SUMMARY

• 8 years of Experience with Certified Network Engineerin design & implementation of Enterprise Networking configuration of Cisco Routers, Switches and Firewalls, troubleshooting & fine - tuning of Firewalls, VPN configuration, troubleshooting networkrelated problems in Enterprise & Data Center Networks.
• Performed IP address planning, designing, installation, configuration, testing, maintenance, and troubleshooting in complete LAN, WAN development.
• Experience in layer-3 Routing and layer-2 Switching. Deal with Nexus models like 7K, 5K, 2K series, Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800, 810 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches
• Expertise in installing, configuring, and troubleshooting of Cisco Routers (3800, 3600, 2800, 2600, 1800, 1700, 800) Series..
• Around 5 years of experience implementing and configuring protocols such as HSRP, GLBP, VRRP, ICMP, IGMP, PPP, HDLC, PAP, CHAP, and SNMP
• Designing and configuring networking features such as VLAN, ISL, STP, VTP, 802.1X, Port Security, L2PT and SPAN
• Implementation of DNS and DHCP protocols and Configure Protocols MPLS: TDP, LDP, L2VPN, VPLS, AToM, RSVP-TE, and QOS.
• Strong experience in 802.11, ECDN, WEP, WAP, ATM, Frame Relay, IPv6, Ipsec.
• Administration of ASA firewalls in the DMZ and FWSM in the Server Farm to provide security and controlled/restricted access
• Experience working with design and deployment of MPLS Layer 3 VPN cloud, involving VRF, Route Distinguisher (RD), Route Target(RT), Label Distribution Protocol (LDP) & MP-BGP.
• Hands on experience in troubleshooting and deploying of various IP Routing Protocols EIGRP, RIP v1/2, OSPF, IS-IS & BGP.
• Implemented security policies using ACL, IPSec, VPN, AAA Security TACACS+, and Radius on different series of routers and firewalls.
• Installation and Configuration of Cisco 6500, 4500, 2900, 3500 series switches, Cisco 2500, 2600, 2800, 3600, 3800, 7200 series Routers.
• Experienced in pertaining to security software (IOS-s) and hardware injuniper and Cisco Routers and Switches
• Worked on migration from F5 LTM toA10LTM Creating Virtual Servers, Nodes, Pools and iRules on BIG-IP in LTM module.
• Responsible for the design, configuration, implementation and management of ArubaWirelessaccess point, including the 6000 and 3600controllers. dis includes all research and purchasing for allwireless LANproducts.
• Configured SSID's on WLC 5502 wireless LAN controllers and experience troubleshooting using WCS.
• Hands on configureWireless Guest Access with Anchor setup on release 7.0.
• Hands on experience with F5 load balancers - LTM, GTM series like 6400, 6800, 5000, 2000 for the corporate applications.
• Design and configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550)
• Experience with configuring, supporting, and troubleshooting security products including Cisco ASA,Juniper, Cisco, IDS solutions, and others
• Expertise in configuration of routing protocols and deployment of OSPF, EIGRP, BGP and policy routing over Cisco routers.
• Experience in adding Rules and Monitoring Checkpoint Firewall traffic through Smart Dashboard and Smart View Tracker applications.
• Configured Client-to-Site VPN using SSL Client on Cisco ASA 5520 ver8.2
• Configured ASA 5520 Firewall to support Cisco VPN Client on Windows 7/XP/Vista.
• Experience with designing, deploying and troubleshooting LAN, WAN, Frame-Relay, Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP), ACL's, NAT, VLAN, STP, VTP
• Strong hands on experience on PIX Firewalls, ASA (5540/5550) Firewalls. Implemented Security Policies using ACL, Firewall, SSL, VPN, IPS/IDS, AAA (TACACS+ & RADIUS)
• Experience working with Cisco IOS-XR on the ASR9000 devices for MPLS deployments
• Efficient designing of IP Addressing Scenario using VLSM and Sub netting.
• Configured Security policies including NAT, PAT, VPN's and Access Control Lists.
• Experience working on Networking monitoring tools like Zenoss, Netscout, Cisco NCM, Infoblox, Wireshark and Qradar.
• Experienced in Cisco Unified Communications (CUCM), Messaging and Telepresence Cisco Unity/Express (CUC), Call Manager v4.x, Cisco Media Convergence Servers 7800 series, IPCC, Fax gateways integrating VOIP (SIP, H.323, MGCP),voice/analog, fax, IP Fax and web-based interfaces.
• Strong understanding ofVMwareNetworking concepts like creation of vSwitches, different types of port groups, NIC Teaming and VLAN Problem management onVMwareESX 3.X and Virtual Center and vMotion.
• Understanding the JUNOS platform and worked with OS upgrade of Juniper devices
• Response to email andphonerequests for IT service
• Responsible for Checkpoint and Cisco ASA firewall administration across global networks.
• Manage multiple resources from various internal teams to develop cloud solutions based on detailed workload requirements
• Proficient in Object oriented design experience, with extensive experience of Python-C/C++ binding using Boost Python and Python C types.
• Environment: DDI, Infoblox 6.x, REST API, Perl API, Red HatLinux6.x, Tivoli (TSM), VMware ESX, NFS share, Perl Scripting, Korn shell Scripting, HP Service Manager, Technical writing.
• Extensive experience using Microsoft suite like Word, Visio, Excel, PowerPoint
• Excellent technical and project management skills combined with strong communication skills

