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OpenAI Logo OpenAI · IT - Software Development

Signal Integrity Engineer

United States, San Francisco 225000.00 - 445000.00 USD / Year · Job Posted February 21, 2026
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Job Description

OpenAI’s Hardware organization develops silicon and system-level solutions designed for the unique demands of advanced AI workloads. The team is responsible for building the next generation of AI-native silicon while working closely with software and research partners to co-design hardware tightly integrated with AI models. In addition to delivering production-grade silicon for OpenAI’s supercomputing infrastructure, the team also creates custom design tools and methodologies that accelerate innovation and enable hardware optimized specifically for AI.

Job Responsibility

  • Lead system signal integrity (SI) design for AI supercomputer product in the data center application
  • Collaborate with chip, package, boards, rack and system engineers, design partners to drive system SI design and develop innovative interconnect and high-speed technologies
  • Identify and evaluate new technologies and methodologies to improve signal and power integrity in product design, and contribute to the development of new products and technology by providing expertise in signal integrity
  • Perform simulation and modeling to identify and troubleshoot signal integrity issues
  • Lead system interconnect design, bring up and qualification
  • As the scope of the role and team grows, understand and influence roadmaps for hardware partners for our datacenter networks, racks, and buildings

Requirements

  • At least 10 years of industry experience
  • Experience design hardware system and SerDes testing for data center applications
  • Experience and good knowledge of system design experience in the SI areas, from chip, SerDes, board, rack level
  • Experience with PCB, connector and cable design

Nice to have

  • Strong bias toward action
  • Strong intrinsic desire to learn and fill in missing skills
  • Talent for sharing information clearly and concisely with others
  • Comfortable with ambiguity and rapidly changing conditions

What we offer

  • Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
  • Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
  • 401(k) retirement plan with employer match
  • Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
  • Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
  • 13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend to fuel your professional growth
  • Daily meals in our offices, and meal delivery credits as eligible
  • Relocation support for eligible employees
  • Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided
  • Offers Equity
  • Performance-related bonus(es) for eligible employees
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