Available for Opportunities
ramkumar@portfolio:~
— □ ×

$ whoami

Hello, I'm Ramkumar

$ echo "▊"

$ uptime

4+ years | 160+ servers | 50% incident reduction

Results-driven IT professional with 4+ years of expertise in Linux Administration, Shift Operations Leadership, and Major Incident Management in enterprise production environments.

⚡ View My Work 📬 Get In Touch 📄 Download CV
0+ Years Experience
0+ Servers Managed
0% Incident Reduction
0% RCA Improvement
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<about>

About Me

Ramkumar - Linux System Administrator
🐧 Linux Expert
🎓 Google Certified
🔧 4+ Years
Open to Opportunities

Managing Enterprise Infrastructure,
Leading from the Front.

Results-driven IT professional with expertise in Linux Administration, Shift Operations Leadership, and Major Incident Management in enterprise production environments. Currently serving as a Tech Lead at Cognizant, managing 160+ Linux servers across CentOS, Ubuntu, and SUSE platforms.

Proven track record in handling P1 incidents, leading war room calls, and implementing proactive measures that reduced critical incidents by 50%. Experienced in ServiceNow dashboards, post-incident reviews, and RCA processes that improved system stability by 25%.

📍
Location Chennai, Tamil Nadu
💼
Experience 4+ Years
🎯
Focus Linux & Incident Mgmt
🏢
Company Cognizant
</about>
<skills>

Technical Arsenal

Technologies and tools I work with to build and manage infrastructure

🐧

Operating Systems

CentOS95%
Ubuntu90%
SUSE Linux85%
Windows75%
🎫

IT Service Management

ServiceNow92%
Incident Management95%
Production Support90%
Jira85%
☁️

Cloud & Networking

Microsoft Azure80%
Cloud Computing82%
Computer Networking85%
Cyber Security78%
⚙️

DevOps & Tools

DevOps Practices82%
Citrix78%
💻

Programming Languages

Python82%
Java75%
Dart70%
HTML / SQL85%
</skills>
<experience>

Professional Journey

Current July 2024 — Present

Tech Lead

Cognizant — Chennai

  • Administers and supports 160+ Linux servers across CentOS, Ubuntu, and SUSE Linux platforms
  • Troubleshoots Linux OS issues and resolves incidents within SLA timelines
  • Handles user creation, permission management, patching, and server health validations
  • Maintains ServiceNow dashboards for operational visibility and stakeholder reporting
  • Conducts post-incident reviews and RCA, leading to a 40% reduction in recurring incidents and a 25% improvement in system stability
CentOSUbuntuSUSEServiceNowRCALinux
June 2022 — June 2024

Senior Systems Engineer

Cognizant — Chennai

  • Spearheaded response efforts for high-priority incidents, reducing system downtime by 50%
  • Led shift operations and team transitions through structured handover calls
  • Initiated and led war room calls for P1 / high-severity incidents involving cross-functional teams
  • Managed ticket queues and stakeholder communications during critical service disruptions
P1 IncidentsWar RoomShift OpsStakeholder MgmtITIL
</experience>
<certifications>

Certifications & Credentials

🎓

Google IT Support

Google IT Support Professional Certificate

Google (Nov 2021 — Jan 2022)
✓ Verified
</certifications>
<projects>

Featured Projects

Real-world infrastructure solutions I've designed and deployed

01
🚗

Wireless Module Car Control with Live Video Streaming

Built an Arduino-powered car from scratch, controlled via a custom-built Android app with live video feedback. Features wireless module communication, real-time video streaming, and a fully custom mobile interface for remote control.

ArduinoAndroidWireless ModuleVideo StreamingIoT
📡 Real-time wireless control
</projects>
<contact>

Let's Connect

Have a project in mind or looking for a Linux admin? Let's talk!

📧
📱
📍

Location

Thanjavur, Tamil Nadu
</contact>