TECHNICAL SKILLS

Cisco Platforms: Nexus 7K, 5K, 2K, Cisco routers (7600,7200, 3900, 3600, 2800, 2600, 2500, 1800, 810 series) Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series) CISCO 5500 WLC, CISCO ISE

Juniper Platforms: SRX, MX, EX Series Routers and Switches

Networking Concepts: Access-lists, Routing, Switching, Subnetting, Designing, CSU/DSU, IPSec, VLAN, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi

Firewall: ASA Firewall (5520/5540/5585 ), PIX and FWSM

Network Tools: Solar Winds, SNMP, Cisco Works, Wireshark, QRadar, RSA Envision, Zenoss, NCM, Algosec, Voyence, Netscout, InfoBlox, Wireshark, ASDM, XenApp

Load Balancers: F5 BIG IP LTM 5000, GTM C-112, VIPRION VPR 2400

WAN technologies: Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET

LAN technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

Security Protocols: IKE, IPSEC, SSL-VPN

Networking Protocols: RIP, OSPF, EIGRP, BGP, STP, RSTP, VLANs, VTP, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA

Languages: Perl, C, C++, SQL, HTML/DHTML

Operating System: Windows 7/XP, MAC OS X, Windows Server 2008/2003, Linux, Unix

PROFESSIONAL EXPERIENCE

Confidential, Providence, RI

Network Data and Security Engineer

Responsibilities:

