Administered LAN/WAN based network; server design and maintenance, VPN reliability, Internet access, configuration and maintenance of workstations and laptops, remote dialup connectivity, customer service and help desk support; and the future planning and development of the network IT infrastructure. Manage HP 7500 series core switches, HP 2920 switches, FortiGate 600D Firewall, Nutanix Servers, Exchange Servers 2016, Avaya Tele-Communication System, Ascom Nurse Call systems and CCTV IP Base NVRs. Managing VLAN trunking protocol and created native and auxiliary VLANs for data and voice traffic. Configured and Managed FortiGate Firewall, Configured IPv4 Policies, Security Policies, Traffic Shaping Policies, WAN load Balancing, Static Routes, Virtual IPs, VPN Site to Site IP Sec Tunnel. Managed Nutanix Servers with Hyper-V Hosts, Prism Central. Configured and Managed Hyper-V Virtual Machine Manager for Nutanix Hosts. Configured and Managed Active Directory, WDS, WSUS, File server, IIS Server, Anti-Virus (Symantec End Point Protection), Backup (Veeam Backup and Replication 9.5). Implemented a Disaster Recovery Plan (Created a DR Site by configuring a Site-to-Site VPN Tunnel, VBR Servers and NAS Storage Devices as Backup Repositories on both Primary and DR Site). Daily management and monitoring of Microsoft Exchange 2016 Servers in a large, on premise, clustered enterprise environment (4+ years) Implemented procedures for data backup and restoration functions for both Exchange Servers. Managing Mailbox databases/ Backups/ Repair/ Recovery. Configured and Managed Samsung and Hik Vision IP Base CCTV NVRs. Managed Avaya Tele Communication System, Ascom Nurse Call Systems and Access Control System.  Prepared the Security, Confidentiality, Computer Interruption-Malfunction-Destruction, Usage of Electronic Mail, Usage of Internet, PPM and Password Security Policies according to the CBAHI Standards.

 Configured and managed AD, Exchange, DHCP, WSUS, WDS, ISA, Antivirus and backup servers in the corporate network. Significantly improved information flow and productivity by installing Microsoft Terminal Server for remote access use; setup VPN for remote users to access network via Broadband or DSL connections; and created remote dialup procedures for field personnel. Improved productivity and information flow by (i) installing a print server to allow printing from anywhere on LAN/WAN network to any printer in the system; (ii) setting up a fax server to provide staff with a faxing capability from their desktops. Implemented a Disaster Recovery Plan to ensure data backup and recovery.

 Managed Active Directory, DHCP, antivirus and backup servers. Managed user accounts, groups, print queues and controlling access rights using Active Directory. Managed and optimized Local Area Network performance for various networking protocols, routing technology and network topologies to include TCP/IP, VLANS, Internet (HTTP, HTTPS, FTP, TELNET, SMTP) various gateways and routing protocols and smart switches. Maintained an impeccable record of system maintenance and administration for over one year.

 Managed AD, Exchange, DHCP, antivirus and backup servers. Maintained corporate Switches and Firewall User account provisioning – includes Microsoft Exchange email and access rights. Managed end user accounts, permissions, access rights and storage allocations in accordance with best practices Perform and test routine system backups and restores. Maintained server asset management, including maintenance of server component inventory and related documentation and technical specifications information. Managed the physical environment of the server racks including cable management, documentation, labeling and configuration of KVM switching for console and remote access.