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Introduction

IBM Infrastructure is seeking a highly skilled and motivated Signal and Power Integrity Engineer to join our Z I/O hardware development team. In this role, you will drive innovation in IBM Z systems through advanced high-speed serial channel and power domain analysis. Your work will directly influence IBM’s product portfolio by supporting high-level design, pre-production analysis, lab validation, and model-to-hardware correlation.

We’re looking for a candidate with strong technical expertise, a collaborative mindset, and a passion for solving complex engineering challenges.

Your role and responsibilities

Key Responsibilities

* Conduct strategic analysis of pre-production hardware using electromagnetic modeling, scripting, and frequency and transient simulation tools to optimize system performance.

* Perform lab-based verification and characterization of early hardware to ensure accurate model-to-hardware correlation utilizing state-of-the-art measurement equipment.

* Guide and test early hardware prototypes.

* Assess operating margin of high-speed serial links such as PCI Express and Ethernet.

* Collaborate across global teams to define and execute strategies aligned with aggressive product goals and timelines.

Required technical and professional expertise

* Experience: Bachelor’s degree plus 10 years of experience in Signal and Power Integrity analysis, modeling and characterization.

* Technical Knowledge: Strong foundation in electrical engineering, transmission line theory, digital signal processing, RF design, and PCB/package materials and processes. Familiarity with vector network analyzers and oscilloscopes for high frequency tests. Understanding of how silicon and interconnect manufacturing tolerances influence link reliability.

* Tools Proficiency: Familiarity with industry-standard SI and PI tools such as:

* ANSYS HFSS, SI-Wave

* CST Studio Suite

* Cadence Sigrity tools

* Circuit simulators (HSPICE, ADS, Nexxim or alternative)

Skills: Excellent communication, critical thinking, and problem-solving abilities. Ability to work independently and in team settings.

Preferred technical and professional experience

* Education: Master’s degree in electrical engineering or related field and 10 years of experience in Signal and Power Integrity roles. Successful implementation of high-speed serial link from concept to manufacturing.

* Technical Expertise:

* Deep understanding of large computer systems design, manufacturing, and hardware development processes, in particular PCB, packages, connectors, cables and optics.

* Programming experience in Python, MATLAB, and/or C++.

* Advanced proficiency in signal and power integrity simulation tools.

* Expertise in measurement instrumentation including VNAs, oscilloscopes, phase noise analyzers, spectrum analyzers, protocol analyzers, BERT and TDRs.

* Understanding of SERDES Tx and Rx equalization techniques.

* Collaboration: Proven ability to build strong peer and cross-functional relationships.

* Adaptability: Thrive in fast-paced, dynamic environments with a growth mindset.

IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.