PUNNAM VISHNU VARDHAN

Linux System Administrator | Infrastructure Services

Kakinada, IN.

About

Results-oriented IT professional with 3 years of experience specializing in Linux system administration and infrastructure services. Expert in managing, patching, and hardening RHEL and Ubuntu environments, with a proven ability to enhance operational efficiency through Bash scripting and proactive system monitoring. Adept at troubleshooting complex system issues and collaborating with technical teams to ensure system security and uptime.

Work

DXC Technology

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Analyst II, Infrastructure Services

Bangalore, Karnataka, India

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Summary

Led infrastructure support for DXC Technology, ensuring high availability and performance of over 500 Linux servers through expert system administration and proactive issue resolution.

Highlights

Managed and maintained a fleet of 500+ RHEL, Ubuntu, and CentOS Linux servers, ensuring high availability and optimal performance for critical enterprise applications.

Automated routine administration tasks using Bash scripting, significantly reducing manual effort and improving consistency across operations.

Diagnosed and resolved a wide array of critical system issues, including complex kernel panics, file system corruption, and network outages, minimizing downtime for enterprise applications.

Implemented rigorous internal checks for newly provisioned servers, leading to a 95% reduction in post-deployment issues and enhancing system stability.

Developed and maintained comprehensive technical documentation for system configurations, enhancing team efficiency and streamlining the onboarding process for new engineers.

Education

Aditya Engineering College

Surampalem, Andhra Pradesh, India
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Bachelor of Technology Petroleum Engineering

Awards

DXC Champs Award

DXC Technology

Recognized for outstanding performance and contributions to the team.

DXC Leading like a Champion Award

DXC Technology

Acknowledged for demonstrating leadership qualities and commitment to excellence.

Languages

English

Telugu

Hindi

Certificates

Red Hat Certified System Administrator (RHCSA)

Red Hat

Microsoft 365 Certified: Fundamentals

Microsoft

Microsoft Certified: Azure Fundamentals

Microsoft

Skills

Operating Systems

Red Hat Enterprise Linux (RHEL), Ubuntu, CentOS, OpenSUSE.

Linux Administration

System installation, Configuration, Patching.

Scripting

Bash, Python, Shell scripting, Automation, Monitoring.

Monitoring Tools

Nimsoft, Grafana, vmstat, top, sar.

Cloud Platforms

AWS, Azure.

Networking

TCP/IP, DNS, DHCP, VLANs, Routing, Troubleshooting, netstat, traceroute, tcpdump.

Virtualization & Containers

Docker.

Automation, Configuration Management & Version Control

Git, Ansible, Veritas Cluster Server.