Signal Integrity Engineer

Piper Companies is seeking a Signal Integrity Engineer to join a leading organization within the high-speed interconnect and electronics manufacturing industry. This Signal Integrity Engineer will support the development, validation, and optimization of next-generation high-speed connectivity solutions for datacenter, networking, telecommunications, and computing applications. This is a full-time onsite opportunity located in Nashua, New Hampshire, with relocation assistance.

Responsibilities

• Perform signal integrity evaluations for high-speed connectors, backplanes, PCB channels, and SerDes architectures throughout product development and customer implementation efforts.
• Conduct laboratory-based characterization, troubleshooting, and validation using advanced measurement equipment including TDRs, VNAs, pattern generators, and error detection systems.
• Develop and execute simulation models to analyze electrical performance, channel behavior, and electromagnetic characteristics of high-speed interconnect products.
• Provide guidance on PCB stack-up design, routing strategies, and channel optimization to support signal quality objectives and customer requirements.
• Collaborate with engineering, product development, and commercial teams to support new product introductions and customer-facing technical initiatives.

Qualifications

• Bachelor’s degree in Electrical Engineering or Physics required.
• Minimum of 2 years of signal integrity experience supporting high-speed digital systems and transmission channels.
• Hands-on experience performing SI measurements, debugging, calibration, and electrical characterization using industry-standard laboratory instrumentation.
• Strong understanding of high-speed digital design principles, electromagnetic theory, transmission line behavior, and PCB design considerations.
• Preferred experience utilizing simulation and modeling tools such as HFSS, CST Studio Suite, HSPICE, ADS, MATLAB, or comparable analysis platforms; Master’s or PhD degree is a plus.

Compensation

• Salary Range: $110,000 - $180,000
• Location: Nashua, NH (Onsite Monday-Friday)
• Employment Type: Full-Time
• Relocation Assistance Available
• Visa Sponsorship Available for qualified candidates meeting experience requirements
• Comprehensive Benefits: Medical, Dental, Vision, sick leave if required by law, and 401K

Application Details

• Posting Date: 11/03/2026
• Apply By Date: 12/03/2026

Keywords

Signal Integrity, SI Engineering, High-Speed Digital Design, SerDes, PCB Design, PCB Layout, PCB Routing, Backplane Design, Electrical Engineering, Physics, TDR, Time Domain Reflectometry, VNA, Vector Network Analyzer, Channel Characterization, Signal Analysis, High-Speed Interconnects, Connector Design, Cable Assemblies, Electromagnetic Analysis, HFSS, CST Studio Suite, HSPICE, ADS, MATLAB, Datacenter Hardware, Telecommunications, Networking Equipment, Server Architecture, Storage Systems, Hardware Validation, Electrical Characterization, SI Simulation, Transmission Lines, RF Engineering, Product Development, Debugging, Lab Testing, Digital Communications, High-Speed Electronics

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