Senior Signal Integrity Engineer — High-Speed AI

Upscale, Inc.; Kentucky; On-site; USD 159,000 - 170,000; Full time

Job summary

Upscale, Inc. is seeking an experienced Senior Signal Integrity Engineer to lead SI/PI design and validation for next‑gen high‑speed networking, AI, and data center products. The ideal candidate will drive channel budgets, run detailed simulations, and validate results with lab measurements.

You will mentor junior engineers and collaborate with silicon, packaging, and manufacturing teams. In this role you will interface with vendors and customers on SI/PI topics, ensuring robust, scalable

Qualifications

• BS/MS in Electrical Engineering or related field.
• 5+ years of experience in Signal Integrity/High-Speed Design.
• Experience with 112G/224G SerDes is preferred.

Responsibilities

• Lead Signal Integrity and Power Integrity analysis for complex PCB and system designs.
• Define SI/PI architecture, design rules, and channel budgets for high-speed interfaces.
• Perform detailed channel simulations and optimization using industry-standard tools.
• Drive correlation between simulation and laboratory measurements.
• Develop and validate models for packages, PCBs, connectors, cables, and complete channels.
• Conduct pre-layout and post-layout SI/PI analysis.
• Perform compliance and interoperability analysis for industry standards.
• Debug complex signal integrity issues and drive root-cause resolution.
• Define PCB stackups, routing requirements, via structures, and return path strategies.
• Mentor junior engineers and provide technical leadership across projects.
• Collaborate with silicon, package, board, mechanical, and manufacturing teams.
• Interface with vendors and customers on SI/PI-related technical topics.

Skills

Signal Integrity

Power Integrity

EM Theory

Transmission lines

SerDes architectures

PCB design

Channel compliance

Education

Bachelor’s or Master’s in Electrical Engineering or related field

Tools

Ansys HFSS

Cadence Clarity

Cadence Sigrity

Keysight ADS

Job description

Upscale, Inc. is seeking an experienced Senior Signal Integrity Engineer to lead SI/PI design and validation for next‑gen high‑speed networking, AI, and data center products. The ideal candidate will drive channel budgets, run detailed simulations, and validate results with lab measurements.

You will mentor junior engineers and collaborate with silicon, packaging, and manufacturing teams. In this role you will interface with vendors and customers on SI/PI topics, ensuring robust, scalable