Dinesh Selvarajan

Server Management (Windows & AD)

· Hardened Windows servers and enforced security policies aligned with compliance standards. Designed and supported Windows Failover Clusters for high availability (Hyper-V, SQL).

· Provided L3 support for IIS, FTP, SSL, and app pool issues.

· Administered multi-site AD: user/group management, OU/GPO design, replication, and trust setup. Audited AD, DNS, GPOs; created and tested GPOs with WMI filtering and item-level targeting.

Virtualization (Hyper-V, Azure, VMware)

· Managed Hyper-V clusters, VM creation, snapshots, and failover.

· Handled Azure infra: resource groups, VMs, blob storage, recovery vaults.

· Designed optimized AVD environments (FSLogix, image builder, autoscaling via Azure Monitor). Administered VMware ESXi 6.7/7.0 and vCenter: vMotion, HA, patches, templates, snapshots.

Backup & Storage

· Managed backups using Veeam, Azure, and HP Data Protector.

· Performed DR drills and resolved storage (SAN/NAS/DAS) issues.

· Provisioned storage (NFS, iSCSI, RAID) and maintained audit-ready backup infra.

Server Management (Windows & AD)

· Managed data center operations: server installation, storage setup, cabling, and hardware troubleshooting (HPE, Dell, Simplivity).

· Designed and maintained secure Active Directory environments (OU, GPO, DC).

· Performed AD health checks, replication, user/group management, and policy configuration.

· Applied security best practices and enhanced HPE tech skills through hands-on and vendor training.

Virtualization (Hyper-V & VMware)

· Deployed VMware Horizon 7 and Citrix Xen VDI; provided knowledge transfer to local IT. Administered ESXi hosts, vCenter, VMware Data Protection, and Horizon environments.

· Handled VM migrations, snapshots, cloning, and performance monitoring.

· Partnered with L3 teams for RCA and incident resolution.

Backup & Storage

· Managed Veeam, HP Data Protector, and Azure snapshots to ensure backup/recovery compliance. Installed and supported HPE 3PAR, NAS, MSL Tape, and StoreOnce solutions.

Maintained regular backups across hybrid environments.

AD & Server Management

· Created users, groups, OUs; managed folder access and domain joins (2008–2016).

· Installed Windows OS and used various Windows admin tools for daily operations.

Microsoft Office 365

· Managed mail users, DLs, and contacts; handled mailbox delegation and licensing.

· Performed mail tracking and domain whitelisting via Exchange Admin Center.

Virtualization (VMware & Hyper-V)

· Created and managed VMs using VMware vSphere/vCenter and Hyper-V.

· Handled snapshots, templates, clones, and VM performance monitoring.