Software Engineer, Workload Enablement

Qualifications BS in CS/EE (or equivalent practical experience). 5+ years in one or more of: ML systems, performance engineering, distributed systems, or HPC. Strong hands-on experience with: PyTorch and modern LLM training/inference stacks Large-scale distributed training concepts (data/model/pipeline parallel, collective comms) Experience with RDMA and debugging/optimizing comms libraries (NCCL or RCCL) and their interaction with hardware/network Proficiency in Python plus comfort reading/writing performance-critical code (C++/CUDA/HIP is a plus). Strong profiling/debugging skills (e.g., Nsight, rocprof, perf, flamegraphs; ability to reason from traces/counters). Preferred Skills Experience building workload-shaped benchmarks and stress/fault tests that correlate to production behavior (not just synthetic loops or microbenchmarks). Familiarity with RDMA networking and transport tuning; understanding of how network topology and congestion impact collectives. Experience running and validating workloads in Kubernetes, and bridging “research code” into robust, repeatable infrastructure. Hands-on lab experience with early hardware (new NICs, new GPUs/accelerators, early racks). About OpenAI OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence

benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. For additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement . Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations. To notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form . No response will be provided to inquiries unrelated to job posting compliance. We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link . OpenAI Global Applicant Privacy Policy At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.

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