Vasanth Kumar

Experience

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  Wipro Limited

  Dec 2015 - Apr 2018

  System Administrator

  Monitoring Clustered Exchange and Lync (with 80k+ EV users) Environment of (15,000 - 180,000+) users.Supporting Hybrid environment with Office 365 - Exchange Online and integration with On-premise Exchange environment.Implementation and Administration of O365 and Exchange Server for managing Email, Group IDs & DLs.Migrate On-Premise mailbox to cloud O365. and vise versa.Patch /update rollup and configuration management of MS Exchange.Monitoring the DAG performance and taking necessary action based on the alert.Monitoring mail queue of Exchange servers.Mail Tracking in exchange and office 365.Creation of transport rule in exchange and EOP.Redistributing Database whenever there is database failure to other servers.Analyzing and troubleshooting of exchange event logs based on mailbox, database and server.Managing Active Sync on given user mailboxes.Administrating Active Directory users, computers and groups management.Managing user accounts and permissions at AD level.Creating and Modifying DNS entries in AD.Understanding of internal, external mail flow and Troubleshooting Mail routing issue.Providing Mailbox rights/delegate access of common Mailboxes to specific Users.Assigning O365 License and mail features to the user mailbox.Throttling Policy settings on request basis for the Group Ids.Perform Computer and User OU movement request basis.Administration for user id lockout on ADFS server.Worked on In-place upgrade from Lync 2013 to S4B, fresh installation of Skype for Business server.Troubleshooting Lync (Using Lync Server Debugging Tool, Open source monitor, Net-mon and Fiddler).Working on all levels of Lync 2013/Skype for Business end-user trouble-shootings.Worked on Problem tickets to find the fix for the long term persisting issues with the help of Microsoft.knowledge on Active Directory ,Exchange,FSMO roles ,DNS,Group policy,DAG.Having knowledge on Azure AD , EMS. Show less

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  IBM

  May 2018 - Oct 2018

  System Administrator

  Working has MsExchange System Administrator

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  DXC Technology

  Oct 2018 - Dec 2020

  Svc Delivery Cons II
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  Cognizant

  Dec 2020 - now

  Technical Lead

  Overall 8years of experience in Industry in administrating Azure IaaS/PaaS services Azure DevOps, Azure Kubernetes Services, Docker, Azure Active Director, IAC with terraform with Azure.• Major Focus on configuration SCM, Build/Release Management, Infrastructure as a code (IAC) with Terraform and Azure DevOps.• Extensive experience in migrating on-premises applications to Azure and configure VNETs.• Hands on experience in writing Azure Resource Manager (ARM) and Terraform to deploy, update and delete multiple resource in Azure. Show less