Expertise include Virtualization, Windows Server and Desktop Administration, Linux Server and Desktop Administration, VoIP Administration, System Administration, Network Administration, IT Security and Firewalls, Email and Web server administration. • Design, Implement and Manage small to large enterprise network• Vmware – ESXi – vCenter – Hypervisor – Proxmox - Virtual Box and Virtualization Expert• Security Firewall: FortiGate, Sophos XG, Sonicwall, Sophos UTM, pFSense etc.• Configure High Availability for reducing downtime• Manage company websites• Manage company emails• Virtual machine operations Including central management with vCenter , Multiple server management using vcenter• Backup , Failover, replication and Restore of VMs manually and using tools like Veeam, Acronis, NAKIVO.• Network Designing and Implementation physically and Virtually – Firewalls, Physical and Virtual Servers• Linux servers and desktop: Ubuntu, Debian, CentOS - All configurations - used for hosting different open source tools and applications.• SUSE Linux enterprises 11, 12 - all flavors, 15, CentOS, Fedora - SUSE Linux used for SAP implementation.• Install different open-source software on top of Linux machines as per company requirements. Ex: Ticketing system, Asset Management System, HR system, Next cloud, CRM, open project, Odoo, Alfresco, Report Server, vTiger, IT management Solutions etc. And hosting in Linux (Ubuntu, CentOS etc) and Windows server.• Security checking: Vulnerability checking, Malware – virus checking, Penetration testing, endpoint security checking etc.•Centralised Storage Management with Cloud and NAS: Qnap , iomega, WD, Synology etc.• Database management in MySQL using phpmyadmin and by commands : create, user management, backup, restore.• Time attendance and access control : ZkTeco and Matrix• CCTV Administration and Management - HikVision and Dahua - IP cameras.• All NAS operation, integrate with active directory and give directory/sub directory level permissions, use for mounting as nfs data store, RAID, replication and mirroring with backup NAS• Router & Switch Installation.• Wireless routers, Access points, Guest Wifi Isolation.