Signal Integrity Test Engineer: High‑Speed Interconnects

Amphenol Corporation; Nashua (NH); On-site; USD 90,000 - 120,000; Full time

Job summary

Amphenol Corporation's ACS division in Nashua, NH is seeking a Test Engineer- Signal Integrity to design and run SI experiments for high-speed connectors and components. You will develop metrics, perform measurements with VNAs, oscilloscopes and TDRs, and turn data into clear engineering insights, collaborating with the SI team to improve test workflows and product reliability.

You will build reusable scripts and dashboards, ensuring consistent reviews across parts and programs, and contribute

Qualifications

• Signal integrity, high-speed interconnect, RF/microwave, or related electrical measurement experience.
• Comfort with VNAs, oscilloscopes, TDRs, and practical lab experiment setup.
• Programming experience in Python, MATLAB, or similar tools for analysis and review automation.

Responsibilities

• Design repeatable Signal Integrity experiments to evaluate connector and component performance.
• Develop metrics and analysis methods that distinguish good components from weak or failing ones.
• Perform hands-on measurements and rapid experiments to prove or disprove technical hypotheses.
• Analyze performance degradation using SI simulations, lab measurements, and other multi-domain data sources.
• Correlate simulations, measurements, and observed product behavior with the SI team.
• Root cause performance loss and communicate findings clearly to engineering teams.
• Build and maintain team-wide tools for data intake, automated review checks, visualization, presentation, and shared understanding.
• Turn recurring manual reviews into reusable scripts, templates, dashboards, or workflows that improve review consistency.
• Improve analysis workflows and documentation so teams can compare measurements across parts, sites, and programs more quickly.

Skills

Signal integrity

Python/MATLAB

Laboratory measurements

Tools

VNAs

Oscilloscopes

TDRs

Job description

Amphenol Corporation's ACS division in Nashua, NH is seeking a Test Engineer- Signal Integrity to design and run SI experiments for high-speed connectors and components. You will develop metrics, perform measurements with VNAs, oscilloscopes and TDRs, and turn data into clear engineering insights, collaborating with the SI team to improve test workflows and product reliability.

You will build reusable scripts and dashboards, ensuring consistent reviews across parts and programs, and contribute