Senior Signal Integrity Engineer - PCB / Test Boards

Senior Signal Integrity Engineer - PCB / Test Boards

Location: Nashua, NH

Position Summary

The Senior Signal Integrity Engineer will be responsible for owning, developing, and supporting signal integrity (SI) test boards and customer-facing SI activities for high-speed interconnect and cable products. This role serves as a key technical interface between customers, internal SI teams, PCB vendors, and product engineering, ensuring SI solutions meet both performance and schedule requirements.

Key Responsibilities

SI Test Board Ownership & Lifecycle Management

• Own assigned SI test boards and PCB assets, including revision control, availability, and usage guidance.
• Maintain and update SI board inventory tracking and documentation.
• Coordinate PCB reorders, Gerber updates, and PO support with internal teams and external vendors.
• Support urgent build prioritization and resolve schedule or supply constraints.

Customer-Facing SI Support

• Act as a primary SI technical contact for strategic customers.
• Support customer requests related to padstack optimization, footprint review, and stackup alignment.
• Participate in customer meetings to present SI progress and explain technical tradeoffs.

SI Analysis, Measurement & Reporting

• Perform and support SI measurements, including VNA, TDR, and S-parameters.
• Generate customer-ready technical reports and presentations.
• Review customer PCB layouts and CAD files for SI compliance.

Cross-Functional Collaboration

• Work with global SI, layout, product, and manufacturing teams.
• Interface with PCB fabrication vendors to resolve technical issues.

Required Qualifications

• Ph.D. or M.S. in Electrical Engineering or related field (or equivalent experience).
• Strong background in high-speed signal integrity for connectors, cables, and PCBs.
• Hands-on experience with SI measurements (VNA, TDR, S-parameters).
• Experience reviewing PCB layouts, padstacks, vias, and stackups.
• Strong customer-facing communication skills.

Preferred Qualifications

• Experience supporting SI test boards for hyperscale or networking customers.
• Familiarity with Allegro or similar PCB design tools.
• Experience working across global engineering and manufacturing teams.

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