Over 20 years of expertise managing enterprise IT infrastructure, specializing in virtualization, storage, and Windows Server environments. Administered VMware vSphere 7.x/8.x, Resolving log disk exhaustion and optimizing ESXi hosts for high-availability S2D clusters. Deployed and maintained Nutanix HCI, ensuring seamless workload migration and performance for VDI. Managed Microsoft Exchange 2019, automating calendar cleanups and configuring DAGs for HA. Implemented Veeam Backup & Replication, integrating with HPE StoreOnce and HPE Alletra 5010/6000 for robust data protection and low-latency SQL/Exchange workloads. Configured Active Directory , creating secure DNS zones and KMS activation (TCP 1688) for Windows Server 2019/2025 licensing. Monitored infrastructure with OP Manager, audited AD with AD Audit Plus, and streamlined endpoint management via Desktop Central. Oversaw SAN/NAS storage (Alletra MP, Nimble), optimizing iSCSI zoning for VMware. Ensured compliance through detailed SOPs and incident reports, supporting Malta’s IT standards. Proficient in PowerShell scripting for automation, enhancing operational efficiency while maintaining system uptime and security.