Designed and administered a network of 10 companies in different locations with 50 Server & 1200+ users and nodes with connectivity through MPLS, VPN and other connectivity. Responsible for Designing and Implementation of Infrastructure, networking and other related application/servers in the networkResponsible for planning, implementing and monitoring IT infrastructure, DR Plans, Communications & Security for the domain and individual operating units.Ensured that the IT team installs and configures all network infrastructures as per IT guidelines thereby providing proper documentation and smooth knowledge transfer.Liaison with Telecom / Data-comm service providers to ensure network communications is maintained at peak operating efficiency and SLA with other companies reached.Monitors bandwidth use, analyses traffic patterns and volumes, and determines impact / implications of issuesEnsured security standards for Data Center and DR sites are maintained with complete audit traceabilityMonitored security of the infrastructure and all aspect of network security in line with IT security policy.Standardized services provided at domain level and business units level across the enterprise.Kept track of IT infrastructure inventory, history, documentation, SLA’s, warranties & licenses.Maintained all the servers (IBM & HP), their backups (ExecBackup) and user data (Symantec Backup Exec).Fully responsible to for Emails services hosted in the company on Exchange 2007 and its migration from exchange 2003.Completely responsible for Troubleshooting Exchange server Problems, mail flow issues, Disaster recovery, LAN/WAN issues, Capacity Planning for site under my responsibility.Visiting site offices whenever required and managing the infrastructure from Head Office remotely.Providing specs for new implementation and meeting with contractors.Managing and troubleshooting issues related to Exchange, VPN, AD, Citrix, Antivirus systems & Sonicwall.

Provided consultation services on current and future technologies including but not limited to:Windows 2003 Server, Cisco LAN/WAN Probes, Remote Control Access, Total Control, Internet Access, Hand held PCs (IBM, HP and Compaq), etc.Provided reports of trends on Windows 2003 Servers & NT servers.Provided DNS expertise and troubleshooting.Support routing in a Local Area Network (LAN), a Wide Area Network (WAN), And with Dial Up access.Managed and executed the following projects:1. Setup Servers under windows 2003 & Windows 2000.2. Installed, configured, maintained Lotus domino server 5.x3. Installed, configured, maintained Lotus notes clients to support internal as well As external mailing.4. Installed, configured. Exchange2003 Server to support internal as well as external mailing.5. Installed, configured. Exchange2007 Server to support internal as well as external mailing.6. Installed, configured, maintained MS outlook clients to support internal as well As external mailing.7. Conversion of Lotus Organizer address book to OutlookWe have network with about 450 PC's and Operating System Windows 2003I already planned network with Windows 2003 including IIS, ISA Server.Network with Windows 2003 (Installation, Administration, Core Technology, Enterprise, TCP/IP.)Graphics Designer Using Adobe PhotoshopProblems Solving Skills and ability to handle, situations under unusualCircumstances.