Muthaiah B

Seeking a career in Windows Server Administration, where I can make significant contribution towards the Organization’s immediate and future goals. With my esteemed experience in the Information Technology field, I am highly motivated with solid experience in Windows Server Administration, networking, and security. (Relevant Exp in Windows Server Admin: 7+ Yrs, and Total IT Exp: 14+ Yrs).

• Job Title: Wintel Server Admin
• Reporting to: Client Leads\Managers
• Microsoft Hyper-V\FCM\SCVMM:
• Currently working as a Wintel Server Admin in TCS for an UK Client (CT\IAFI).
• Administering and Managing 3700+ 2k16\2k19 VMs in on-perm (HV VMs & VMware VMs together), and 200+ instances on AWS\Azure Cloud.
• Administering and managing 50+ Dell Physical Servers (including Hyper-V Hosts), and 100+ Dell\Cisco ESXi Hosts.
• Building new virtual machine servers in Hyper-V\FCM\SCVMM and imaging the servers using ISO Image\SCVMM template\SCCM template with the help of JEA PowerShell scripting method(automation) and uplifting the Disk\RAM\CPU.
• Creating Golden Image OS Template using SysPrep and SCVMM console for the new server builds.
• Adding and configuring additional HV host to Cluster\SCVMM and Uncluster the decom’d\retired.
• Performing LUN(CSV) cleanup and balancing the VMs\CSVs equally among the HV nodes manually and using JEA PowerShell.
• Analyzing the LUN space and expanding the VM’s Disk space if any LUN(CSV) is overcommitted.
• Involving in DR exercise activity during BCP to failover the VMs from Primary to Secondary vice-versa.
• Restoring the broken\corrupted VMs using Replica copy by doing Failover method.
• Enabling\building Replication using Hyper-V Broker for Production critical virtual machines and making them as HA in Cluster.
• Rebuilding the replication and fixing the issue for the VMs where replication is broken\corrupted.
• Restoring the crashed\corrupted VMs using replica copy and latest backup (Commvault).
• Decommission of unused Prod\Non-Prod VMs using JEA PowerShell scripting method(automation).
• We slowly started migrating the VMs from Hyper-V to VMware using Commvault backup data.
• Working on vendor engagement with Dell\Cisco\HP for any hardware related of HV hosts.
• MS Endpoint Mgr(SCCM Patch Management \ Apps Packaging Deployment):
• Administering and managing the server’s patching and Apps packaging deployments via SCCM.
• Grouping the 2nd Tuesday MS patches and distributing them to the distributed points(DPs) using Automatic Deployment Rule(ADR) for deploying them to Dev-SIT\UAT\PROD (E1\E2\E3) collections via SCCM as per the respective maintenance window schedule.
• Creating custom ADR and enabling required products using Software Update Point(SUP) to be scheduled for auto-run.
• Aligning the resources for E1\E2\E3 monthly patching work via SCCM and driving it with full ownership as per the patching assignment spreadsheet.
• Creating packages for any MSI & EXI installable files and Security tools\Apps (like Flexera, FireEye, Bit9, SEP, etc.) and deploying them to the client servers via SCCM.
• Working on Baselines Creation\Deployment, and OSD\Task Sequence via SCCM as per the client requirements.
• Patching 2016 & 2019 OS image template using SCCM with the monthly patches for the new server provision\builds in Vcenter.
• Upgrading SCCM Config Mgr by applying the required Hotfixes of current branch version.
• Post ConfigMgr upgrade, we do upgrade SCCM client agent version on all the client servers via SCCM.
• Creating some custom reports using SCCM with the subscriptions as per client requirements.
• Creating SCCM-WQL query on required collections to classify the hostnames as per Prod & Non-prod environment (E1\E2\E3).
• Analyzing and fixing the issue when Contents are failing to distribute for the DPs.
• Fixing SCCM client broken issue and Patch failure issue by analyzing the required Logs.
• Creating SCCM boundaries for the Subnets & IP range as per the client requirements.
• Working with NW team to open required SCCM ports between source\destination in case of any FW block.
• Identifying and addressing the security Vulnerabilities on client servers via SCCM by creating Baselines.
• Generating SCCM Patching compliance report and tracking using Power-BI to be publishing for SCE team.
• Coordinating with Info Security team (SCE) for the non-compliant servers tracking with the SNOW ticket.
• Generating the Asset Inventory report using SCCM and publishing via email to the team on weekly basis.
• Engaging Microsoft vendor if any critical issues in SCCM Site Components and patching\packaging issues.
• Having theoretical Knowledge in Intune since didn’t get a chance for the hands-on experience on it.
• VMware\vCenter ESXi\Vsphere:
• Building new virtual machine servers in Vcenter using JEA PowerShell scripts and monitoring using vSphere console and uplifting the Disk\RAM\CPU.
• Patching and updating the ESXi hosts using Life Cycle Controller\Update Manager.
• Identifying and troubleshooting the ESXi Host Unresponsive issues, and Performing Firmware upgrade.
• Working on ESXi accounts password rotation as per client security standards.
• Enabling HA & DRS in the cluster using vSphere console.
• Migrating the VMs to other ESXi host in Vcenter using vMotion.
• Performing P2V & V2V migration using VMware vCenter Converter Standalone tool.
• Adding and configuring additional ESXi host to Cluster and Uncluster the decom’d\retired ESXi hosts.