• Responsible for designing and implementation of customer's network and Security infrastructure.
• Involved in complete LAN, WAN, Extranet redesign (including IP address planning, designing, installation, pre configuration of network equipment, testing, and maintenance) in both Campus and Branch networks
• Configured and deployed CISCO 819 routers for about 1000 branches as part of the Branch Network Resiliency Project.
• Responsible for Cisco ASA firewall administration across our networks and support customer with the configuration and maintenance of the firewall systems.
• Experience with Cisco Collaboration Scheduling and Management: TMS, and Cisco prime
• Experience with firewall port open request based on business requirement.
• Experience with end to end migration of DMZ server including Vendor connectivity.
• Upgraded ASA firewall from version 8.2 to 8.4/9.1.
• Experience working with ASR 9006 with IOS-XR
• Experience with designing, implementing and troubleshooting Cisco routers and switches using different routing protocols like OSPF, EIGRP, BGP, ISIS and MPLS L3 VPN, VRF
• Experience with converting Cisco 6500 IOS to Cisco Nexus NX-OS in the data center environment.
• Experience working with Nexus 7010, 5020, 2148, 2248 devices
• Experience with Cisco Wireless Controllers 8510. 2600, 3600
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000
• Experience configuring VPC, VDC and ISSU Software upgrades on Cisco Nexus 7010
• Experience in Configuring, upgrading and verifying the NX-OS operating system.
• Actively involved in Switching Technology Administration including creating and managing VLANS, Port security- 802.1x, Trunking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst 4507R+E, 6509-E and Nexus 2232, 5596, 7009 switches.
• Responsible for the design, configuration and implementation of Cisco WirelessLAN Networking
• Configuring IPSEC VPN on SRX series firewalls
• Hands on experience in Cisco ASA, Checkpoint and Palo Alto firewalls.
• Experience in configuring and maintaining Palo Alto firewalls.
• Implementation of Palo Alto firewalls (URL Filtering, IPS,DPI, VPN)
• Experience working Juniper T-Series, M-Series,ERX1400, M320, MX960, J-Series Routers
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500 security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• HandledSRSTand implemented and configured the Gateways, Voice Gateways.
• Implemented VoIP solutions using SIP & H.323, also have sound noledge of Avaya VoIP products.
• Provided Load Balancing towards access layer from core layer using F5 Network Load Balancers.
• Managed the F5 Big IP GTM/LTM appliances which includes writing iRules, SSL offload and everyday task of creating WIP and VIPs
• Knowledge in implementing and configuring F5 Big-IP LTM load balancers for load balancing andnetworktrafficmanagement for business applications.
• Experience working with BGP attributes such as Weight, Local-Preference, MED and AS-PATH to influence inbound and out bound traffic.
• Involved in Disaster Recovery activity, like diverting all the traffic from production data center to Disaster Recovery data center.
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event of core router becoming unreachable.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Managing Cisco UCSCallManager Publisher, Subscriber, Unity and Presence
• Deploying VMware NSX on Cisco Nexus 9000 & Cisco UCS Infrastructur
• Project managed upgrades to existing CiscoCallManager and Unity systems Cisco
• Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-210
• Implemented HSRP on the Cisco 2948G Layer 3 switches and EIGRP, OSPF on 2 Cisco 2610 routers, the Layer 3 switch, 3 Cisco 350XL Switches, Cisco 3524XL switches for load balancing and fail over.
• Configuring ASA Firewall and allow/deny rules for network traffic.
• Extensive noledge and troubleshooting in data communication protocols and standards including TCP/IP, UDP, IEEE 802.3, Token Ring, Cable Modem, PPPOE, ADSL, Multilayer Switching, DoD standards.
• Experience working with OTV & FCOE on the Cisco Nexus 7010/5548 between the datacenters
• Monitoring network traffic using tools like ZENOSS, CISCO NCM, NETSCOUT and QRADAR.
• Working on various incident tickets using HPSM and Citrix XenApp (CLARIFY ticketing system).
• Monitoring and troubleshooting of wireless issues in the network.
• Worked on Infoblox to assign and fix IP addresses for branches and back offices.
• Responsible for creating and maintaining network documents and VISIO drawings for efficient network operations and Audit requirement.
• Providing 24x7 on call support to troubleshoot and resolve various operational issues in the network.
• Maintaining TEMPeffective communications with vendors, peers and clients in resolution of trouble tickets, equipment RMAs and support request.

Confidential - Des Moines, IA

Network Engineer

Responsibilities:

