SUMMARY:

• Around 8 years of experience in Cisco/Juniper Networking, Security which includes designing, Deployment and providing network support, installation and analysis for a broad range of LAN / WAN protocols.
• Hands On experience Cisco IOS/IOS - XR/NX-OS, Juniper JUNOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS.
• In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.
• Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
• Troubleshooting of Cisco 2800, 2900, 3900, 7200, 7600, ASR 9k, CRS, and GSR 12k Series routers.
• Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
• Extensive work experience with Cisco Routers, Cisco Switches, Load Balancers and Firewalls.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Experience working with Cisco Nexus 2148 Fabric Extender and Nexus 7010, 5000 series to provide a Flexible Access Solution for a datacenter access architecture
• Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210
• Responsible for Check Point (Secure Platform R70) and Cisco ASA firewall administration across global networks.
• Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design.
• Worked extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series
• Knowledge in preparing Technical Documentation and presentations using Microsoft VISIO/Office.
• Worked on MPLS while ensuring secure networking, improving the network performance by prioritizing network traffic and allocating bandwidth according to usage and service requirements.
• Worked on Multicast to use the bandwidth more effectively while reducing the load on the sender.
• Knowledge of WAN Optimization Technology, Riverbed.
• Configuring Cisco Wireless Controllers and AP’s.
• Configuring Cisco WAAS.
• Configuring the Network Admission Control (NAC).
• Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solutions as an individual and as part of a team.
• Hands on Experience testing iRules using Browser(IE), HTTP watch

TECHNICAL SKILLS:

Networking Technologies: LAN/WAN Architecture, TCP/IP, Frame Relay, VPN, VLAN, VTP, NAT, PAT, STP, RSTP, PVST, MSTP

Networking Hardware: Cisco Switches, Cisco Routers, ASA/Pix firewalls, Vmware, Ironport

Routing Protocols: OSPF, IGRP, EIGRP, RIP, MPLS, IS-IS, BGP, Multicasting

Security Technologies: PAP, CHAP, Cisco PIX, Blue Coat

Network Monitoring: Cisco Works 2000, Wire Shark, HRPing

Operating Systems: Windows 7, Vista, XP, 2000, LINUX, Cisco IOS, IOS XR

Routers: CISCO 2600, 2800,3600,3800,7200,ASR 9K, Juniper M & T Series, Cisco CRS-1, CRS -3, GSR

Load Balancers: Cisco CSM, F5 Networks (BIG-IP)

Capacity & performance: IXIA, Spirent, Cisco works, IPerf, IXChariot

Switches: CISCO 2900, 3500,4500,5000,6500, Nexus 7k,5k,2k

Programming Languages: C, C++, Perl, VB Script, Power Shell, Python, SQL

Simulation Tools: Qualnet Developer, OPNET IT GURU, OPNET Modelar, Cadence,Firewalls juniper net screen(500/5200), Juniper SRX (650/3600), Pix(525/535), ASA (5520/5550/5580 ), McAfee Web Gateway

AAA Architecture: TACACS+, RADIUS, Cisco ACS

Features & Services: IOS and Features, HSRP, GLBP,IPAM IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management, Open Stack, IVR’s, HLD and LLD documents, Dell equal logics

PROFESSIONAL EXPERIENCE:

Confidential, Fishers, IN

Sr. Network Engineer

Responsibilities:

• Configuring Static, IGRP, EIGRP, BGP and OSPF Routing Protocols on Cisco1600, 2600, 2800, 3600, 7300 series Routers.
• Responsible for entire company network infrastructure that includes Cisco Switches, Routers, Firewalls, Access Points, Servers and PBX.
• Configured Site to Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5500 series firewalls.
• Configured Easy VPN server and SSL VPN to facilitate various employees’ access internal servers and resources with access restrictions.
• Experienced in installation, configuration and maintenance of Cisco ASR 9K, 7200, 3900, 2800, 2600, 2500 and 1800 series Router / Cisco Nexus 7010, 5548, 2148 Catalyst Cisco 6500 (sup 720), 4500 (SUP 6), 3750, 2950 series Switches.
• Building the VPN tunnel and VPN encryption.
• Enabled STP attack mitigation (BPDU Guard, Root Guard), using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN.
• Configured various LAN switches such as CISCO CAT 2900, 3550, 4500, 6509 switches and Access layer switches such as Cisco 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.
• Implemented VPC, VDC on Nexus Switches and also configured FEX.
• Implementation of Access Lists for allowing/blocking desired traffic.
• Configured inside ACL, outside ACL, inside/outside interfaces.
• Configuring VLANs/routing/NATing with the firewalls as per the network design.
• Configured EBGP load balancing and ensured stability of BGP peering interfaces.
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes also route filtering using Route-maps.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices
• Configuration and troubleshooting of CSM, integration with ASA devices.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco ASA 5500.
• Provided proactive threat defense with ASA that stops attacks before they spread through the network.
• Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls, CISCO PIX 506, PIX515.
• Worked extensively on Cisco ASA 5500(5510/5540) Series, experience with convert PIX rules over to the Cisco ASA solution.
• Worked on datacenter migration of existing PIX firewall to ASA firewall, PIX OS upgrade from 6.3 to 7.0.
• Worked extensively on Cisco ASA 5500(5510/5540) Series, experience with convert datacenter PIX rules over to the Cisco ASA solution.
• Mapped, Network Diagrams and physical identification in MS Visio.
• Updated documentation as necessary.
• Preformed IOS upgrades on Cisco routers and switches.
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
• Server load-balancing utilizing F5 LTM-BigIP, including, AFM, APM and ASM modules.
• Maintaining and load balancing: web server traffic for customers using F5 load balancers.
• Worked as a team with other engineers to design, install, implement, and configure ASR 9K Network for interconnectivity, and egress redundancy.
• Troubleshoot basic BGP routing issues on Cisco 12xxx and Cisco CRS series.
• Propose network redesign based on client hardware guidelines, network policies and individual site’s unique characteristics.
• Implementing, troubleshooting and maintaining AP, WLC, WCS, NCS.

Confidential, Palo Alto, CA

Sr. Network Engineer

Responsibilities:

• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Primary responsibility is to design and deploy various network security & High Availability products lick Cisco ASA other security products.
• Experience with converting 6500 to Cisco Nexus in the data Center environment.
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers.
• Experience configuring Virtual Device Context in Nexus 7010.
• Configured VLANs with tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
• Developed Visio Documentation to give complete picture of network design for each building.
• Experience in Configuring, upgrading and verifying the NX-OS operation system
• Experience with configuring OTV between the data centers as a layer 2 extension.
• Communicating with engineers on operational issues, making recommendations to engineers about network architectures, performing complex problem solving during critical network outages.
• Experience with upgrading NX-OS to version 6.1 on the cisco Nexus 7010
• Configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4.
• Deploying and decommissioning of Cisco Routers, Cisco switches and their respective software upgrades
• Performing the Firewall ACL requests change for various clients by collecting source and destination details
• Working with Network Design and implementation teams on various projects across North America.
• Experience with manipulating various BGP attributes such as Local P, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation.
• Identify, design and implement flexible, responsive, and secure technology services.
• Experience innetworksecurity in a telecommunications environment.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools.
• Replaced aging Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.
• Configured CIDR IP RIP, PPP, BGP, MPLS and OSPF routing.
• Performing troubleshooting on slow network connectivity issues, routing issues that involves OSPF, BGP and identifying the root cause of the issues.
• Configure Corporate, Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices, Decom the Devices, Testing( Pilot ) .
• Converting CatOS to Cisco IOS Config Conversion on Access, distribution & Core layer switches
• Planned for the implementation of a new architecture at legacy Web Hosting Data Centers
• Experience with converting Cisco 6500 to Cisco Nexus in the data center environment.
• Experience working with Nexus 7010, 5020, 2148, 2248 devices.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Implemented DHCP, DNS, IPAM configuration on the servers to allocate, resolute the ip addresses from Subnet.

Environment: Cisco 4400/7200/3900/7600 Routers, Cisco3650, 6800/6500/3560 Switches, Nexus 7k/5k RIP, OSPF, BGP, EIGRP, LAN, WAN, CISCO ASA 5500, HSRP, VRRP, GLBP, VLAN, QoS, Wireshark, Solarwinds.

Confidential, San Ramon, CA

Network Analyst

Responsibilities:

