About Luma AI Lumas mission is to build multimodal AI to expand human imagination and capabilities We believe that multimodality is critical for intelligence This requires a massive reliable and performant GPU infrastructure that pushes the boundaries of scale Our SRE team is the foundation of our research and product velocity responsible for the thousands of NVIDIA and AMD GPUs across multiple providers that power our work Where You Come In We are looking for a handson firstprinciples engineer who is fluent in Linux comfortable operating close to the metal and capable of architecting systems for the next generation of AI infrastructure You will build maintain and scale Lumas infrastructure across onprem and multivendor clouds AWS amp OCI serving as the bridge between hardware vendors cloud providers and our research teams What Youll Do Architect for Reliability amp Scale Participate in critical rearchitecture sessions to redesign our systems for higher efficiency and scale You wont just maintain existing clusters you will help define how our nextgeneration infrastructure operates Own MultiCloud GPU Clusters Take endtoend ownership of our production clusters for training and inference across AWS and OCI ensuring high availability and peak performance Drive Security amp Compliance Assist in achieving and maintaining security certifications SOC 2 Type 1 amp 2 ISO standards by implementing robust infrastructure security practices in a fastmoving AI startup environment Deep Linux Performance Tuning Use your mastery of Linux systems to troubleshoot and optimize performance at the OS and kernel level Build Robust Automation Write highquality tools and automation in Python Go or Bash to manage monitor and heal our infrastructure without relying on heavy operational toil Debug Complex HardwareSoftware Failures Serve as the final escalation point for the most challenging GPU networking InfiniBandRDMA and systemlevel issues often collaborating directly with hardware vendors like NVIDIA Who You Are 8 years of experience as an SRE production engineer or infrastructure engineer in a fastpaced largescale environment Deep Linux Mastery You possess deep handson expertise in Linux containerized systems and debugging lowlevel system performance Cloud Infrastructure Expert You have strong experience with providers like AWS or OCIamp Tenacious Troubleshooter You thrive on solving complex lowlevel problems where hardware and software intersect Startup DNA You are energetic and thrive in a less structured fastpaced environment SecurityMinded amp You possess a working knowledge of security best practices and familiarity with compliance frameworks such as SOC 2 and ISO Expert in HighPerformance Networking You have practical experience with InfiniBand RDMA or RoCE and understand how to optimize throughput for massive distributed training jobs What Sets You Apart Bonus Points Deep expertise with GPU tooling for NVIDIA and AMD GPUs like DCGM or ROCm Experience managing largescale GPU clusters for AIML workloads training or inference Familiarity with job management systems based on Kubernetes or orchestration frameworks like Ray
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