SUMMARY

• Network & Security Professional with 8years of experience in Designing and troubleshooting LAN, WAN, MPLS in Branch, Campus and Data Center environments.
• Manage all network and firewall devices to include Cisco routers, switches, VPNs, SSL, Check Point, Cisco PIX, Cisco ASA, Cisco FWSM as well as content delivery networks (F5BigIPLTM) in enterprise environment.
• Installing and configuring F5 Load balancers and firewalls with LAN/WAN configuration.
• Extensively exposed to troubleshooting, maintaining devices and migration of technology.
• Strong experience in configuration and troubleshooting of routing protocols RIP, EIGRP, BGP, OSPF, HSRP, IPX, IP, IGMP, 802.1q and SNMP with excellent documentation skills.
• Good understanding of Routing protocols (BGP, OSPF, EIGRP, RIPv1&v2), Switching architecture and protocols (VLANs and Spanning Tree).
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500 with ACL, NAT, Object Groups, Failover, and Multi - Contexts.
• Planning, Designing, Installing, Configuring of Cisco 6500, 4500, 2900, 3500, 3750 XL series switches, Cisco 1800, 2500, 2600, 2800, 3600, 3800, 7200,7600,ASR1K,9K series Routers.
• Managingnetworkdeployment in a mission critical, on demand, highly virtualized and distributed VoIPenvironments.
• Configuration of CUCM 11 and stations-endpoints with that.
• Configuration of Cisco IP Phone and Analog Phone
• Enable extension mobility and its functionality.
• Familiar with Contact centre technology, Call centre call flow etc.
• Configuration of CME, Cisco Phone and Analog Phone
• Add / change Macs & endpoint registrations, Agent skills administration.
• Expert in configuring, supporting, trouble shooting, debugging Avaya IP Telephony networks
• Familiarity with Cisco Unified Communications Manager(Mobility, Ext-mobility, Call FWD, Call Park, SNR, CSS& partition, Codecs, LDAP, E1, T1,MOH, Media resources, Gateways, BAT)
• Installation, Configuration and Upgradation of Communication manager
• Proficient with Avaya Communication manager, PRI/PSTN, voice trucking, and QSIG
• Remarkable ability to establish dial plans, Inbound and Outbound call routing and dial plan design and remotely troubleshoot implementation problems.
• Monitoring of gateways which configured on E1/T1 with SIP, H323, MGCP
• Knowledge of configurations and management of CUCM 7.x and 11.x
• Good knowledge of Cloud, VMware interface,
• Good knowledge of Window administration like-active directory administration share drive map/access/modification, Service Group/Account creation.
• Good knowledge of SIP MGCP and H.323 protocols
• Having Good knowledge of server administration on window and VMware platform.
• Familiar with concept of LAN, WAN, MAN, OSI Model, Routing, Switching.
• Good Understanding and Implementation of NAT (Static+ Dynamic), PAT,Access list.
• Experience deploying BIG-IP F5LTM, Cisco ACE and A10 Load Balancers for load balancing and Implementation traffic filters on Cisco routers using Standard, extended Access lists.
• Network design consolidation,virtualizationand automation of complex data center functions.
• Rapidly building, configuring, and troubleshooting and diagnosingnetworkrelated issues, as well as developing documentations, deployment, and troubleshooting guides.
• Worked on Cisco Routers, Active /Passive Hubs, Switches and Juniper SRX firewall
• Configured and monitored Firewall logging, DMZ’s and related security policies.
• Configuring and managingCheckPointIntegrity and VPN-1 for Security purpose.
• Efficient use of Microsoft VISIO/Office for technical documentation and presentation tools.
• Experience in implementing and maintainingnetworkmonitoring tools like Cisco Works, HP Open view andnetworkanalyzers like Wire shark, solar winds tool.
• Configured of MPLS L2 VPN's, VPLS on Juniper M and J series Routers.
• Experiencedin Designing, Implementing and troubleshooting variousNetworkTechnologies
• Providedscalable, supportable TCP/IP security solutions along with expert TCP/IPnetworkdesigns that enable business functionality
• Hands-on experience, specializing in Cisco Environment in Data Center, systems,networkand user administration, LAN / WAN and Security
• Administration, engineering, and support for various technologies including proficiency in LAN/WAN, routing, switching, security, application load balancing, and wireless
• Experienced in installation, configuration, design and ongoing maintenance of Cisco router and switches Worked on Cisco Catalyst Switches 6500/4500/3500 seriesAndExperienced inNetworkLAN/WAN deployment
• Experience on working with Silverpeak SD-WAN circuit
• NetworkAdministration, monitoring networks for vulnerabilities or intrusions.
• Extensive understanding of networking concepts, (IE. Configuration of networks, router configuration and wireless security, TCP/IP, VPN, Content Filtering, VLANs, and routing in LAN/WAN, Ethernet Port, Patch Panel and wireless networks.)
• ExperiencedwithNetworkRedesign for Company Campus Locations and Moving from 6500 based Data Center to Nexus based Data Center
• Built LAN/WAN TCP/IPnetworkcomprised of Cisco Switches (6500, 6509, 7613, 3550, 4900, 2960, 2950, 2900XL), Nexus 2k, 5k, 7k
• Management and Monitoring by use of SSH, Syslog, SNMP
• Installation, configuration and troubleshooting of DNS and DHCP servers
• Hands on experience in implementation of Router Redundancy Protocols like HSRP, VRRP and High proficiency in implementation of routing protocols EIGRP, OSPF and BGP
• Configured IP addresses and subnet masks on workstations
• Configured Cisco routers and switches to hosts or servers Configured mail exchange servers, and other servers on Microsoft Outlook, and Mozilla Setup email on mobile phones and email exchange servers such as POP, POP3, IMAP, and SMTP
• A broad understanding of computer hardware and software, including things such as installation configuration, management, troubleshooting, and support
• Coordinated withnetworkoperations center (NOC) for change notifications, alerts and escalation of security incidents
• Experience in Layer 3 Routing protocol configurations:RIP, EIGRP, OSPF, BGP, & MPLS.
• Experience in installing and configuringDNS, DHCPserver
• Knowledge with Cisco Call Manager, Unified Communications
• Proficient in installing and configuring Windows Server 2003, 2008, 2012 and Windows XP, 7 & 8 Professional Client OperatingSystemsandExperiencedin Microsoft Office Suite, Visio and Outlook.
• Experience in set up, configuration and management ofCisco ASA Firewallin various domain such as Internet, DMZ, Business-Partner andRemote-Access VPNetc.
• CreatingVirtual Servers, Nodes, PoolsandiRules on BIG-IP F5 in LTM module.
• Configuration, Solution Designing and ManagingF5 BIG IP LTMGTM APMLoad Balancer,

