IT System Engineer
ADCB Bank
Total years of experience :13 years, 4 Months
Migrated Active Directory 2012 R2 to 2019.
Managing DNS and DHCP services.
Troubleshooting Windows Servers 2008, 2008 R2, 2012, 2012R2, 2016 & 2019.
Troubleshooting on issues such as Active Directory Replication between Domain Controllers, Windows Time Sync, FRS, DFRS, Tombstone, USN rollback, FSMO roles transfer and seizes, and Metadata cleanup of Domain Controllers.
Troubleshooting Server Performance issues such as Server hanging, Disk, High CPU, High Memory utilization, unexpected reboot, and unexpected reboot with Bug check using Win DBG tool.
Experience in monitoring Server performance using Monitoring tools (Perfmon tool).
Managing and Deploying Patches of more than 4000 plus for Windows Servers and 3000 plus for Windows Desktops through the SCCM console.
Deploying patches through SCCM such as Monthly Patches, Google Chrome, Firefox, Microsoft Edge, and Adobe Reader.
Managing Inventory reports of Software and Hardware.
Deploying patches to more than 1000 Servers through the Ivanti Patch Management tool.
Monitoring Domain Controllers, Exchange Servers, and other application servers through SCCM.
Deployed patches of more than 65000 Servers through the RMM agent tool in the previous organization.
Troubleshooting Windows OS and performance-related issues.
Migrated from Exchange Server 2016 to Exchange Online (Hybrid)
Migrated approximately 8000 mailboxes from Exchange Server 2016 to Exchange Online.
Managing Exchange 2016 and Hybrid Environment.
Troubleshooting Mail flow and freeing busy issues.
Troubleshooting on issues such as Database Dismount, Mail flow, Autodiscover, and ActiveSync.
Managing and Assigning Licenses: E1, E3 and E5.
Performing Content Searches and E-discovery searches.
Deploying and troubleshooting issues related to Office 365, Exchange Online, Azure Active Directory & Teams.
Deployment of SPF, DKIM, and DMARC & Custom Domain in O365 Tenant.
Bulk mail filtering and international spam filtering.
Setup Multi-Factor Authentication.
Managing Teams: Creating Channels, Meeting Link, and assigning permission.
Managing One Drive.
Managing MDM and MAM.
Deploying applications in Intune.
Creating Device Compliance Policy.
Deployed Google Chrome through Intune.
Enrolled Windows devices in Intune.
Configuring Conditional access policies in Azure AD.
Managing Users in Azure AD.
Troubleshooting on Enterprise Vault issues.
Management & Submission of false positive & false negative.
Administration of VMware ESXi Host server version 6.7 & 7.0 and vCenter server.
Managing VMware Infrastructure with around 150+ ESX hosts and 1500+ Virtual Machines.
Installing & configuring ESXi server and vCenter server.
Installation & configuration of VMs in a SAN & NAS environment.
Creating LUNs and mapping to the VMFS data store in vCenter.
Creating Clusters for High Availability (HA) Distributed Resource Scheduler (DRS) and Storage Distributed Resource Scheduler (SDRS), and Distributed Power Management (DPM) for VMs.
Performing Snapshots, Cloning, Cold Migration, and Hot migrations.
Logging a case with a Hardware vendor.
Managing Azure Subscription.
Monitoring Azure Resources through Azure monitoring tools.
NOC Support Engineer L3 (Windows Active Directory, Exchange Servers, DNS, DHCP).
Remotely Support US & UK clients for Different Versions of Windows AD, and Exchange Servers.
Monitoring Windows remotely using SAAZ remote console, LMI, or VNC.
Handling technical support calls of Exchange Servers: 2003/2007/2010/2013/2016/2019 and O365.
Managing Microsoft Exchange Server 2003/2007/2010/2013/2016 Messaging Environment.
Managing user mailboxes and configuration as per user’s requirement.
Handling escalated cases from L2 support engineers for Exchange Servers, Office 365, Azure AD Connect & Active Directory.
Installation and upgradation of Exchange Servers: 2013, 2016 & 2019.
Troubleshooting of Exchange Database issues like, Database Dismount, Database Size Limit, Defragmentation, and Hard Repair (Eseutil).
Troubleshooting of Mail flow issues like Queues, Internal, Inbound and outbound.
Troubleshooting Client connectivity issues like ActiveSync, Autodiscover, and Outlook Anywhere.
Creating and Managing Database Availability Group (DAG) in Exchange 2010, 2013 & 2016.
Configured Cluster of Exchange Server 2007 (LCR, CCR, and SCR).
Created Disaster Recovery of Exchange Database Mailboxes, Recovery Storage Group, and Dial Tone Recovery.
Enabling and configuring Spam filtering for Exchange Servers.
Upgrading Exchange Servers Rollup, Service Pack, and Cumulative Update.
Handling end-user calls for Outlook issues.
Troubleshooting issues related to the public folder.
Installation and Renewal of Exchange certificate (Self-Signed, CA-Signed, and Third-party).
Decommission of Exchange Servers.
Transition from Exchange 2007 to Exchange 2010 and Exchange 2010 to 2016.
Worked on Cutover Migration Method. Migrated 90 mailboxes to M365.
Managing O365 with GUI console and PowerShell.
Message tracking from O365.
Assigning License to user’s mailbox.
Troubleshooting issues related to the User’s Calendar.
Creating PST backup for user mailboxes from the O365 portal. Installation and configuring of Azure AD Connect.
Troubleshooting of Directory synchronization environment with O365 (Dir sync, AAD sync, and AAD Connect).
Troubleshoot issues with Soft Match and Hard Match.
Troubleshooting of Exchange Online-related issues.
Installation of Active Directory (2003, 2008, 2012 & 2016).
Troubleshooting of Domain Controller’s issues like, AD Replication, DNS, DHCP, Time, removing failed DC (Metadata Cleanup), Promote / Demote DC.
FSMO roles transfer/seize on Domain Controllers.
Troubleshooting of AD Replication issues, USN Rollback, DNS Connectivity, Tombstone and Lingering object, AD Backup - Restoration of Authoritative and Non-Authoritative.
Troubleshooting of AD issues like replication, Time sync, FRS and DFSR.
Transition of AD from 2008 R2 to 2016.
Troubleshooting Emergency / Critical events of Windows Operating Systems.
First-years = 64.75 Second-year = 63.50 Final-year = 66.00
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