Principal Engineer, Signal Integrity

About Marvell Marvell’s semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, and carrier architectures, our innovative technology is enabling new possibilities. At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and beyond fleeting trends, Marvell is a place to thrive, learn, and lead. Your Team, Your Impact Marvell is seeking a talented senior-level Signal Integrity Engineer to join our Platform Engineering team, supporting board, switch, and optics development for next-generation platform solutions. This role drives execution across highly complex, cross-functional programs addressing some of the most demanding challenges in AI, wired and wireless communications, and critical infrastructure markets. This role is responsible for definition, analysis, and verification of the system interconnect for high-speed digital systems across board, switch, and optical platforms. You will partner closely with circuit design, applications engineering, packaging technology, and board design teams to define and implement system interconnects that meet internal specifications and customer requirements. You will operate in a highly visible technical environment, providing signal integrity expertise, design guidance, and lab-based validation while engaging with cross-functional engineering teams and customers to ensure platform designs meet performance, quality, and schedule objectives. What You Can Expect Interface with circuit design, applications engineering, packaging technology, and board/switch design teams to define and implement system interconnect that meets internal specifications and customer requirements across board, switch, and optics platforms Own deliverables including timing assessment, bump/RDL and package ballout specifications, and reference routing guidelines for package, board, and customer design guidelines Lead signal integrity delivery simulations using SI/PI tools, and conduct lab debug and measurement to correlate simulation results with real-world performance Support optics integration by evaluating optical interconnect signal paths and ensuring signal integrity across board-to-module and module-to-switch interfaces Develop SI/PI methodologies, rules, and workflows to meet platform-level specifications across high-speed traces and critical power domains Own required steps supporting SI/PI including package and PCB model generation, analysis, simulation, measurement, and correlation, while providing customer support on board designs Work closely with packaging, board layout, and switch architecture teams in defining SI/PI specifications, reviewing designs, and providing feedback for improvements Provide customer-facing SI/PI specifications and ongoing support for customer board design reviews and analysis Mentor junior engineers in developing their SI/PI skills and provide technical guidance Proactively identify signal integrity risks across the platform stack, develop mitigation strategies, and escalate issues as needed to drive resolution What We're Looking For Bachelor's degree in Electrical Engineering or related field and 10-15 years of related professional experience; Master's degree and/or PhD in Electrical Engineering or related field with 5-10 years of experience Strong understanding of EM fundamentals, transmission line theory, via structures, high-speed connectors, and complex BGA packages Proficiency in 2D/3D EM simulation tools such as HFSS, Q3D, Sigrity Suite, or ADS, as well as HSPICE Experience with lab equipment such as oscilloscopes, network analyzers, and TDR Hands-on experience across board, switch, and optics platforms, including high-speed PCB layout, package technology, and optical module/interconnect integration Familiarity with high-speed interfaces such as DDR, PCIe, SerDes (25Gbps, 112G and 224G PAM4), USB, SATA, or other high-speed parallel/serial buses Experience establishing signal integrity parameters and design guidelines to guide board and package routing teams Customer-facing experience with strong verbal and written communication skills Experience setting up, running, and summarizing power integrity simulations is a plus Strong analytical, problem-solving, and debug skills, with an inherent sense of urgency and accountability Expected Base Pay Range (USD) 150,680 - 225,700, $ per annum The successful candidate’s starting base pay will be determined based on job-related skills, experience, qualifications, work location and market conditions. The expected base pay range for this role may be modified based on market conditions. This role is eligible to participate in Marvell's bonus and equity plans, including a new hire equity grant and annual equity refreshers, ensuring you are rewarded for your contributions and remain invested in the company's long-term success. Additional Compensation and Benefit Elements Marvell is committed to providing exceptional, comprehensive benefits that support our employees at every stage - from internship to retirement and through life’s most important moments. Our offerings are built around four key pillars: financial well-being, family support, mental and physical health, and recognition. Highlights include an employee stock purchase plan with a 2-year look back, family support programs to help balance work and home life, robust mental health resources to prioritize emotional well-being, and a recognition and service awards to celebrate contributions and milestones. We look forward to sharing more with you during the interview process. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Any applicant who requires a reasonable accommodation during the selection process should contact Marvell HR Helpdesk at [email protected] . Interview Integrity To support fair and authentic hiring practices, candidates are not permitted to use AI tools (such as transcription apps, real-time answer generators like ChatGPT or Copilot, or automated note-taking bots) during interviews. These tools must not be used to record, assist with, or enhance responses in any way. Our interviews are designed to evaluate your individual experience, thought process, and communication skills in real time. Use of AI tools without prior instruction from the interviewer will result in disqualification from the hiring process. This position may require access to technology and/or software subject to U.S. export control laws and regulations, including the Export Administration Regulations (EAR). As such, applicants must be eligible to access export-controlled information as defined under applicable law. Marvell may be required to obtain export licensing approval from the U.S. Department of Commerce and/or the U.S. Department of State. Except for U.S. citizens, lawful permanent residents, or protected individuals as defined by 8 U.S.C. 1324b(a)(3), all applicants may be subject to an export license review process prior to employment. #LI-AO1