• Experience with Supporting bothNetworkand Security infrastructure in data center environment and Campus environment, which involved with devices such as routers, switches, firewalls and wireless access points.
• Experience with moving data center from one location to another location, from Cisco 6500 based data center to both Cisco 6500 & Nexus based data center.
• Strong hands on experience on ASA (5525/5545/5585 ) Firewalls. Implemented security policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA (TACACS+ & RADIUS)
• Experience in adding firewall rules,Networkaddress Translation and in creating multiple security contexts (virtual firewalls).
• Experience with implementing Cisco 6500 VSS on the User distribution switches.
• Upgraded IOS on the different ASA flavors like 5510, 5520 and 5585 firewalls
• Working with MPLS Designs from the PE to CE and configuring VRF on PE routers
• Experience with designing and deployment of MPLS Traffic Engineering
• Configuring RIP, OSPF, EIGRP BGP, MPLS, QOS, ATM and Frame Relay.
• Involved in design and implementation of Data Center Migration, worked on implementation
• Strategies for the expansion of the MPLS VPNnetworks
• Involved in proactive tasks like performance analysis and performance tuning inWAN
• Trouble shooting ofWANconnectivity problems
• Working Knowledge of Cisco IOS, Cisco IOS-XR, Cisco Cat OS, Cisco NX-OS, JUNOS
• Troubleshoot WiFi devices usingCiscoISE andCiscoPRIME
• CiscoPrimeCollaboration Provisioning (10.5.1) (Install Only)
• Experience with configuring BGP in the data center and using BGP as a WAN protocol and manipulating BGP attributes
• Design and deployment of MPLS QOS, MPLS Multicasting per company standards.
• Implemented site to site VPN in Juniper SRX as per customer.
• Implemented various EX, SRX & J series Juniper devices.
• Experience with deploying Fabric Path using Nexus 7000 Devices
• Experience with configuring VPC, VDC and OTV between the data centers as a layer 2 extension.
• Experience with configuring FCOE using Cisco Nexus 5548.
• Maintenance and trouble-shooting of LAN, WAN, IP Routing, Multilayer Switching.
• Performing onsite data center support including monitoring electrical power, switch alarms,network alerts and access logs.
• Performed a variety of LAN administration, network support, troubleshooting, repair, and Maintenance of existing data communication systems, including Cisco CUCM 7.0, CUCM express, and variety VoIP protocols. Including H.323, SIP, SCCP; G 711, G 729 codecs
• Install and configure Tandberg, Cisco, Pexip and Polycomvideoconferencing infrastructure/ endpoints.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers
• Configured and maintained access switches for PCs and IPphones
• Dealt with monitoring tools like (Solar Winds, Cisco Works),networkpacket capture tools like Wire shark
• Extensively worked on Protocols like IP Telephony (H.323, SIP), RADIUS, AAA (Authentication Authorization and Accounting), and DIAMETER, GSM (SMPP, CIMD, and UCP)
• Installation, maintenance, administration, and monitoring of RedHat EnterpriseLinuxSystems.
• Create and manage user's accounts within small environments; as well as large server environments.
• Manage the Blue Coat ProxyWebFilteringfor internal organizational users
• Installed high availability Big IPF5LTM and GTMloadbalancersto provide uninterrupted service to customers.
• Knowledge in implementing and configuringF5Big-IP LTM-6400loadbalancers
• Experience in configuring and Troubleshooting BIG-IPF5loadbalancerLTM
• Experience with security as a discipline, with focus on IPSec, Access Control, Firewalling,IDS/IDP
• Conducts and assists withvulnerabilityscanning, penetration testing, application security testing, risk assessments, and risk consultation with other teams and business units
• Co-ordination with Hardware vendors, software vendors and service Providers.
• Assisted in backup, restoring and upgrading the Router and switch IOS.
• Attended Team meetings and provided comments on existingnetworkand the recommendations to improve the currentnetworkPerformance.
• VoIP Administrator - Management of 150 IP-telephony users at six locations with four physical IP-PBXsystems interconnected through secure VPN tunnels. Administration of PSTN interfaces that consist of SIP trunks, PRI circuits and POTS lines which vary by location.
• Maintaining the health of 250+ wireless Access points in multiple locations.

Confidential, Pleasanton, CA

Network Engineer

Responsibilities:

• Configuration and Administration of Cisco and Juniper Routers and Switches.
• Administration and diagnostics of LAN and WAN with in-depth noledge of TCP/IP, NAT, PPP, ISDN and associatesnetworkprotocols and services.
• Tier-III support ofLSIglobal LAN/WAN/Security issues
• Tested & documented of new feature required forLSInetwork
• Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the MPLS VPNnetworks
• Router/ Microsoft VPN Server in order to access certain limitednetworkresources from customer locations
• Created scripts that backed up aLinuxserver to a Windows 2003 Server and administration menu
• Installed and configured four PIX 525 and two ASA 5505 in customer locations. In addition to that, configured two PIX firewall for the Guest access
• Experience in migration of Frame-relay based branches to MPLS based technology using multilayer stackable switch like 6500 series and 2800 series router
• Configuring VLANs and implementing inter VLAN routing.
• Testing E911, voicemail, Media gateways.
• Upgrading and troubleshooting Cisco IOS to the Cisco Switches and routers.
• Responsible for the configuration and support of 5 CiscoCallManagers 3.3(5),H3C, 2 Cisco Unity Servers 4.0(3), 2 IPCC Servers 3.1, 7 CiscoCallMangerExpress and 6 Cisco Unity Express
• Configuration of Voice FX0 ports on the routers forSRST(Survivable Remote Site Telephony) andSRSTtesting after carrier numbers are ported over
• Configured RadvisionSIPservers on a Linux platform in order to make Voice over IP calls over the Hughes satelliteNetwork.
• Phone administrator using Avaya PBX’s
• Actively participate in the planning, design, and implementation and troubleshooting of Unified Communication systems, infrastructure andUCCE/ICM environment
• Configuration of Policies inPCRFset up IOT and used cased for testing and customer demonstration.
• Deployed Cisco UCCE8.0 (Unified contact center enterprise) on VMware.
• Deploying Cisco Nexus 1000V Series Switches with VMware
• CUCM v8.5, Unity Connection v8.5,CUPSv8.5, CME and CUCME v7.1x
• Configure and troubleshoot Juniper EX series switches and routers.
• Configuring Site to Site to VPN connectivity.
• Implementation of HSRP, IPsec, Static Route, IPSEC over GRE and Dynamic routing protocol
• Involved in configuring Cisco Net flow fornetworkperformance and monitoring.
• Involved in designing and implementation of wireless IPT devices.
• Involved in configuration of Cisco 6500 ACE switches
• Configuring IPSLA monitor to track the different IP route when disaster occurs.
• Involved in Implementing, planning and preparing disaster recovery.
• Having meetings with the application group and gathering requirements for disaster recovery.
• Involved in configuring Juniper SSG-140.
• Involved in smart view tracker to check the firewall traffic.
• Troubleshooting hardware andnetworkrelated problems.

