I am an experienced Linux and Unix Administrator with over 10 years working in enterprise environments. My skills cover system administration, automation, and infrastructure management. I have a strong history of providing efficient solutions. My key skills include:

✔ HPC ENGINEER: Optimizes supercomputing environments for GEN AI and RUN AI projects. Administers infrastructure, configuring NVIDIA CUDA for efficient AI workloads on GPU and CPU systems, high-speed InfiniBand interconnects.

✔ UNIX/LINUX ADMINISTRATION: Extensive hands-on experience with RedHat Linux (RHEL 5, 6, 7, 8 , 9), IBM AIX, SUSE, and other Linux distributions (CentOS, Ubuntu, DGX OS).

✔ BASH SCRIPTING SPECIALIST: Expertise in automating daily BAU operations, reducing manual tasks, and improving efficiency through customized shell scripting.

✔ CLUSTER & HIGH AVAILABILITY SOLUTIONS: Proficient in IBM PowerHA SystemMirror (6.1 & 7.1), including configuration, migration, and maintenance of high-availability clusters.

✔ IBM POWER SYSTEMS: Deep experience with Power5, Power6, Power7, and Power8 hardware, PowerVM, NIM, and managing Linux deployments via Kickstart.

✔ ANSIBLE AUTOMATION: Extensive experience using Ansible to automate and manage infrastructure configurations, along with Foreman and RedHat Satellite for systems management.

✔ STORAGE & DATA MANAGEMENT: Proficiency in IBM GPFS, IBM Spectrum Scale, and managing large-scale storage environments.

✔ SOLARFLARE AND MELLANOX: Solarflare and Mellanox Specialist | SFPtPD for Low-Latency PTP Time Clock Synchronization Expertise

✔ VIRTUALIZATION & CLOUD: Skilled in VMware vCenter, vSphere, with basic knowledge in AWS and Azure cloud technologies.

✔ SYSTEM ARCHITECTURE & R&D: Passionate about designing robust system architectures, conducting research and development to implement cutting-edge solutions.

✔ ADVANCED TROUBLESHOOTING & PROBLEM-SOLVING: Able to quickly find and fix issues in Linux/Unix systems. Experienced in solving system failures, performance problems, and setup errors to keep everything running smoothly.

✔ NVIDIA DGX & HARDWARE ARCHITECTURE: Maintains large-scale supercomputer environments with GPU and CPU-based architecture systems (NVIDIA DGX, Supermicro, Dell PowerEdge, HP ProLiant, etc.). Familiar with X86 hardware architecture, including CPU, GPU, SSD, PCIe.

I am always open to discussing new opportunities, projects, and collaborations.

Let’s connect! Reach me at namasivayam.cse@gmail.com