Karthikeyan K

Experience

• 

  GRis

  Apr 2010 - May 2011

  System Engineer

  Hardware: Assembling, Installing and Troubleshooting.Creating Partitions on the Hard disk(s). Installing Operating System (Microsoft) on the Computer. Configuring Devices installed in the Computer with its Device Driver software. Creating Peer to Peer Network. Creating Client Server Basis Networking upon Computers (LAN) using Windows NT and 2000 Server and Windows NT and 2000 Workstation Operating Systems. Installing Internet Service using Modem, Hubs (NIC), and proxy settings for Clients. Installing various Application Software and Assigning User rights. Internet Protocol (IP) address configuration and DHCP based IP Address configuration. Managing Server and assigning the user rights for the Client computers. Customer Support and Troubleshooting with Operating System. Show less

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  Suguna Groups

  Jun 2011 - Dec 2018

  Managing and maintaining windows server 2003 and 2008 services Managing and maintaining Exchange server 2007 management applying exchange server policies Managing and maintaining ADS, DNS, DHCP To Maintain Distribution groups and security groups.Deploying SCCM and OCS 2007 configuration and maintaining.Managing and maintaining of Microsoft office live meeting & video ConferencingConfiguring and troubleshooting servers, desktops, and laptops.Maintaining local and global groups and implementing group policies and assigning user permissions.Remote desktop support for branch users through Team viewer 6, VNC.Antivirus management by using Symantec Endpoint protection 11 & automating the virus definition updates for all the Clients.Maintaining and supporting Network connection using MPLS-VPN (Tulip),VPN.Giving access to users for VPN and VPN Certificate Administration.LAN/WAN monitoring and troubleshooting network performance using Network management software tools like PRTG. Show less

  • System Administrator

    Jun 2011 - Dec 2018

  • System Administrator

    Jun 2011 - Dec 2018
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  Indus Coffee Pvt Ltd.

  Jan 2019 - Dec 2019

  Senior Executive Information Technology

   Installation, Administration Windows Server 2012/2008/2003. Installing the OS through KVM on Blade servers. Administrating Server Performance, optimization and checking the ADS health, network health check. Active Directory Change management in Users and Groups. Creating and Maintaining Group policies in windows 2012 R2 server. Implementing and maintaining DNS, DHCP and FSMO Roles. Creating scopes in DHCP and maintaining. Creating the image deployment using WDS and maintaining. Providing user permission in file servers. Assigning the printers like dept. wise using print servers. Sufficient H/W Skills to handle HP like configuring ILO generating the AHS Log report to find out the hardware failures. Maintaining DL 380 server and BL 460 servers. Creating the Arrays and configuring the RAID levels in servers. Interacted with vendor and do the necessary action for any hardware failure on the HP servers–(RAM/Array controller) Providing Remote Support through RDP,ILO. Server backup and restore through Acronis backup. Deploying necessary OS patches to Servers through Blade Logic Server Automation tool. Managing and Maintaining the sequrite AV Endpoint Sequrtiy 7.4. Creating the policies ,web securtiy,application security for user group wise in antivirus server. Patching the AV updates to clients on regular basis. In Gsuite creating the E Mail ID’s and managing the group user Management. Supporting and resolving Incident & Change management tickets through CA Service Desk Show less

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  HCL Technologies

  Dec 2019 - now

  Technical Specialist

   Maintaining VM Environment of over 600 Esxi box / 13000 servers Deploying patches & software using Chef. Deployment of OS in Virtual Machines using VMware Client v6.7. Deployment of OS in Physical (BL & DL) Servers using HP Rapid Deployment Agent / MDT process Building clone servers. Accessing the Hardware and upgrading Firmware using HP ILO 2/ILO 3. Configuring Windows server clustering. VM Migrations during maintenance and updates in host using DRS. Migration of VM using VMware vCenter Converter to Target vCenter. Migration of VM & Datastores using vMotion and Storage vMotion. Configuring HA, DRS and FT features for Critical and Priority VMs. VRealize Operation Manager for health monitoring. Patching Esxi Host, vCenter Windows Based, Appliance Based vCenters and PSC Upgrading Esxi Host to higher version using update manager as well as using commands in Putty/DCUI. Host Firmware upgrade. Configuring DRS Rules depending on licencing or application limitation. VM migration’s using native tools like vMotion, Working with VM configuration files for VM registration / VM removal both GUI / powercli. Creating datastore and managing datastore cluster. Configuring NFS Datastores / FCOE LUN’ on ESXI hosts. VM Troubleshooting | issues with vmwarelog, Snapshot and task&events. Host Troubleshooting | connectivity issues during hardware failure typically PSOD and working with VMware / Hardware vendor to find the root cause of failure. VMware Tools update using update manager / powercli. Working on snapshot failures for Backup related issue, Snapshot consolidation and snapshot invalid configuration error. Working on template creation, exporting OVF templates. Working on vLAN tagging with network team and configuring Distributed switches. Working on Host Profiles for maintaining Host Compliance across environments. Show less