SUMMARY

• 7 years of experience in Network design, deployment and operations of both Cisco and Juniper Networks
• Strong hands on experience in installing, configuring, and troubleshooting of Cisco Nexus 7k, 5k, 2k, Cisco 7600, 7200, 3800, 3900, 2800, 2900 series Routers, Cisco Catalyst 6500, 4500, 2960 and 3750 Stack Switches.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.
• Handled SRST and implemented and configured the Gateways, Voice Gateways
• Experience with telecom circuit providers in dealing with voice communications.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls
• Implemented traffic filters using Standard and extended access - lists, Distribute-Lists, prefix lists and Route Maps.
• Design, develop, and document comprehensive test plans to setup of test scenarios, both hardware and software components, and Executes and update test cases with TCL/TK scripting.
• Experience testing Cisco & Juniper routers and switches in laboratory scenarios and then deploy them on site for production.
• Very sound knowledge IPV4/IPV6, implementation of Subletting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Moderate knowledge in configuring and troubleshooting Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics.
• Designed and deployed new Cisco catalyst 6513 and 6509 with dual Supervisor Engine 720 at both Distribution and Core layer.
• Experience working with OTV & FCOE on the Cisco Nexus 7010/5548 between the datacenters
• Responsible for Cisco ASA firewall administration across our global networks
• Hands on experience on Up-gradation of Cisco IOS of different Cisco devices & modules.
• Well Experienced in configuring protocols HSRP, GLBP, VRRP, ICMP, IGMP, PPP, HDLC, PAP, CHAP, and SNMP.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their

TECHNICAL SKILLS

Operating Systems: Windows (Server 2003/2008, Vista, Windows 7), Basic Linux OS, Sun Solaris OSProgramming, OS installation and working knowledge and SSO

Scripting Skills: Python, Perl, Shell, Unix, PHP, MySQL

Routers: Cisco GSR12016, ASR1001, 2900, 3900, 7200, 7600 & ASR9000, Juniper M320, MX80,MX960,MX480

Switches: Cisco 3750, 4507, 4510 & 6500 series switches, Juniper EX2200,EX2500, Nexus 7010, 5548, 2448

Routing: MPLS L2 protocol, OSPF, EIGRP, BGP, RIP-2, PBR, IS-IS, Route Filtering,Redistribution, Summarization, Static Routing.

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

Network security: Cisco (ASA, PIX) 5510, ACL, IPSEC VPN, GRE VPN

Load Balancer: F5 Networks (Big-IP) LTM Module, Cisco ACE 30 load balancerLAN Ethernet (IEEE 802.3), Fast Ethernet, Gigabit Ethernet, H.323 trunking.

WAN: Leased lines 128k - 155Mb (PPP / HDLC), channelized links(T1/DS3/OC3/OC12), Fiber Optic Circuits, Frame Relay, ISDN, LoadBalancing

Features & Services: IOS and Features, HSRP, GLBP, IRDP, NAT, SNMP, SYSLOG, NTP,DHCP, CDP,TFTP and FTP Management.

AAA Architecture: TACACS+, RADIUS, Cisco ACS.

Network Management: SNMP, Solar Winds, HP open view, and Wire shark

Reports: Microsoft (Visio pro.)

PROFESSIONAL EXPERIENCE

Confidential, PA

Network Engineer

Responsibilities:

