Network Engineer
Insiyabi IT LLC
Total years of experience :8 years, 5 Months
• Providing Third level support to all internal business units on network services and working,
resolving critical network incidents.
• Reviewing and monitoring all the service impacted network changes till the closure.
• Worked on Ethernet, LAN Switching, VLANs, WAN Interface Configuration, and
VTP Configuration, WAN Technologies.
• Configuring & Trouble shooting EIGRP Routing on MAN Network.
• Configuring Site-to-Site VPN on Cisco PIX 535
• Planning and Implementing STP, RTP, SIP, H.232 protocols at customer ends.
• Hands on experience in preparing Visio network diagrams and Data Centre documentation.
• To monitor the company’s global IT infrastructure and ensure the tasks are completed in compliance
with business SLA’s.
• React quickly and effectively to critical service disruptions while maintaining open communication
with the affected business units.
• Deploying L2 VPN, L3 VPN (MPLS VPN), Internet lease lines through last mile on WiMax and RF links (2.4 GHz & 5.8 GHz).
• Analyzed WAN to determine what were the major problems and improvements needed to be made to the network infrastructure and network Security using Protocol Analyzers.
• Configured IP routing in Cisco routers including static and dynamic Routing RIP1, RIP2, IGRP, EIGRP and BGP.
• Manage Various VLANs, IP addressing for various subnets, VLAN Trunking Between various access-switches.
• Creating VLANs in Layer 2 and Layer 3 Switches and Assigning ports into the VLANs to enhance Network security.
• Installed and configured routers for T1, ISDN, and frame relay connectivity and installed circuits and provide customers with the most cost-effective and appropriate bandwidth.
• Analyzed and audited customer networks for security breaches. Implemented low-cost security upgrades for small networks by installing and configuring the Cisco firewall feature set on routers.
• Cost analysis of different designs and scenarios cost effective design compared to reliability and redundant network design.
• Work closely and interact with Provisioning to ensure effective handoff of transport services design and order activity.
• Monitoring tools MRTG, PRTG, IP scan, Wireshark, and Whatsup Gold and Cacti.
• Assigned responsibilities of managing and monitoring Network problem at branches and providing Desktop Services, responding to requests logged, and providing solutions to server related issues.
• Managing Cisco Router, 2900 switches and 3Com hubs configuration for WAN and LAN interfaces.
• Optimized performance of the WAN network consisting of Cisco 4500/5500 switches by configuring VLANs.
• Analyzed LAN to determine what were the major problems and improvements needed to be made to the network infrastructure.
• Implemented network Software license compliance program, user disk space audits on servers, and a network security plan for monitoring and tracking security breaches.
• Responsible for supporting ERP clients to install using RDP server with more than 450 users.
• Enabled remote users to access corporate LAN with VPN connectivity.
• Configuring the Network Printers using IPP, LDP protocols.
• Maintain and analyze of all Network Hub, Switches, Routers, and Wireless access point.
• Troubleshooting and repairing cabling, and network problems site wide, used Network General Sniffer, formulated an accurate port to room map for troubleshooting.
• Implemented SNMP Hub Management. Installed new Hubs and final cabling from patch panels to hubs, and supporting FDDI issues for back-bone WAN networks.
• Analyzed LAN to determine what were the major problems and improvements needed to be made to the network infrastructure.
• Monitoring the customer usage all the time using MRTG graph.
• Troubleshooting customer end problem using RDP server and Team viewer tool.
• Configuring WAN protocols PPP, HDLC and ISDN at customer end.
• Fully configured the Link proof with Smart NAT* for Optimal content routing that ensures the fastest inbound and outbound content delivery
• Securing network resources with shared folder permissions, Implementing file security system.