Hardware / Software Codesign Engineer - 3P
About the Team 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 integr
What this role actually needs.
About the Team 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 integr Responsibilities: - Co-design future hardware for programmability and performance with our hardware vendors - Assist hardware vendors in developing optimal kernels and add support for it in our compiler - Develop performance estimates for critical kernels for different hardware configurations and drive decisions on compute core and memory hierarchy features - Build system performance models at different abstraction levels and carry out analysis to drive decisions on scale up, scale out, front end networking - Work with machine learning engineers, kernel engineers and compiler developers to understand their vision and needs from high performance accelerators - Manage communication and coordination with internal and external partners Requirements: - 4+ years of industry experience, including experience harnessing compute at scale and optimizing ML platform code to run efficiently on target hardware. - Strong experience in software/hardware co-design - Deep understanding of GPU and/or other AI accelerators - Experience with CUDA, Triton or a related accelerator programming language - Experience driving Machine Learning accuracy with low precision formats - Experience with system performance modeling and analysis to optimize ML model deployment Company context: OpenAI builds frontier AI systems, research infrastructure, and applied products for developers, enterprises, and global users.
Day-to-day expectations
OpenAI lists these responsibilities for the Hardware / Software Codesign Engineer - 3P role.
- Co-design future hardware for programmability and performance with our hardware vendors
- Assist hardware vendors in developing optimal kernels and add support for it in our compiler
- Develop performance estimates for critical kernels for different hardware configurations and drive decisions on compute core and memory hierarchy features
- Build system performance models at different abstraction levels and carry out analysis to drive decisions on scale up, scale out, front end networking
- Work with machine learning engineers, kernel engineers and compiler developers to understand their vision and needs from high performance accelerators
- Manage communication and coordination with internal and external partners
What a strong candidate brings
These requirements are extracted from the source listing and normalized for UpJobz readers.
- 4+ years of industry experience, including experience harnessing compute at scale and optimizing ML platform code to run efficiently on target hardware.
- Strong experience in software/hardware co-design
- Deep understanding of GPU and/or other AI accelerators
- Experience with CUDA, Triton or a related accelerator programming language
- Experience driving Machine Learning accuracy with low precision formats
- Experience with system performance modeling and analysis to optimize ML model deployment
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Source: jobs.ashbyhq.com · Source ID: bdbb2292-ecb3-42dc-ba89-65edf397d8f8 · Confidence: 97/100 · Last checked: May 7, 2026
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