Summary
Overview
Work History
Education
Skills
Certification
Accomplishments
Tools & Technologies Summary
Timeline
Generic
GM EAASWARAN

GM EAASWARAN

Technical Lead
Chennai

Summary

Results-driven Unix/Linux Technical Support Lead with 3 years of experience, including 2 years as a Technical Support Engineer and L3 Technical Lead. Specializes in client-focused issue resolution, system troubleshooting, server migration, and decommissioning in enterprise environments. Skilled in system troubleshooting, patch management, security hardening, server migrations, and automation scripting using Bash. Holds certifications as RHCSA, Google Cybersecurity Professional, and Google Certified Generative AI Leader. Known for optimizing server performance, reducing downtime, and collaborating with cybersecurity teams to maintain secure infrastructures and proven ability to blend AI driven innovation with enterprise system support, driving digital transformation through automation, prompt engineering, and AI strategy

Overview

3
3
years of professional experience
3
3
years of post-secondary education
3
3
Certifications
2
2
Languages

Work History

L3 Technical Lead (UNIX/Linux)

Tata Consultancy Services (TCS)
09.2024 - Current
  • Led migration of 500+ enterprise Unix servers with zero downtime and service disruption.
  • Developed automation scripts, saving 20+ hours/week and reducing manual errors.
  • Directed root cause analysis for high-severity incidents; improved response times by 30%.
  • Enhanced team collaboration and communicated solutions to stakeholders, reducing incident response times by 30%.
  • Coordinated with cross-department teams like QA, DevOps, and Support to ensure seamless end-to-end software delivery process.
  • Maintained close communication with clients throughout project life cycles for accurate progress reporting and prompt issue resolution.
  • Drove customer satisfaction by prioritizing feature requests based on detailed analysis of user feedback and market trends.

L2 Technical Support Engineer (UNIX/Linux)

Tata Consultancy Services (TCS)
09.2022 - 08.2024
  • Executed monthly patching and updates across 100+ critical servers.
  • Diagnosed and resolved incidents using SSH-based tools (PUTTY, Terminal), reducing MTTR.
  • Utilized problem-solving and communication skills to diagnose and resolve incidents, ensuring client satisfaction and 99.9% uptime.
  • Handled CRQ management and coordinated with teams to maintain 99.9% uptime.
  • Partnered with cybersecurity teams to assess patch effectiveness and vulnerabilities.
  • Maintained documentation for SOPs, RCA reports, and server logs.

Education

Bachelor of Science - Computer Science

Prince Shri Venkateshwara Arts And Science College
Chennai, India
07.2019 - 06.2022

Skills

  • OPERATING SYSTEMS: Linux (Red Hat, CentOS), Unix

  • AUTOMATION & SCRIPTING: Bash, Python, Ansible

  • VIRTUALIZATION & CONTAINERS: VMware (vSphere), Docker

  • IT OPERATIONS: Patching, Rebooting, Server Monitoring, RAID (HW/SW)

  • REMOTE SUPPORT

  • System administration

  • SLA management

  • Operations management

Certification

Google Cybersecurity Professional Certificate

Accomplishments

  • Xcelerate Warrior - TCS, 2023: Designed daily active learning materials.
  • Best Performer - TCS, Apr 2023: Delivered consistent project success and client satisfaction.

Tools & Technologies Summary

  • Tools: PUTTY, ServiceNow, VMware vSphere, HMC Console, Monitoring Tools
  • Scripting & Infra: Bash, Python
  • Containers & Virtualization: Docker, VMware
  • Prompt Engineering - Advanced-level proficiency

Timeline

Google Cloud Certified Generative AI Leader

07-2025

L3 Technical Lead (UNIX/Linux)

Tata Consultancy Services (TCS)
09.2024 - Current

Google Cybersecurity Professional Certificate

01-2023

Red Hat Certified System Administrator (RHCSA)

12-2022

L2 Technical Support Engineer (UNIX/Linux)

Tata Consultancy Services (TCS)
09.2022 - 08.2024

Bachelor of Science - Computer Science

Prince Shri Venkateshwara Arts And Science College
07.2019 - 06.2022

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