SUMMARY

• 6 years of IT experience in design, development, implementation, troubleshooting and maintenance of medium - to large scale Network infrastructure
• Experience in Static Routing and configuring dynamic Routing Protocols - RIP v1 and v2, IGRP, EIGRP, OSPF, and BGP
• Expertise in network protocols, Switching, Routing and Security technologies
• Experience on Cisco Catalyst Series 6500 Switches and Virtual switching system. Deployed the switches in high availability configuration.
• Good knowledge of Spanning Tree Protocol - IEEE 802.1d, IEEE 802.1w, IEEE 802.1s., PVST
• Well experienced in VLAN implementation, VTP domain settings, Stacking, Load balance and Redundancy technologies - XRRP, VRRP, HSRP, PAGP, LACP
• Configuration of Access Control Lists( ACL), Quality of Service(QoS), VPN, NAT/PAT policies
• Experience in implementation of PPP, ISDN, HDLC, Frame Relay, T1, DS3, MPLS
• Installation and maintenance of RADIUS, TACACS+ ( Cisco Secure ACS)
• Good understanding of the OSI Reference Model and the TCP/IP Model
• Network Management- CiscoWorks LMS, ProCurve Manager Plus( PCM+), Sonicwall-Open View
• Network analysis and troubleshooting tools - Sniffer Pro, Wireshark, Agilent Network and analysis tools
• Experience in System Software installations, Implementation of DNS, TCP/IP, DHCP and IAS in Network environments Windows 2003, Windows 2000 and Windows 95/98
• Well experienced in Planning, Designing, implementation and management of medium-to-large scale of enterprise networks

TECHNICAL SKILLS

Routers/Hubs/Switches: Cisco 1700, 1800, 2600, 2800, 3600, 3700, 3800, 7200, 2900, 3500

Authentication: TACACS+, RADIUS.

Network Analyzers: Ethereal, Sniffer Pro.

Network Technologies: STP, RSTP, HSRP, VRRP, IRB, Port Channel.

Operating Systems: Windows2000/2003, Win98/ME/2000 pro/xp

Routing Protocols: TCP/IP, RIP, EIGRP, OSPF, and BGP

WAN Technologies: T1/E1, DS3, Frame-Relay, DSL, MPLS, leased-line

LAN Technologies: 802.1q, ISL, Patching up, Backup/Restoration, DNS (Infoblox), DHCP

PROFESSIONAL EXPERIENCE

Confidential, Jersey City, NJ

Network Engineer

Responsibilities:

• Involved in Network Redesign for branch, for data environment.
• Convert Branch primary WAN circuit T1 to MPLS and branch router security migration
• Performing BGP Changes on branch router and head-end router
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new WAN links
• Replace network hardware with new 7200 routers and 3825 switches in all branch locations
• Design and implementation of GRE for multicast and unicast communication on an existing IP VPN
• Experience on designing and troubleshooting of complex BGP and OSPF routing problems.
• Involved in designing and implementing QOS and policy map to 3800 series routers for all the branches
• Worked closely with network monitoring staff and will do network design testing/certification prior to production implementation.
• Implements configurations and implementation instructions into change management system and insures that all approvals and processes are adhered to compliant with Audit.
• Worked on Layer 2 protocols such as VTP, STP, RSTP, PVST, MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment
• Experience in branch relocation: connect workstation, servers etc. Rack and stack pre-configured new hardware and connect the circuits. Worked with carrier to test and turn-up circuits.
• Worked with carriers like AT&T, Verizon, Wind stream and Level3 for deploying WAN circuits and implementation of MPLS cloud
• Performs system level documentation on platforms and assists in project tracking and documentation. Experience with developing network design documentation and presentations using VISIO. Troubleshoots with problems regarding the network changes and migrations.

Environment: Cisco 6500, 3560, 3548, 2950, 2960 series switches; Cisco 7200, 3800, Change management tools

Confidential, Shelton, CT

Network Engineer

Responsibilities:

• Responsible for Design, integration, configuration, maintenance, performance monitoring and security of network infrastructure including local area networks (LAN), wide area networks (WAN), firewalls, DHCP, DNS
• Installing the Network devices in datacenter environment and clearly articulate complex network designs and drawings through documentation( Visio) as well as verbal training sessions
• Experience in Configuring Site-to-Site and Remote Site VPNs, NAT/PAT policies
• Managing Cisco Secure ACS for TACACS+, RADIUS authentications
• Monitoring customer data networks and providing fault isolation and remote troubleshooting.
• Experience on designing and troubleshooting of EIGRP routing issues
• Responsible for the management of network at the client environment
• Supporting and performing projects for the client WAN environment at a global level
• Implementation of network system upgrades and modifications including planning, testing, scheduling and coordination. Ensures that change management and defined security procedures for all network systems are executed in accordance with customer policies and procedures.
• Interacting with Carriers for installation of new WAN circuits at Customer premises and make sure circuit installed with no issues and ready to use before users move in to the branch
• Providing Teir-3 technical support for LAN/WAN issues and on-call for technical escalation on a rotational basis (Remedy Ticketing system). Well experienced in troubleshooting bug related issues with help of Cisco TAC service
• Providing networking services, coordinate tasks and ensure their execution and documentation in accordance with established corporate standards.

Environment: Cisco 6500, 3560, 3750, 2950, 4500 series switches; 3800, 2600, 2800, 1800 routers, CiscoWorks

Confidential

Systems & Network Engineer

Responsibilities:

• Management of WAN, connected over Frame relay and DSL
• Responsible for client’s new branches turn up and managing the network environment.
• Installation of Operating Systems, application software’s and Troubleshooting hardware issues
• Management of Pix Firewall, Cisco Routers and switches infrastructure
• Configuration of routers and switches for OSPF, EIGRP, VLANs, STP, Trunks, Ether Channel, Load Balancing
• Configuration of Routers and Firewalls for site-to-site IPSEC VPN tunnels
• Implemented Secured Wireless Network based on WPA and MAC Authentication technologies
• Integration of AVAYA IP-Phones with Switches in VLAN environment
• Policy configuration and management of firewalls
• DNS changes as per client requests
• Planning about new product requirements, Contacting Vendors for product purchases
• Contacting Service providers to troubleshoot issues on WAN connectivity
• Involved in planning and designing team for network upgrades/changes
• Configuring NAT Policies, Global VPN Client Policies
• Establishing Site-Site VPN Connections
• Maintenance of DHCP Server.
• Enabling high-availability and high-capacity features such as Spanning Tree and link aggregation on Switches
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support
• Basic Configurations and Maintenance of various Switches, Routers, Firewalls and Wireless Access Points at different client locations
• Responsible for interaction with third party technicians on site
• Performed network support involving daily wiring maintenance of cabling, switch maintenance, network port re-enabling, and cable room
• Documentation of all new software installation procedures, troubleshooting procedures
• Responsible for implementation of new network infrastructure includes Cabling, Switching, Routing
• Establishing MAN Connectivity between their different braches
• Involved in Loop back tests and troubleshooting issues during establishment of T1 Line
• Dynamic VLAN implementation using IEEE 802.1x protocol and RADIUS Server
• Integration of Active Directory Services (ADS) with RADIUS Server and creation of remote access polices on RADIUS
• Implementation of Access Control Lists(ACL’s) & QoS
• Implementation of Port-fast on all access switches and setting bridge priorities on L3 Switches

Environment: Cisco 2900, 3560, 1800, 3700, 3800, 7200, 2900, 3500