Confidential

Network Engineer

Responsibilities:

• Configured network using routing protocols such as RIP, OSPF, EIGRP and BGP and troubleshooting L2/L3 issues.
• Worked with ASA Firewall configuration and Participated in Migration of PIX to ASA for hardware devices.
• Manage and maintain large multi-state core edge SAN designs utilizing enterprise monitoring tools
• Work closely with all levels of management to support storage and SAN infrastructure
• Expert DNS noledge and architecture
• Hand on experience with GLBP (Gateway load balancing protocol)
• Hands on experience with WAN technologies -HDLC, MPLS
• Worked with Routing Protocols of EIGRP and BGP.
• Configuring VLAN, VSTP, Spanning Tree, SNMP on EX series switches
• Configured ASA 5520 to ensure high-end security on the network with ACLs and Firewall.
• IP Allocation & Maintenance for users and other needs throughout company.
• Managed Cisco Routers and troubleshoot layer1, layer2 and layer3 technologies for customer escalations GRE tunneling& Site-to Site VPN configuration between other two sites in USA.
• Configuring IPSEC VPN on SRX series firewalls
• Experienced in L2/L3 protocols like VLANS, STP, VTP, MPLS and Trunking protocols.
• Hands on experience with switching protocols VTP, ISL/ 802.1q, IPSec, VPN Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP.
• Implemented redundancy for Routers, Switches and Firewalls.
• Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter VLAN routing and VLAN trunking using 802.1q.
• Configure and implement Remote Access Solution: VPN, ISDNdialup, Fractional E1
• Well Experienced in configuring protocols HSRP, GLBP, PPP, PAP and SNMP.
• Implemented routing protocols and networking technologies (EIGRP, OSPF, BGP, DHCP, SNMP, SSH)
• Expert level hands-on experience with Bridging, Switching, Routing, Ethernet and TDM/SONET/SDH Transport Architectures Including: Ethernet (10/100/1000/10000 ) technologies, Routers and Switches, Spanning Tree, OSPF, IS-IS, BGP, MPLS-TE, and MPLS

Confidential

Network Engineer

Responsibilities:

• Responsible for the installation, configuration, maintenance and troubleshooting of the company network. Duties included monitoring network performance using various network tools to ensure the availability, integrity and confidentiality of application and equipment
• Configured and troubleshoot OSPF and EIGRP.
• Involved in troubleshooting of DNS, DHCP and other IP conflict problems
• Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.
• WAN Infrastructure running OSPF & BGP as core routing protocol.
• Support various routers like 2600/3600/7200 series routers.
• Tested authentication in OSPF and BGP.
• Switching related tasks included implementing VLANS, VTP, STP and configuring on Fast Ethernet channel between switches
• Responsible for configuring site to site VPN on VPN Concentrators series between Head office and Branch office
• Installation & configuration of Cisco VPN concentrator 3060 for VPN tunnel with Cisco VPN hardware & software client and PIX firewall
• Configured Firewall logging, DMZs & related security policies& monitoring
• Worked on Cisco Layer 2 switches (spanning tree, VLAN).
• Hands on experience working with security issue like applying ACL's, configuring NAT and VPN
• Responsible for Internal and external accounts and, managing LAN/WAN and checking for security
• Involved in NetworkMigrations
• Configuring Cisco and Juniper devices (Router & Switches)
• Dynamic routing protocol configuration like RIP and OSPF.
• Troubleshooting level 1networkproblems.
• NAT and IPsec configuration on Cisco Routers.
• Creating Private VLANs & preventing VLAN hopping attacks & mitigating spoofing with snooping & IP source guard