Senior RTL Engineer, Interconnect Design

Responsibilities

• Own the microarchitecture, RTL design, and delivery of major SoC interconnect components, including NoC fabrics, switches, routers, and protocol adapters.
• Drive the implementation of off-chip protocol bridges and interfaces for custom AI accelerator platforms.
• Collaborate with architecture and performance teams to analyze traffic patterns and optimize interconnect behavior.
• Partner with physical design teams to ensure structures meet target frequency, power, and area constraints.
• Provide technical leadership through design reviews, documentation, and mentoring of junior engineers.
• Manage third-party engagements to develop novel networking and interface protocols and silicon IP.

Requirements

• Extensive industry experience designing complex SoC interconnects, NoC, or coherent fabrics.
• Deep expertise in Verilog/SystemVerilog and developing production-quality, parameterized RTL.
• Strong understanding of interconnect concepts such as topology, arbitration, flow control, and congestion management.
• Proficiency with protocols such as AXI, APB, CXL, PCIe, or Ethernet.
• Experience with RTL signoff flows, including lint, CDC/RDC, synthesis, and static timing analysis.
• Experience designing subsystems for large-scale systems using RDMA/RoCE or HPC-style interconnects.

Preferred Qualifications

• Experience designing interconnects for AI accelerators, GPUs, or high-performance computing systems.
• Knowledge of memory consistency, virtualization, isolation, or security requirements within complex SoCs.
• Experience with NoC performance modeling, traffic simulation, or FPGA prototyping.
• Proven track record leading RTL delivery for first-generation silicon programs.

Benefits

• Competitive salary range of $225K – $445K plus generous equity and performance bonuses.
• Comprehensive medical, dental, and vision insurance for you and your family.
• 401(k) retirement plan with employer match.
• Flexible PTO and significant paid parental leave.
• Daily meals in the office and mental health/wellness support.
• Annual learning and development stipend.

About the Company

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. Our Hardware organization develops silicon and system-level solutions designed for the unique demands of advanced AI workloads, building next-generation AI-native infrastructure to support large-scale training and inference systems.