• Experience with migrating all the Cisco LAN to juniper LAN.
• Configuring, testing, and troubleshooting switching issues and related protocolsassociated with packet networks including MPLS and traffic engineering (QoS).
• Worked in the LAN migration project work for the lead network engineer who had the ownership of the technical delivery at the site and took ownership of the configuration of edge switches and match the old Cisco edge port configuration into Juniper.
• Worked with Cisco Unified Communications Manager(Call manager) Version 10.5.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Participated in migration planning and preparation activities on-site; configuration of EX2200 edge switches, for user port configurations, preparation of patch schedules and preparation of test plans.
• Involved in post migration on-site; post-migration problem-resolving.
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-240
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.
• Design and deployment of MPLS QOS, MPLS Multicasting per company standards.
• Implemented an IP telephone network with 100+ IP phones and 4 Alcatel 7000 L3 switch. Configured data network to support voice including VoIP VLAN, interVLAN routing and QoS tagging. Included 4 PCX system, voice mail server, my teamwork server and a management server. This project included wireless AP, worked on DOCSIS and LAN bridging through a wireless link.
• Configuring AAA using Tacacs+ and ACS server.
• Used juniper firewalls SRX3600, SRX 650 for WAN edge routers, configured route based VPN and policy based VPN and also chassis clusters with SRX 240.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIXSecurity appliance,Failover, DMZ zoning & Configuring VLANs/routing/NAT ing with the firewalls as per the Design.
• Configuring numerous LAN technologies including leased point-to-point circuits, ISDN, various Ethernet speeds/media
• Provide consultancy services to customers on a variety of network security products including firewalls, VPNs, authentication, load-balancing, data loss prevention, security information and event management
• IOS upgrade in Nexus 7010 through ISSU (In service software upgrade)
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.
• Worked on Solar winds Orion for analysis and monitoring purposes
• Implement and configured GLBP (on core switching and also for VPN redundancy), HSRP on different location of office on the switched network and managing the entire multilayer switched network
• Enabled STP attack mitigation (BPDU Guard, Root Guard), using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN and ensuring DHCP attack prevention where needed
• Replaced Campus Cisco End of Life hardware with new juniper devices.
• Worked with checkpoint firewalls for network security, endpoint security,data securityandsecurity management
• Experience with layer 2 securities which was implemented using a dedicated VLAN ID for all trunk ports, setting the user ports to non-trucking, deployed port security when possible for user ports.

Environment: TACACS+, RADIUS, Solar winds, Solaris, SSL, Juniper switches EX 2200, EX 2500, EX4200, EX4500 and Cisco 12000/7200/3845/3600 routers, Cisco ASA5510, Cisco AIR-CAP2602I-E-K9, Checkpoint.

Confidential, Jersey City, NJ

Network Engineer

Responsibilities:

• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• Configure VRRP & GLBP and VLAN Trucking 802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
• Experience with Cisco Unified Communications Manager(call manager) provides services such as session management, voice, video, messaging, mobility, and web conferencing
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trucking, STP, Inter-Vlan routing, LAN security.
• Worked on the security levels with RADIUS, TACACS+.
• Completed service requests (i.e. - IP readdressing, bandwidth upgrades, IOS/platform upgrades, etc)
• Handled SRST and implemented and configured the Gateways, Voice Gateways.
• Worked on a broad range of topics such as routing and switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercises, and core network repairs
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support
• Supporting EIGRP and BGP based PwC network by resolving level 2 &3 problems of internal teams & external customers of all locations.
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Configured Checkpoint firewalls.
• Working on Network design and support, implementation related internal projects for establishing connectivity between the various field offices and data centers.
• Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.

Environment:, Juniper VPN’s, STP, VLAN, Trunk Protocols, Cisco firewalls (PIX and ASA), Checkpoint RADIUS, TACACS+,MPLS, STP, SSL.

Confidential, Nashville, TN

Sr. Network Engineer

Responsibilities:

• Configured Routing protocols such as OSPF and policy based routing.
• Team member of Configuration of Cisco 7206 router and Configuration of Catalyst switches.
• Good experience with voice over IP and providing communication to telephony customers.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Create and test Cisco router and switching operations using OSPF routing protocol.
• Configuration and troubleshooting link state protocols like OSPF in multiple areas.
• Configured HSRP and VLAN trunking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Data Center Design Experience, installing and Configuring Network Devices in a Data Center including patching the cables in the Patch Panel. Design and implemented network infrastructure and configured all the network Infrastructure devices including Network Printers and Registers
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Configured IP access filter policies.
• Providing Technical Support and solutions for Network Problems.
• Implementing NAT solution's on Cisco IOS routers.

Environment: Cisco 3750/3550/3500/2950 switches, Cisco 7200/3845/3600/2800 routers, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, Ether Channels, SSL.

