Signal Integrity and Power Integrity Engineer

As a Signal Integrity & Power Integrity (SI/PI) Design Engineer on Meta's cutting-edge Wearable Product Team, you will play a pivotal role in shaping the future of wearable technology. You'll collaborate closely with multidisciplinary teams to drive the innovation and performance of Meta's next-generation wearable prototypes and smart glasses. In this high-impact role, you will lead system-level SI/PI design, simulation, and validation efforts-transforming concepts into industry-leading products. Your expertise will directly influence every stage of the design process, from simulation and automation development to hands-on lab validation, ensuring our devices set new standards for electromagnetic compatibility and performance.

Signal Integrity and Power Integrity Engineer Responsibilities:

• Perform Signal Integrity analysis, collaborating with different engineering teams to balance system/product constraints with MIPI CPHY, DPHY, MPHY, PCIE, USB and high speed clocks
• Perform pre-layout and post-layout simulation flow with a focus on PDN
• Create simulation models and develop simulation methodology for SIPI design
• Stackup review and layer assignment for High speed and PDN
• Lead SIPI validation methodology and develop detailed engineering test plans
• Validate PDN impedance in lab to correlate simulation results and improve design flow
• Use simulation and lab data to support design troubleshooting and propose corrective actions, drive failure analysis, root cause efforts, and design of experiments to resolve problems
• Analyze chip/package/PCB PDNs and make design trade-offs and negotiate power budgets
• Provide design specifications and guidelines with clear risk tradeoffs to our cross-functional partners
• Explore various design elements including different sensors, modules, memories, low/high speed buses, cables, connectors, flexible and rigid PCBs (FLEX), their physics of operation, and impacts on system performance
• Provide system SI design guidance and perform post-layout review and optimization
• Work closely with silicon team, EE design team and PCB layout team to optimize SI design based on the simulation data
• Use simulation and lab data to support design troubleshooting and propose corrective actions, drive failure analysis, root cause efforts, and design of experiments to resolve problems
• Generate simulation reports based on the data and communicate with Cross-functional teams with clear SI recommendations

• Bachelor's degree in Electrical Engineering, Physics, Mathematics, or related field (or equivalent experience)
• 6+ years of experience in EM simulation and measurement areas
• Experience and understanding of EM fundamentals and with EM simulation tools. Solid experience using Cadence Sigrity, PowerDC, PowerSI, OptimizePI, Ansys SIwave, Keysight ADS, 3D layout and Ansys HFSS
• Familiarity with PCB and flex design and manufacture process
• Experience delivering a product into manufacturing

• Master's in electrical engineering, Physics, Mathematics, or related field (or equivalent experience)
• Experience using different instruments such as network analyzer, oscilloscope, signal generator, scope and other related test equipment to measure the eye-diagram and power ripple noise
• Experience working with cross functionally on multiple projects with internal teams and external vendors
• Experience working on ambiguous requirements and can create highly constrained solutions into high-volume consumer products
• Experience with SI/PI design background, Proven track record of success in simulation and lab measurement experience, experience in designing and manufacturing consumer technology products