The AI/HPC System Performance Engineer at Meta will focus on optimizing large-scale AI training and inference clusters. This role involves performance characterization, bottleneck analysis, and ensuring maximum throughput and efficiency for AI workloads. The engineer will collaborate with various teams to define performance requirements and validate new HPC configurations. The position requires a strong background in system performance engineering and distributed computing.

• 5+ years of coding experience in C, C++, Python, or similar programming languages.
• Experience profiling and optimizing distributed AI or HPC workloads.
• Experience debugging complex performance issues across multi-layer systems.
• Experience designing and implementing performance monitoring systems.
• Experience driving cross-functional technical projects from requirements definition through production deployment.
• 6+ years of experience in system performance engineering, network infrastructure engineering, or a related field.

• Profile and benchmark AI training and inference workloads across large-scale HPC clusters.
• Develop and maintain performance analysis frameworks and dashboards.
• Investigate and resolve performance regressions in distributed AI training environments.
• Collaborate with network infrastructure, hardware, and AI research teams.
• Design and execute capacity and scalability experiments for AI supercomputing infrastructure.
• Build tooling and automation to monitor HPC system health and detect anomalies.
• Establish service level objectives for AI cluster network performance.
• Lead technical design reviews for network and system architecture changes.
• Mentor other engineers on HPC performance methodologies and debugging techniques.
• Leverage AI-assisted workflows to accelerate root cause analysis and automate performance reporting.

• Employees at Meta are often offered comprehensive benefits, including medical/dental/vision coverage, mental-health resources, family planning support (fertility, adoption, surrogacy), and caregiving programs. Financial benefits typically include a competitive retirement plan, equity awards, life insurance, and access to financial coaching and legal support. Time-off benefits commonly feature generous PTO and holidays, unlimited sick time, various paid leaves, flexible “Global Travel Days,” and a 30-day paid break every five years.