Confidential, Omaha, NE

Sr. Network Consultant

Responsibilities:

• Hands on experience in the configuration and implementation of various Cisco Routers and L2 Switches.
• Supported core network consisting of Cisco 7200 series routers running multi area OSPF
• Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution.
• Implemented stub/Totally stub areas and various OSPF features like route-summarization and SPF throttling.
• Supporting EIGRP and BGP for problems of L2/L3 in internal teams & external customers.
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.
• Design, WAN link using PPP Multilink and by implementing Cisco WAAS
• Negotiate VPN tunnels using IPsec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Experience with protocols such as Frame Relay, IEEE 802.11 and VLAN, OSPF and BGP, DNS, DHCP, FTP, NTP, SNMP, SMTP and TELNET.

Environment: CISCO routers and switches, Access Control Server, VLAN, Trunk Protocols, CISCO ASA, DHCP, DNS, Spanning tree, Nimsoft.

Confidential, San Diego, CA

Network Administrator

Responsibilities:

• Working on Cisco 6509 and 4507 series switches for LAN requirements, that includes managing VLANs, Port Security and troubleshooting LAN issues.
• Designed and installed new Branch network systems. Resolved network issues, ran test scripts and prepared network documentation.
• Provide technical support for clients with dial-up internet issues.
• Monitoring the NMS system for different Network Alerts.
• Installed and configured DNS and DHCP server.
• Involved in troubleshooting of DHCP and other IP conflict problems.
• Using Local Management Interface (LMI) involved in monitoring VC’s (Virtual circuits) status and network congestion using FECN and BECN for Frame relay topology
• Ensure problems are satisfactorily resolved in a timely manner with focus on providing a high level of support for all customers.
• Once trouble ticket has been created keep customer informed of status of ticket and estimated time to repair.
• Checking and configuring Cisco 7613 routers at data center for remote sites’ issues.
• Configuration of Access List ACL (Std, Ext, Named) to allow users all over the company to access different applications and blocking others.
• Responsibilities also include technical documentation of all upgrades done
• Attending meetings and technical discussions related to current project.

Environment: Cisco switches 6530 and 4507, CISCO routers 7613,2600, 2800, 3200, Apache, UNIX, Active directory, IPS, VLAN, IDS, STP, VPN, Windows Server, Windows NT.

Confidential

Network Engineer

Responsibilities:

• Deployment of OSPF dynamic routing NOC engineering network routers, previously running RIP Static
• Troubleshooting routers, Testing Data Circuits E1, ISDN lines,
• Provide Technical support to end-user either through remote management or onsite based on therequirement.
• Involved in designing VPN architecture with IPSEC, VPN-Services, IP-addressing
• Hands on experience on Windows server installation components like DNS,DHCP, Active directory and ISA
• Application for load balancing on the servers
• Understanding of IPSEC & GRE tunnels in VPN technology implementation using Cisco IOS
• Installation of windows active directory for the creation of users and groups and assigning policies based users application
• Worked on the Cisco devices like 6509, 6513, 3600, 2811 and worked on all line cards and port configuration for the VLAN
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Configuring STP for switching loop prevention and VLANs for configuring port security for users connecting to the switches.
• Experience on configuration of routing protocols like EIGRP, OSPF multiple areas

Environment: Cisco 3600/2800/2600 routers, OSPF, EIGRP, RIP, Vulnerability Assessment tools like Nessus, Red Hat, Juniper VPN’s, SSL

Confidential

Network Engineer

Responsibilities:

• Maintaining the Network Infrastructure, Installation, migration and configuration of routers and switches for clients.
• Provide alternative means from dial-up connection to bring down the damage or loss that occurs for the client.
• Routing Protocols (RIP, RIP V2, IGRP, EIGRP, OSPF), Virtual LANs, LAN, WAN and Ethernet.
• Coordinated with senior engineers with BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks
• Frame Relay, ISDN, PPP, HDLC, Network Troubleshooting using CLI Show commands, PING, Trace route, telnet.
• Involved in group & individual presentations to corporate clients about the company’s internet based products like leased lines and modular routers.
• Involved in designing and applying QOS to 2600 series routers for all the branches
• Worked on Riverbed devices for WAN bandwidth Optimization in the data centers for the sensitive marked data applications

Environment: Wins XP/ 7, TCP/IP, WINS, DNS, DHCP, FTP, LDAP, IMAP, SMTP, POP3, Mail Servers