Summary
Overview
Work History
Education
Skills
Accomplishments
Work Availability
Certification
Timeline
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Rameshkumar Rajan

System Administrator
North Usman Road,Chennai,Tamil Nadu

Summary

Driven Systems Administrator with 8 years of experience in software implementation and maintenance. Proven history of managing complex infrastructures and data center operations. Expert in solutions-oriented business application problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration.

Overview

1
1
Certification
3
3
years of post-secondary education
8
8
years of professional experience

Work History

System Administrator

Computer Enterprise Inc
Chennai, Tamil Nadu
05.2016 - Current
  • Installed, configured, tested and maintained operating systems, application software and system management tools.
  • Worked closely with customers, internal staff and other stakeholders to determine planning, implementation and integration of system-oriented projects.
  • Built and maintained network infrastructure consisting of Windows, Linux and virtual products.
  • Wrote and maintained custom scripts to increase system efficiency and performance time.
  • Participated in all phases of system development life cycle, from requirements analysis through system implementation.
  • Defined enterprise processes and best practices and tailored enterprise processes for applications.
  • Managed and monitored all installed systems for highest level of availability.
  • Provided technical level support and troubleshooting to internal and external clients.
  • Resolved vulnerabilities by making improvements to network security.
  • Interacted directly with users to diagnose and correct major system issues and address concerns.

Linux and Datacentre Administrator

NVIDIA Graphics Private Ltd
Bangalore, Karnataka
11.2012 - 04.2016
  • Provide OS level support like Installing/Upgrading and troubleshooting any OS related issues.
  • Monitoring the LINUX/UNIX Compute nodes and miscellaneous servers using Nagios.
  • Handling the UNIX on-call Support on holidays and weekly basis.
  • Ensure to keep all the datacenter equipment (UNIX, Storage & Networking) UP with minimum downtime.
  • Installing and configuring new hardware (HP, DELL & SUPERMICRO Etc.) and software's.
  • Provide hardware level support by fixing issues with disks or motherboards or any other server parts.
  • Engaging the vendors for any hardware issues related to datacenter equipment.
  • Take care of all the RMAs keep the proper inventory for all the inward and outward goods.
  • Regular log maintenance for identifying activities, tasks, alerts and problems in the data center.
  • Provides all kinds of physical and basic OS level support during any planned and un-planned outages.
  • Compile the information as requested by IT-team in a concise and organized format that is easy to understand.

Education

Master of Computer Application - Computer Application

Anna University
Chennai
06.2009 - 06.2012

Skills

Linux

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Accomplishments

Computer Enterprise Inc:

  • Implemented the server consolidation on application stacks servers and archived 50% cost reduction in the number of servers and licenses.
  • Award as the employee of month.
  • Completed major go-live production issue in scheduled time.
  • AWS cost optimization.

Nvidia Graphics Private Limited:

  • Collaborated with team for server farm upgrade project [200 servers and added them into cluster].
  • Award as the team player.
  • Migrated the data center inventory from excel to OpenDCIM tool to concise format.

Work Availability

monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Certification

Certified Kubernetes Administrator

Timeline

Certified Kubernetes Administrator

03-2021

System Administrator

Computer Enterprise Inc
05.2016 - Current

Linux and Datacentre Administrator

NVIDIA Graphics Private Ltd
11.2012 - 04.2016

Master of Computer Application - Computer Application

Anna University
06.2009 - 06.2012

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Rameshkumar RajanSystem Administrator