• Responsible for managing LAN and WAN connectivity with required configurations for more than 60 different sites and above 5000 users.
• Managing more than 200 Cisco Switches (6500, 4900, 3700, 2900 series) and 100 plus Cisco Routers (7200, 2800, 2600, 1800, 870 Series).
• Design the whole network diagrams for the different sites through VISIO software.
• N3 deployment project is done for different sites by providing remote access through S2S VPN. IPSec Tunnel is configured between Cisco Router and ASA Firewall.
• Upgraded more than 50 Cisco 2950 Switches to 2960 Switches because of VLAN issues.
• Configuration of OSPF, VLAN, VTP, Ether-Channel, fibre optics between the links in the network.
• Implemented Wireless Network throughout the trust by installing Cisco Access points and these AP’s are managed WLAN Controller (4402 Series).
• Configured NMS software such as Cisco works and Orion Solar winds NPM in the network.
• Configuring new Cisco Router (1800, 2600, 2800 series) & switches (2960, 3750, etc) as per site requirement and troubleshoot the network issues through Wireshark monitoring tool.
• Incidents and Service requests are managed through ITIL process.

I was working with CRI as a contractor for their IT support in different locations around Central London. I was responsible for Antivirus updates and windows updates to the whole network which includes Servers, Laptops and Desktops.

• Responsible for managing the IT infrastructures for many clients in and around London and Surrey County.
• Main responsibilities included the configuration and management of networks, Access Server (Cisco 2509), Configured the Routers for RIP network (3750, 2511, 2509 Series), wireless networking (1100, 1130 Series), AD, DHCP Servers, Backups.
• Installed and configured Cisco Products (SPA9000 and SPA400) for Voice over IP telephone systems.

• Responsible for managing corporate IT infrastructure specifically Cisco routers and switches and Checkpoint firewalls which included VPN technologies.
• Responsible for Designing and implementing a number of projects which involved hardening, installing and configuring of the Cisco Switches (6513, 6509, 4507 and 3750) and Routers.
• Experience in routing protocols such as EIGRP and OSPF.
• Configured OSPF protocol with ACL’s and HSRP technologies mainly for redundancy purposes.
• Responsible for designing and implementing new network setup which includes hardening, installation and configuring of L3 switch for EIGRP protocol.
• Amending the Configuration of the Switches and Routers through the Cisco Works.
• Worked with VOIP technologies involving CCM applications. Implemented the Cisco VOIP phones(7911G,7941G,7960G) and Cisco Unified IP Conference Station 7936 in the network
• Coordinated and managed WAN and internet links and it is connected through fibre optics.
• Managed the IT infrastructures through Change Request (CR) which were raised by the customers. The CR were updated via with correct Configuration Item (CI) and then closed by giving appropriate solutions within the designated SLA.
• All and activities were recorded (CMDB) and maintained effectively employing a professional management process.

• Administered and managed AD and Exchange 2003 Server.
• Managed Cisco, 3Com, Extreme (Summit48si, 48, 24e2, 24e3) switches and Cisco Routers (1800, 2800 Series) and ZyXEL wireless routers (ZyXEL G-3000H).
• Managed VLANs for different teams through DHCP server.
• Installed and configured Internet Bandwidth Controller (eSONA 100) which was used to Control the internet bandwidth. Restriction was done to different types of protocols depending on requirement.
• Managed internet bandwidth with bandwidth controller and monitor the bandwidth via MRTG.
• Experience in different types of cables such as UTP(Cat5e) and fibre optic (Single Mode and MM)
• Configured Firewall (ZyWALL35 UTM and ZyWALL100) for content filtering, Anti-Virus, Anti-spam, Intrusion Detection and used for the NATing Purpose.
• Administered NAT and filtering done through ZyXEL firewalls.
• Managed Leased line, ISDN line and PRI links through RAD modems and managed EPABX systems.

• Responsible for managing Cisco Switches, Routers and Servers (includes Terminal, FTP, DHCP and AV Servers).
• Responsible for designing and implementing new network setup which includes hardening, installation and configuring of L3 switch for EIGRP protocol.
• Administered Windows 2003 servers, Exchange 2003 servers and file servers.
• Installed Cisco wireless access points for different locations, which required the successful handling and troubleshooting of daily support calls.
• Installed and worked on LINUX and UNIX for the project purpose.

• Responsible for managing IT infrastructure for small network of 25 staffs.
• Installed Layer2 Switches, File and AV servers.
• Installed Operating System and MS office for Desktops and Laptops.
• Prototyped system upgrades to identify potential problems, diagnosis and troubleshooting.
• Configured Outlook and creating separate PST folder.
• Installed and configured printers and scanners and installed different software for the project mainly Adobe Photoshop and Dreamweaver.
• Regularly updated Antivirus and Windows patches for Desktops, Laptops and Servers.