Signal Integrity / Power Integrity Engineer

Signal Integrity / Power Integrity Engineer Location: Remote Salary: $200,000–$500,000 + Bonus Type: Full-time, Permanent My client, a leading quantitative trading firm, is looking for a Signal Integrity / Power Integrity Engineer to join its expanding Hardware team. The role focuses on delivering high-performance PCB and package designs for advanced ASIC platforms, covering high-speed SERDES, power delivery, packages, and PCBs. Key Responsibilities Develop SI/PI solutions for complex, high-performance system designs Analyse and guide high-speed PCB, BGA and package designs from 28+ Gbps Simulate and optimise SERDES channels, vias, connectors, sockets, stackups, routing and package interfaces Develop SI guidelines, perform post-layout extraction and improve models against lab measurements Analyse power delivery for ASICs drawing 500+ amps across PSUs, regulators, PCBs, capacitors, packages and dies Automate simulation, analysis, data gathering and visualisation workflows Collaborate with internal engineering teams and external design/layout partners throughout the design lifecycle Requirements MS/PhD in Electrical Engineering, Computer Engineering, Physics or related field, or equivalent experience Strong experience in SI, PI, or both within high-performance electronics Strong fundamentals in electromagnetics, transmission lines and PCB/package design Experience with high-speed SERDES links at 28+ Gbps; PAM4 at 56/112+ Gbps preferred Experience with high-current (>500A) ASIC power delivery Proficiency with SI/PI CAE and circuit simulation tools such as HFSS, SIwave, Clarity 3D, Sigrity, ADS, SPICE, SIMPLIS or MATLAB Python/scripting experience for automation, analysis or validation Experience translating simulation results into robust, manufacturable PCB/package designs Strong communication and collaboration skills What’s on Offer $200k–$500k base salary depending on experience and location Discretionary performance-based bonus Competitive benefits package Remote working Opportunity to work on advanced ASIC, PCB, SERDES and power-delivery systems Highly technical environment with complex, performance-critical hardware challenges