Job Summary:We are looking for an experienced PCB Design Engineer with strong expertise in high-speed digital design and signal integrity.This role involves owning the end-to-end design and validation of complex PCBAs featuring DDR memory and Ethernet interfaces, from architecture and simulation through layout guidance and lab validation.Key Responsibilities:Own complete PCBA design involving DDR memory and Ethernet switches/PHYsDefine PCB stack-up, controlled impedance requirements, and layout guidelinesPerform high-speed signal integrity simulations using tools such as Ansys SIwave or equivalentWork with vendors to obtain and configure IBIS/AMI modelsGuide or perform PCB layout, including floorplanning and routing constraintsConduct board-level validation, including:Eye diagram measurementsBit Error Rate (BER) testingProtocol compliance validationDebug and optimize high-speed interfaces (DDR, Ethernet SGMII, etc.)Configure device-level parameters such as:On-Die Termination (ODT)De...