• We use vROPs that is integrated with SCOM and Service-Now to monitor and suppress the alerts, also to collect the data from Vcenters\Clusters\ESXi Hosts\VMs\DataStores to identify\fix the issues.
• Migrating the VM’s from one DC to another DC using Zerto Virtual Replication tool.
• Working on vendor engagement with Dell\VMware Broadcom\Cisco for any hardware related of ESXi.
• AWS\Ansible & Azure related tasks\Patching:
• Patching the AWS VMs via WSUS\Ansible and building the servers, Also changing the Instance Type for the AWS VMs as per client user requirement.
• Patching the Azure VMs using Azure Update Manager (AUM) and building the servers, Also changing the Instance Type for the Azure VMs as per client requirement.
• Executing some customized scripts through Ansible Automation Playbook to remotely achieve few things since Remote PowerShell & File Share Folder access isn't allowed on any AWS servers.
• Validating the Patching SSM Ansible job and retriggering the SSM job using Ansible for the Failed\FALSE.
• Working on Config Drift failure remediation using Ansible Automation Playbook.
• Working with AWS vendor for any EC2 instances are failed with 3/3 status checks.
• Working on Vulnerability management\remediation for AWS & Azure servers using Ansible.
• Working on AWS & Azure servers are decommission\retirement that are no longer needed.
• Server monitoring tool (SCOM, OME\OMS\SumoLogic):
• Monitoring the performance and utilization of the servers CPU\Memory\Disk in SCOM console and troubleshooting accordingly.
• Updating the Company Knowledge for the critical\essential alerts that needs to be called-out by AMTO team, so that AMTO team will be calling out over the email\phone calls for any critical alerts\issues.
• Pushing the SCOM agent for the newly provisioned servers via SCOM Management console.
• Migrating the SCOM agent from UAT to Prod, and then Prod to UAT vice-versa as if any mismatch in host naming convention.
• Suppressing the unnecessary scom alerts(by modifying the Boolean value) that are no longer needed using the respective SCOM Management pack.
• And ensuring the servers health check, fixing the Monitoring agent corruption (greyed out issue) by renaming Health Service State folder and service not started issues.
• Collecting the App error logs\Windows error logs of servers using SCOM console and fixing the issues.
• Enabling\scheduling the maintenance window for the client servers using SCOM MW collection\group.
• Generating the report from SCOM for server’s resource utilization (CPU\RAM\DISK) pertains to previous month\date with the graph manner.
• We use Dell Open Manage Essentials (OME) for monitoring the Dell Physical servers.
• AD \ Group Policy tasks:
• Doing user management like Hostname Creation\Deletion\Movement among OUs, Password reset & ID unlock\GPO creation as per Service-Now ticket and approvals.
• Based on requirement we create new group policy objects and apply on production OUs for restricting RUN option\CMD\Task Manager\USB access for some client specific servers.
• Restoring the deleted AD objects using AD Administrative Center \ PowerShell with the GUID.
• Performing Group Policy hardening for newly provisioned Non-Domain Joined servers to meet client project’s security standards.
• File Servers\DFS Servers Management:
• Providing folder permissions access to individual domain ids and service account ids.
• I create NewFolders and enabling DFS replication to be replicated among DFS servers.
• Assigning Inheritance permissions for parent folders to be accessed the child\sub-folders
• Creating DFS namespace\Enabling replication for multiple DFS servers Namespace and adding multiple virtual shared folders of multiple File servers into domain based DFS.
• Performing DFS quarterly audit and enhancing the disk space as per the audit findings.
• JEA PowerShell\OS IPU Antivirus\ Additional Tasks:
• Writing the basic codes based upon client requirements and asking the Automation Team to plug-in and publish them into JEA PowerShell server to be centrally available for the entire Team.
• Performing In-place Upgrade(IPU) from 2012\2012r2 to 2016 OS using JEA PowerShell scripts.
• Performing Firmware\BIOS upgrade for Servers and iDRACs.
• Logging tickets and coordinating with various vendors for Hardware issues by generating Memory Dump Logs\System Event Logs using iDRAC and sharing with them.
• AD integration and configuration for all the Dell iDRACs to login with the individual domain IDs.
• Hardware, Basic Networking and OS related troubleshooting on servers.
• Working on Config Drift deviations and Security Vulnerability remediation for Windows servers.
• Preparing and Publishing DC Dashboard on daily basis.
• Installation and configuration SCEP\SEP12x, SEP14x on 2016\2019 Servers.
• Performing SOX audit against Servers, Service Accounts, and Shared Accounts as per client request.
• Backup and Storage related tasks:
• Monitoring the Commvault backup and re-firing the failed backups by analyzing the logs.
• Working on backup restoration as per end user requirement.
• Generating backup reports and publishing with DC dashboard to respective teams on daily basis.
• Working on Dell\ECS storage related issues by engaging the vendor.
• Ticketing tool (Service-Now\JIRA):
• Working on Request\Incident\Change\Problem Management adhering SLA using Service-Now.
• Working on CMDB\Stale Records\REC\Orphan tickets, etc. by engaging CMDB team.
• Working with CMDB and Snow Admin\Developer team to fix the discovery issues of servers.
• Joining the Daily Ops call to justify the cause of aged PBMs\Tickets\RFCs, etc.
• Creating the Change Requests and coordinating with change team to be reviewed and approved.
• Working on JIRA tickets for essential activities\project related work.