SUMMARY

• 6 years of extensive hands - on experience in design, implementing in IP Network Engineering, troubleshooting and repair. Configured and maintained complex routed LAN and WAN networks.
• Thorough understanding of IP concepts including routing, VLAN's, QoS, tuning and capacity management concepts.
• Expertise in configuration and troubleshoot routing protocol, physical cabling, IP addressing & switching technologies.
• Configuring and Troubleshooting Route Redistribution between static, RIP, EIGRP, OSPF, BGP protocols and Frame Relay.
• Switching tasks include VTP, ISL/ 802.1q, IPSec and GRE Tunneling, VLAN, Ether Channel, STP and RSTP, MPLS.
• Hands on experience on Up-gradation of Cisco IOS & Firmware of different Cisco devices & modules.
• Extensive Experience in WAN Technologies, Switching Technologies along with Failover Mechanisms & Inter-vlan Routing types.
• Well Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP.
• Cisco router IOS upgrades on Core network routers.
• Working Knowledge on Cisco ASA firewalls to configure network security features.
• Dealt with various customer interaction roles in various capacities, across projects in different areas.
• In depth understanding of IPV4 and implementation of subnetting.

TECHNICAL SKILLS

Routers (Hardware): Cisco 17XX, 18XX, 26XX, 28XX, 36XX, 76XX & 72XX series.

Switches (Hardware): Cisco 3550, 3750, 45XX, 65XX, Nexus switches 5k/7k series.

Load Balancers: BigIP F5.

Routing: OSPF, EIGRP, BGP, RIP-2, PBR, Route Filtering, RedistributionSummarization, Static Routing.

Switching: VLAN, VTP, DOT1Q, ISL, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switching, Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging, HSRP, GLBP.

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, CDDI, Token Ring, ATM LAN Emulation

WAN: Leased lines 64k - 155Mb (PPP / HDLC), Channelized lines (E1/T1/E3/T3), Fiber Optic Circuits, Frame Relay, ISDN, xDSL, Load Balancing, Multi Homing, Satellite links.

Various Features & Services: IOS Features, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, HTTP, TFTP and FTP Management.

Security / Firewalls: Cisco ASA Firewalls, IPSEC & SSL VPNs, IPS/IDS, CBAC, Cisco NAC, Cisco Works, Access Lists, IOS Firewall features, 802.1x, IOS Security Features

AAA Architecture: TACACS+, RADIUS, Cisco ACS.

Operating System: Windows 2003 server, Red hat Enterprise Linux, Windows 2000 & more, Mac OSX, Microsoft visio.

PROFESSIONAL EXPERIENCE

Confidential, Hopewell, NJ

Network Analyst

Responsibilities:

• Responsible for analyzing client requirements to provide solutions for network design, configuration, administration, and security.
• Configured and administration of Cisco ASA firewall to implement network security and other perimeter protection technologies.
• Planned, Implemented, and optimized network operations monitoring, optimization, and management tools such as Cisco Works, Cisco Secure ACS, and Solar Winds Internetwork Performance monitor.
• Troubleshooting WAN links and coordinating with service providers for WAN outages.
• Designed, monitored, and maintain various system applications including web-based monitoring tools.
• Implemented NAT (Network Address Translation) & PAT (Port Address Translation) to share public address.
• Configuring and troubleshooting routing issues related to protocols OSPF and BGP
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed RIP & OSPF routing protocol administration.
• Converted LAN from one flat scope to Multi-VLAN network. Segmented traffic into different classification using access control list (ACL).
• Real time monitoring and network management using Cisco Works LMS.
• Provided technical support on hardware and software related issues to remote production site.
• Configured vPC’s on Nexus 5000/7000 at core/distribution layer.
• Configured L2 & L3 VLAN, VLAN Trunking STP, Port Security on Nexus 7K and Catalyst 6500 switches.

Environment: Cisco switches 6500, 3750, 4000, and 5000,Cisco routers 7200, 3845, 2600, 2800, STP, nexus 5k/7k, VLAN, VTP, Wire shark, EIGRP, BGP, cisco CLI, cisco ios, TCP/IP, OSPF,HRSP, VRRP, LDP, MPLS, MS-Excel,Word, Visio.

Confidential, Jersey City, NJ

Network Engineer

Responsibilities:

• Manage day to day operations of a datacenter class network and a multi-site enterprise network.
• Maintaining and providing technical support for Layer 2 and layer 3 devices in the LAN/WAN environment.
• Install all new hardware, systems, and software for networks.
• ConfigureVLANtrunking802.1Q, STP and Port Security on Catalyst 6500 switches.
• Extensive knowledge and troubleshooting in data communication protocols and standards including TCP/IP, UDP, IEEE 802.3,Cable Modem, PPPOE,ADSL, Multilayer Switching, DoD standards.
• Performed installation and configuration of Cisco Switches, Routers, Telnet, CSU/DSUs, network management and analysis tools.
• Provided technical support for full setup, debugged the problems of OSPF, switching and HSRP.
• Use and maintain routing protocols EIGRP and OSPF on the Routers in the network.
• Install and maintain routers and switches in various network configurations supported VLANs, and advanced ACL.
• Installed and configured DNS and DHCP server.
• Configured multiple domain name services (DNS), email services (Exchange Server), web, and file transfer protocol services (FTP) for various platforms including line leasing through DHCP servers.
• Implemented and monitored the network using network sniffing and scanning tool as Wire-shark, Ethereal.
• Other responsibilities included documentation and supporting other teams.
• Configured vDC's and VRF's on Nexus 7k/5k.
• Configured OSPF and BGP on Nexus 7k.

Environment: Cisco switches 6500, 3750, 4000, and 5000, Cisco routers 7200, 3845, 2600, EIGRP, BGP, ciscoCLI, cisco ios, TCP/IP, OSPF, HRSP, STATIC, RIP, MPLS, MS-Excel, Word, Visio.

Confidential

Junior Network Engineer

Responsibilities:

• Installed, tested, troubleshoot, repair, maintain, and upgrade desktop and laptop computers and peripheral equipment.
• Converted networks with multiple routing protocols RIP, IGRP, EIGRP into a single OSPF domain, thus providing for future network scalability.
• Working on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Checking and configuring Cisco 7613 routers at data center for remote sites’ issues.
• Provided Tier2 LAN/WAN operational support to network call center; supporting the remote, domestic and international offices. Configured OSPF on the WAN.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• Created a backup and recovery policy for software application and verified peripherals are working properly.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed the IP address space using subnets and variable length subnet masks (VLSM).
• Configure CLI on all IOS Devices to use RADIUS Authentication for login.
• Studied in a Lab Testing environment the Migration of Frame Relay WAN to MPLS based VPNs.
• Upgraded Cisco switches/routers (65XX, 7204, 3550, 3560) Cisco Aironet APs, Local Director 400 series, also performed IOS/CAT OS image installations/upgrades, executed system configuration changes, and provided performance testing data for various service/applications.
• Attending meetings and technical discussions related to current project.

Environment: Cisco catalyst switches 6500, 3750, 4000, and 5000,Cisco routers 7200, 3845, 2600, 2800, STP, VLAN, VTP, Wire shark, OSPF, EIGRP, BGP,Cisco SDM, cisco CLI.