Senior Validation Engineer – High-Speed PCB Design, Signal Integrity (25G+)

Semtech

. Design validation PCBs for new product evaluation using Cadence Allegro, from schematic capture and stack-up definition through to layout and release .

Posted 11/3/2026full-timeStansted • United KingdomSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in high-speed PCB design and validation, utilizing Cadence Allegro for schematic capture and layout. Proficient in RF and data communications testing, with strong analytical skills for data analysis and reporting.

Highest-signal resume keywords

Cadence Allegro PCB DesignHigh-Speed PCB DesignRF and Data Comms DebuggingPython Test AutomationLab Measurement Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PCB DesignSchematic CaptureStack-Up DefinitionControlled ImpedanceSignal IntegrityDebuggingData AnalysisValidation ReportingTest AutomationLab Characterization

Soft Skills

Team PlayerGood CommunicationSelf-MotivatedAttention to DetailProblem-Solving

Certifications & Qualifications

BSc/MSc in Electrical/Electronic EngineeringHNC/HND in Electrical/Electronic Engineering

Industry Keywords

High-Speed DesignRF DesignData CommunicationsValidationOptical Components Testing

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Design validation PCBs for new product evaluation using Cadence Allegro, from schematic capture and stack-up definition through to layout and release
Apply high-speed and RF design practice, including material selection, controlled impedance and signal integrity, to boards operating at 25Gbit/s and above
Bring up, debug and characterise RF and data comms boards in the lab
Carry out benchtop characterisation of new silicon and write clear, accurate validation reports
Help identify and select the right lab equipment for validating new products
Build test automation software in Python (or similar) to make measurements faster and more repeatable
Work closely with designers, product, test and applications engineers, and take part in validation review meetings
Support new product design meetings and help shape how devices are tested

Requirements

What you’ll need

BSc/MSc in Electrical/Electronic Engineering (EEE/ECE), or HNC/HND with equivalent practical experience
Strong hands-on Cadence Allegro experience, covering both schematic and layout
Proven high-speed PCB design experience: stack-ups, materials, controlled impedance and signal integrity
Experience designing and debugging RF and data comms PCBs
Able to stay focused and positive under pressure in a fast-paced R&D environment
A natural team player with good communication skills
Self-motivated and comfortable learning new tools and techniques independently
Strong attention to detail and an analytical, creative approach to problem-solving
PCB signal integrity simulation experience preferred
Python or similar for test automation preferred
Experience testing optical components, ICs or modules preferred
Lab measurement experience at 25Gbit/s and above preferred
Data analysis skills and the ability to present complex data clearly preferred

Benefits

Comp & perks

Professional development through collaboration and structured learning
Culture that rewards initiative
Pay-for-performance culture
Scope to influence product validation, test strategy and board design practice