• Installing, Configuring and troubleshooting Cisco Routers (ASR1002X, 3945, 3845, 2800, 3600) and Switches to perform functions at the Access, Distribution, and Core layers.
• Configuring, upgrading and deployment of Nexus 7010, 5596 and 2248.
• Installation and deployment of new class 9X and class 10 Server farms in multiple silos.
• Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.
• Working with Cisco Nexus 2248 Fabric Extender and Nexus 5500 series to provide a Flexible Access Solution for datacenter access architecture.
• Ensuring problems are satisfactorily resolved in a timely manner with focus in providing high level of support for all customers.
• Working with wireless technologies troubleshooting and configuration.
• Working with BGP, OSPF protocols in MPLS Cloud.
• Establishing VPN Tunnels using IPSec encryption standards and also configuring and implementing site-to-site VPN, Remote VPN.
• Work with Engineering on Server Farm refresh project on consolidation and increasing the bandwidth on Server Access silos.
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Configure BGP features such as as-override, Local pre, EBGP load sharing on client connections
• Configured and resolved various OSPF issues in an OSPF multi area environment between multiple branch routers.
• Working with Juniper JUNOS on M and MX series routers.
• 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 of Gateway redundancy for the client desktops.
• Configuring GLBP, VLAN Trunking 802.1Q, STP, Port security on Catalyst 6500 switches.
• 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.
• Configuring, Monitoring and Troubleshooting Cisco’s ASA 5500 security appliance, Failover DMZ zoning and configuring VLANs/routing/NATing with the firewalls as per the design.
• Providing Level 3 support to customers, resolving issues by attending to conference calls.
• Configuring BGP, MPLS in Cisco IOS XR.
• Configuring multiple route reflectors within a cluster.
• Working on Confidential open view map for Network Management System and Ticketing.
• Working on a broad range of topics such as routing and switching, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercise and core network repairs.
• Involved in L2/L3 Switching technology administration including creating and maintaining VLANs, Port security, Trunking, STP, Inter Vlan Routing, LAN security.
• Working on security levels with RADIUS, TACACS+.

Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/ switches and Cisco 3640/ 00/3845/3600/2800 routers, Cisco Nexus 7K/5K, Cisco ASA5510, Checkpoint, Aruba Controllers 6000, 3600, 3400,650: windows server 2003/2008: F5 BIGIP LTM.

Confidential, San Jose, CA

Network Engineer

Responsibilities:

• Troubleshoot traffic passing managed firewalls via logs and packet captures
• Configured and resolved various OSPF issues in an OSPF multi area environment.
• Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.
• Worked with telecom vendors in regards to network fault isolation.
• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
• Configured CIDR IP RIP, PPP, BGP and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, MPLS, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• Management and Deployment on Checkpoint Firewall.
• Use Checkpoint to establish Point-to-Point tunnels.
• Ability to use NAT and Firewall security policies in Checkpoint.
• Experience In working on Configuring Multicast.
• Identify, design and implement flexible, responsive, and secure technology services
• Experience with Firewall Administration, Rule Analysis, Rule Modification
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Deployed 7613 as PE and CE router and Configured and troubleshoot the Edge Routers.
• Excellent troubleshooting knowledge on T1, T3, OC-3 and OC-12.
• Configured egress and ingress queues for ISP facing routers using CBWFQ.
• Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
• Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
• Experience with implementing and maintaining network monitoring systems (Cisco works and Confidential Open view) and experience with developing complex network design documentation and presentations using VISIO
• Estimated Project costs and created documentation for project funding approvals.

Environment: Net Flow,TACACS,EIGRP,RIP,OSPF,BGP,VPN,MPLS,CSM,SUP720, Ether Channels, Cisco 7200/3845/3600/2800 routers, Fluke and Sniffer, Cisco 6509/ 3750/3550/3500/2950 switches, Checkpoint firewalls (SPLAT).

Confidential

System/Network Administrator:

Responsibilities:

• Configured and supported TCP/IP networks.
• Monitored the network with Cisco Works 2000.
• Documented the design, implementation and troubleshooting procedures.
• Configured and troubleshoot VLAN, VTP, STP and Trunks.
• Responsible for procurement and installation of H/W, network drives and other IT infrastructure.
• Network Administrator responsible for the full Planning, designing, installation and administration of the Corporate WAN (wide area network).
• Worked on the datacenter environment, with routers and switches.
• Configuration, Management, Troubleshooting of Network devices (Routers, Switches, Firewalls, Servers, DSL Modems etc.). Maintained the Telecommunication Connectivity using DSL and T1 Lines.
• Maintained complex LAN/WAN networks with several VLANS and provided support for routing protocols.
• Managed IP addressing and implemented IP Access Lists.
• Evaluate and recommend inter-connectivity hardware, software, and services to fulfill various businesses needs as requirements develop.
• Worked on Routers Cisco 2620, 3750 and 2950 Switches & Link sys wireless access points.

Environment: TCP/IP networks, Cisco Works 2000, VLAN, VTP, STP, Trunks H/W, network drives, DSL, T1 Lines LAN, WAN, VLANs, IP Access List, Cisco 2620, 3750, 2950 and Link sys