Signal and Power Integrity (SIPI) Engineer

Position Overview We are seeking a talented Signal Integrity and Power Integrity Engineer to join our hardware engineering team. The ideal candidate will possess strong expertise in SI/PI simulation and analysis, combined with solid fundamentals in circuits, electromagnetics, and hardware design. This role is critical to ensuring the electrical performance and reliability of our next-generation protective relay products. Key Responsibilities Perform signal integrity and power integrity simulations and analysis for high-speed digital designs Conduct pre-layout and post-layout SI/PI assessments to ensure design compliance with specifications Develop and validate models for signal integrity analysis including IBIS, SPICE, and S-parameter models Collaborate with PCB layout designers to optimize stackup, routing, and power delivery network design Analyze and troubleshoot signal integrity issues such as crosstalk, reflection, impedance discontinuities, and EMI Evaluate power distribution network (PDN) performance including impedance analysis, decoupling strategies, and voltage droop Support hardware validation through correlation of simulation results with measurement data Create design guidelines and best practices for SI/PI optimization Interface with cross-functional teams including hardware design, layout, and product engineers Required Qualifications Bachelor's degree in Electrical Engineering, Computer Engineering, or related field (Master's preferred) 3+ years of experience in signal integrity and power integrity analysis and simulation Experience with electromagnetic theory, transmission line theory, and high-speed digital design Proficiency with SI/PI simulation tools (e.g., Ansys HFSS, SIwave, Cadence Sigrity, Keysight ADS, or similar) Experience with SPICE simulation tools (e.g. Ansys Nexxim, Synopsys HSPICE, Cadence Spectre, LTSPICE, or similar) Solid understanding of circuit design fundamentals including analog and digital circuits Strong foundation in hardware design principles and PCB design considerations Desired Qualifications General modeling and simulation experience for hardware validation and verification Hands-on experience with hardware development lifecycle Experience with IBIS model development and validation Familiarity with S-parameter measurements and VNA operation Knowledge of DDR, PCIe, USB, Ethernet, or other high-speed interface standards Proficiency with scripting languages (i.e. Python) for automation and data analysis Experience correlating simulation results with lab measurements Understanding of EMC/EMI design principles Exposure to thermal simulation and analysis Key Competencies Strong analytical and problem-solving skills Excellent communication skills with ability to present complex technical concepts clearly Detail-oriented with strong organizational skills Ability to work collaboratively in a cross-functional team environment Self-motivated with ability to manage multiple priorities Competitive pay. Superior benefits. Inspiring work. People are at the core of our company and we hire employee-owners. We welcome you to learn more about how we support employees. We’re 100% employee owned. Retirement benefits include an employer funded stock ownership plan (ESOP) and personal 401(k) options. We offer top tier medical, prescription, dental, vision, life, and disability insurance. We recognize the importance of a healthy life balance and offer: 10 paid holidays, annual vacation accrual starting at 12 days, 9 paid sick days, and paid family and medical leave that covers 90% of your pay. We foster growth and development of our employees through avenues such as STEM courses, apprenticeships, tuition assistance, and engineering development programs. Ask our team about other benefits including wellness, fertility, adoption, and flexible spending benefits. Pay Range Data: Hardware Engineer - $97,700 - $144,400 Lead Hardware Engineer - $115, 290 - 170,349 Development Lead Engineer - $136,100 - $201,100 We are open to reviewing additional candidates with more or less experience and the pay range may differ if filled at a different level. Our pay ranges are determined by job and responsibility. We base our starting pay offer and title on job-related factors such as candidate experience, training, knowledge, and skills. Communication with Applicants We communicate with all applicants. If you do not receive a response about your application, please check your SPAM filter or reach out to us at . SEL is an Equal Opportunity Employer: Vets/Disabled.