The Senior Signal Integrity Engineer – Cryogenic Interconnects at NVIDIA will work with a dynamic team focused on developing cutting-edge technology in high-speed communication. This role involves creating accurate 3D electromagnetic models and simulating PCB designs under cryogenic conditions. The engineer will collaborate with various teams to enhance interconnect performance and contribute to a deeper understanding of interconnect behavior across multiple domains. This position is ideal for someone passionate about tackling complex challenges in the field of signal integrity.

• MS/PhD in Electrical Engineering or equivalent experience
• 5+ years of experience in signal integrity modeling and simulation
• Strong experience with HFSS or similar EM tools
• Deep understanding of high-frequency and broadband design
• Solid understanding of multi-layer PCB design and signal behavior
• Knowledge of PCB materials and their electrical and physical properties
• Experience with lab measurements such as VNA and high-speed characterization
• Background in cryogenic technologies or a strong interest in developing expertise in this area

• Develop accurate 3D EM models for PCB and interconnect structures using tools such as HFSS
• Simulate multi-layer PCB designs under cryogenic conditions
• Define high-speed constraints, SI specifications, and design guidelines across RF, materials, and thermal domains
• Work on next-generation cryogenic interconnect solutions for ultra-high-speed communication
• Collaborate closely with SI, materials, mixed-signal, and system teams to drive end-to-end interconnect performance
• Perform lab characterization and validation using network analyzers and other measurement tools
• Correlate simulation results with hardware measurements to improve modeling accuracy
• Contribute to system-level understanding of interconnect behavior across PCB, package, and system domains

• Employees at NVIDIA are often offered comprehensive, day-one benefits—including medical, dental, and vision coverage with HSA support, life and disability insurance, an Employee Assistance Program, and a 401(k) with auto-enrollment. Many roles also have generous time off and holidays, donation matching (up to $10,000), and a wide menu of extras like FSAs, commuter benefits, legal and identity-theft protection, pet insurance, and wellness discounts. Optional programs can include student-loan and home-purchase support, plus family care resources and expert medical services.