Nareshkumar Nambiappan, Senior System Administrator

Nareshkumar Nambiappan

Senior System Administrator

Regency Group Holding

Location
India
Education
Master's degree, MBA in Systems
Experience
15 years, 3 Months

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Work Experience

Total years of experience :15 years, 3 Months

Senior System Administrator at Regency Group Holding
  • Qatar - Doha
  • My current job since November 2016

• Building and troubleshooting of servers running on Windows server 2019, 2016, 2012, and 2008 operating systems.
• Troubleshooting OS booting issues, configuration issues, and configuring servers as per user request.
• Configuring and troubleshooting tools like Active Directory, DNS, DHCP, and Group Policies.
• Handling server migrations from windows server OS 2008 to server 2016 and 2019 versions.
• Handling additional domain controller and DHCP server migrations.
• Configuring and managing virtual servers running on Hyper-V.
• Managing Microsoft Office365 admin center.
• Managing Microsoft Exchange 2010 and 2016 server.
• Handling mailbox migrations from on-premises to cloud office365.
• Managing email security using Barracuda messaging gateway.
• Configuring and managing backups through IBM tape library TL4000, TS3100 by using VEEAM backup solution.
• Configuring and managing backups through tape library TL4000, TS3100 by using VERITAS Backup Exec 2016.
• Installing and managing Symantec Endpoint Protection Manager 14.3 server.
• Joining critical incidents to restore the production ASAP.
• Monitoring Oracle Linux VM servers by using Nagios.
• Managing Oracle E-Business Suite R12C application.
• Monitoring Oracle EBS 12C database using Oracle Enterprise Management.
• User creation and assigning responsibilities to new users in the Oracle EBS R12C application.
• Compiling and Managing file movements like .fmb, .fmx and .rdf to Oracle R12c application.
• Managing Checkpoint 4200 Firewall.
• Installing and managing the file server, printer server and assigning user rights.
• Monitoring servers and network devices using the PRTG monitoring tool.
• Managing and monitoring the daily routine tasks of the data center.
• Managing worksheet for all licensing software products and system Assets.
• Interact with vendor support to resolve technical problems for servers, computing equipment, and software.

System Administrator at Scientific Publishing Services
  • India - Chennai
  • July 2014 to November 2016

• Installing and managing Windows server 2008 and 2012.
• Configuring and troubleshooting Active Directory, DNS, Group Policies, and DHCP.
• Managing Microsoft Exchange server 2003 with Symantec messaging gateway.
• Configuring and Maintaining Checkpoint 4200 Firewall.
• Scheduling and restoring backups through Symantec Backup Executive 2010.
• Creating Aggregates, Volume, Qtrees, and CIFS Shares in NetApp FAS2552 model.
• Maintaining of AVAYA IP office500 system and its applications.
• Maintaining and upgrading Symantec endpoint protection manager 12.1.6 in server.
• Maintain passwords, data integrity, and file system security for the computing environment.
• Assigning rights and privileges to users to access files and folders.

Desktop Engineer at scientific publishing services (sps)
  • India
  • February 2009 to June 2014

• Managing network facilities with 500 computers including Dell OptiPlex 3020, OptiPlex 9010.
• Installing Windows OS 7, 8, and 8.1.
• Troubleshooting applications like MS Office 2007, MS Office 2010, MS Office 2013, Acrobat Professional, Adobe CS6, Adobe CC 2014, Symantec Endpoint, etc.,
• Maintain and resolve issues on LAN/WAN
• Ensuring that Anti-Virus is up-to-date.
• Configuring, maintaining Network Printers (HP, Canon), and assigning user rights.
• Interact with vendor support to resolve technical problems for servers, desktop computing equipment, and software.
• Managing worksheet for all licensing software products & system Assets.

Education

Master's degree, MBA in Systems
  • at Manonmaniam Sundaranar University
  • May 2021
Bachelor's degree, BCA
  • at Manonmaniam Sundaranar University
  • May 2017
Diploma, Electronics And Communication Engineering
  • at Srinivasa Polytechnic College
  • May 2008

Specialties & Skills

Active Directory
Symantec Endpoint Protection
Microsoft Exchange
Veritas
Windows Server Administration
Veritas Backup
Office365
Veeam Backup
Symantec Endpoint Protection
Windows Server
Exchange Server

Languages

English
Intermediate

Training and Certifications

Oracle Cloud Architect Associate 2021 (Certificate)
Date Attended:
February 2022
Oracle Cloud Infrastructure Foundations 2021 (Certificate)
Date Attended:
February 2022
CCNA (Certificate)
Date Attended:
January 2011
Valid Until:
January 2014

Hobbies

  • Playing Volleyball,Badminton