Summary
Overview
Work History
Education
Skills
Languages
Personal Profile
Timeline
Generic

Gunasekaran S

Gobichettiplayam,India

Summary

Experienced IT Support and End User Computing professional with over 9 years of hands-on experience, progressing from System Engineer to Senior Engineer roles. Proven expertise in supporting large-scale enterprise IT environments, resolving complex technical issues, and maintaining high service standards with SLK Software Group (Sep 2022 – Jul 2025), with prior experience at HCL Technologies (Jan 2020 – Sep 2022), NTT Data Global Delivery Services (Nov 2017 – Dec 2019), and Magna Infotech (Nov 2015 – Oct 2017), supporting clients including Vodafone Global delivery services and Wipro Infotech.

Overview

10
10
years of professional experience

Work History

Senior Engineer

SLK Software Group
Bangalore, Karnataka
09.2022 - 07.2025
  • Working as L3/L2 Support Engineer with EUC Operation Team
  • Application packaging and deployment involving line of business apps, Store apps and creating custom packages while monitoring the usage status.
  • Involved in the implementation of MFA, Windows Hello, and Deployment of Windows 11 OS for the entire organization.
  • Managing device compliance and working with users to bring the devices back to compliance.
  • Co-ordinate with Cybersecurity team on Application Vulnerabilities and taking necessary actions to remediate.
  • Handling User Onboarding/ Offboarding, license management, Asset management.
  • Managing Groups, DLs, Dynamic DLs, Mailboxes, Shared Mailboxes, Resources, Mail Flow rules, Message trace in EAC.
  • Creating and configuring SharePoint sites, managing user permissions, libraries and lists, recovering deleted files and folders, managing user profiles and delegating OneDrive access of former employees.
  • Managing Teams and channel, assigning phone numbers to users based on calling plan, managing calling policies, managing phone number inventory, configuring emergency locations.
  • Monitoring Session Border Controller (SBC) servers and Analog Telephone Adapter (ATA) devices hosting Teams/ PSTN calls.
  • Worked on automations using PowerShell: AD-HRMS discrepancy report; Active AD user report; Last Sign in Report.
  • Incident/Service Request/Change management and taking utmost care in resolving issues within SLA.
  • Assisting users with issues related to Windows, VPN, Mailbox, Applications, O365 apps, OS reimage etc. routed from L1 team.
  • Assigning and revoking license for Onboarded users, Resource Groups as per Client needs from Azure Security Groups.

Technical Specialist

HCL Technologies
Bangalore, Karnataka
01.2020 - 09.2022
  • Microsoft Azure Cloud Administrator involved in configuring virtual machines, storage accounts, resource groups, E workspace applications.
  • Troubleshoot through Windows remote assistance Tools, LogMeIn and VNC.
  • Creating user mobile Devops profiles and managing in MFA servers.
  • Expertise in Global call handler, Escalation email support, VM environment Support (DOD) and NOC Monitor (using PRTG & whats app Gold tool)
  • RSA Soft Token distribution through RSA Secure ID Server.
  • Managing and modifying the NextGen VDI Machines.
  • Comfortable with service now, BMC remedy, E helpline ticketing tool.
  • Configuration & troubleshooting of O365, Avaya configuration login, share drive sync issues, OS image deploy, Software center and Pulse secure VPN
  • Managing and supporting over 100 web portals
  • Creating incidents and service requests on behalf of users through Service Now Ticketing tool & maintain the C-SAT survey.
  • Providing complete IT support to all internal HCL services employees and Deutsche Bank users.

End User Computing Analyst

NTT Data Global Delivery Services
Bangalore, Karnataka
11.2017 - 12.2019
  • Handling Global call, email and Remote support to Windows users by LogMeIn & Skype for business.
  • Configuration & troubleshooting of Outlook 365 and assigning license to user.
  • Troubleshooting of cisco WebEx & plugin installation (desktop, add-on & mobile device configuration)
  • Providing complete IT support to all internal NTTDATA services employees.
  • Providing timely response to the emails sent by the users.
  • Coordinating with different support groups, if it’s not in our scope.
  • Processing incidents and service requests initiated by customers using Self-Service Portal, email and call.
  • Creating incidents and service requests on behalf of users through BMC Remedy Ticketing tool & maintain the C-SAT survey.
  • Escalating incidents and service requests to the next level of support if necessary.
  • Configuration & troubleshooting of Outlook, Printer & Scanner, Cisco VPN related issue.
  • AirWatch Support: Giving Help desk support such as Windows Password Reset, forgotten device passcode, locate lost device, Buzz lost device, enterprise wipe etc.
  • Patches installation -Server/ User End (through SCCM / WSUS Server).
  • Monitoring Team with L1 Resources for All domains to cover 24x7 IT Environment (Server, Network Devices (MPLS, NLD & Internet links, Storage and Database)
  • Perform daily health checks (Network, Servers & Data center) using whats app gold, PRTG, Cacti, NetFlow Analyzer tool.
  • We do raise request with Internet Service provider, if any NLD or internet Links down or flapping issues.

System Engineer

Magna InfoTech Ltd Bangalore
Bangalore, Karnataka
11.2015 - 10.2017
  • Client Organization: Wipro InfoTech & Vodafone Global Delivery services.
  • Working with E-helpline Ticketing tool.
  • Handling calls, Emails and Tickets
  • Support customer through remotely (Ultra vnc 1.8, Bomgar &Any Desk, Team Viewer)
  • Troubleshooting Active Directory replication problems.
  • Work with Cyberoam, Active directory, Outlook 365 & Exchange, Oracle Apps
  • Deployment of OS via RIS
  • Responsible for SEP (Symantec Endpoint Protection) and Non-Patch compliance.
  • Managing and supporting over 600 web portals
  • Troubleshooting Printer issue, Outlook, Manage and monitor all installed Systems & application software’s, maintain security and backup
  • Virus Protection and Eradication.
  • Troubleshooting hardware issues and liaise with vendor support

Education

B.E. - Electrical & Electronics

M.P. Nachimuthu M. Jaganathan Engineering College
Erode,Tamilnadu. India
01.2013

HSC -

Diamond Jubilee Higher Secondary School
Gobichettipalayam,Tamilnadu. India
01.2009

SSLC -

Diamond Jubilee Higher Secondary School
Gobichettipalayam,Tamilnadu. India
01.2007

Skills

  • Windows Active Directory, Microsoft entra ID, Microsoft Intune, Microsoft 365 admin center, Exchange admin center, Sharepoint admin center, Teams admin center, MFA, SCCM,BMC Remedy,ServiceNow, LogMeIn, Remote Desktop, ConnectWise, Universal Printer Management

Languages

English, Tamil and Kannada

Personal Profile

  • Date of Birth: 19.10.1991
  • Father Name: Mr. C.K.Subramaniam
  • Nationality: Indian
  • Gender: Male
  • Address: 17, Chinnagoundanpalayam, Gobi (Tk), Erode, Tamilnadu, Pin: 638453

Timeline

Senior Engineer

SLK Software Group
09.2022 - 07.2025

Technical Specialist

HCL Technologies
01.2020 - 09.2022

End User Computing Analyst

NTT Data Global Delivery Services
11.2017 - 12.2019

System Engineer

Magna InfoTech Ltd Bangalore
11.2015 - 10.2017

B.E. - Electrical & Electronics

M.P. Nachimuthu M. Jaganathan Engineering College

HSC -

Diamond Jubilee Higher Secondary School

SSLC -

Diamond Jubilee Higher Secondary School

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