sigrity, Ansys SIwave
AI focus
The role supports hardware for inference-focused AI systems; no specific AI development duties are stated.
Model-written summary · the original posting is authoritative