Senior Signal Integrity Engineer - Hybrid PCB Design

FormFactor Inc.; Livermore (CA); Hybrid; USD 134,056 - 166,100; Full time

Job summary

FormFactor, Inc. is seeking a Signal Integrity Engineer to enhance SI/PI performance across PCB, package, and interconnect designs. You will measure, characterize, and compare lab data with simulations to refine models and future designs.

The role involves designing power distribution networks for high‑density I/O, and guiding layout decisions to reduce reflections, crosstalk, and EMI. Prior Cadence Allegro and RF probe‑measurement experience is required.

Qualifications

• Master’s degree in Electrical Engineering or related field.
• 2 years of experience as Signal Integrity Engineer or related occupation.
• Experience with transmission lines, impedance control, and stack‑up design.
• Ability to measure s‑parameters on PCBs and extract SI/PI metrics.
• Proficiency with Cadence Allegro and RF instrumentation.

Responsibilities

• Improve Signal Integrity and Power Integrity performances and complete production design analysis.
• Perform lab measurements and correlate to simulations to refine models.
• Model and design power distribution and high‑density I/O on PCB, packages, connectors, and probe cards.
• Provide documentation and training to the Design Organization on SI/PI constraints and solutions.

Skills

Transmission line theory

Impedance control

Stack‑up design

S-parameter analysis

Education

Master’s degree in Electrical Engineering

Tools

Cadence Allegro

Vector Network Analyzer

Time Domain Reflectometer

RF measurement probes

Job description

FormFactor, Inc. is seeking a Signal Integrity Engineer to enhance SI/PI performance across PCB, package, and interconnect designs. You will measure, characterize, and compare lab data with simulations to refine models and future designs.

The role involves designing power distribution networks for high‑density I/O, and guiding layout decisions to reduce reflections, crosstalk, and EMI. Prior Cadence Allegro and RF probe‑measurement experience is required.