Signal Integrity Engineer I - High-Speed AI Infrastructure

Upscale, Inc.; United States; On-site; USD 117,000 - 129,000; Full time

Job summary

Upscale, Inc. is seeking a motivated Junior Signal Integrity Engineer to join our Hardware Engineering team.

You will support SI/PI analysis for high-speed PCB designs used in networking, AI, data center, and compute platforms, collaborating with experienced engineers and developing expertise in measurement and debugging. The role offers opportunities to work on challenging problems with immediate real-world impact, including channel modeling, correlation of simulations with lab data, and

Qualifications

• BS or MS in Electrical Engineering or related field.
• 0–3 years of experience in Signal Integrity, PCB Design, or related areas.
• Basic understanding of high-speed digital design, transmission line theory, and SI/PI fundamentals.
• Familiarity with PCIe, Ethernet, UCIe, DDR interfaces is a plus.

Responsibilities

• Support SI/PI analysis for high-speed PCB designs from architecture through product validation.
• Assist with channel modeling, simulation, and optimization for high-speed interfaces.
• Perform signal quality measurements using laboratory equipment.
• Support PCB stackup reviews, routing reviews, and design guideline development.
• Analyze transmission lines, vias, connectors, cables, and package-to-board interfaces.
• Participate in correlation between simulation and laboratory measurements.
• Work closely with PCB designers, hardware engineers, package engineers, and silicon teams.
• Document simulation results, measurements, and design recommendations.
• Assist in root-cause analysis and debugging of signal integrity issues.

Skills

Signal Integrity

PCB Design

Hardware Design

S-parameters

Eye diagrams

High-speed design

Education

BS or MS in Electrical Engineering

Tools

Cadence Clarity

Cadence Sigrity

Keysight ADS

Ansys HFSS

Job description

Upscale, Inc. is seeking a motivated Junior Signal Integrity Engineer to join our Hardware Engineering team.

You will support SI/PI analysis for high-speed PCB designs used in networking, AI, data center, and compute platforms, collaborating with experienced engineers and developing expertise in measurement and debugging. The role offers opportunities to work on challenging problems with immediate real-world impact, including channel modeling, correlation of simulations with lab data, and