TECHNICAL SKILLS

Routers: Cisco ASR 1000,ASR 9K,ISR 1800, 1900, 2800, 2900, 3800.Arista 7280. Nexus 9K, 5K, 3K.

Switches: Catalyst9500,6800,6500, 4500, 3650, 3850, 2950,3560and Aruba 2900, 5400.

Wireless: Cisco9800,3504, 5500WLCs, Aruba 7200WLC.Cisco3702, 3602 and 2600 Light Weight Access Points.Aruba 335 Access PointIAP225, 325, 535.Meraki MR-42.

Routing: RIP,IGRP, EIGRP, OSPF, BGP,MPLS,Redistribution,Summarization, Static Routing, Policy Based Routing (PBR).

Switching: 802.1x,VLAN, VTP, STP, RSTP, PVST+, Inter VLAN routing & Multi-layer switch, Ether channels(PagP, LACP),Optimizing STP (Port Fast, Uplink Fast, Backbone Fast, Root Guard, BPDU Guard).

WirelessCAPWAP.: LAN/WAN: DHCP, PPP, DNS, Layer2/3 switching.

Tools: Wireshark,Solarwinds, SNMP,Splunk,AirMagnetSpectrum XT,AirMagnetWi-Fi Analyzer,Cisco Prime,Cisco ISE,Aruba Airwave,ArubaClearpass, Aruba Central,Ekahausite survey.

Features: SNMP, Syslog, NTP, CDP, TFTP,FTP, SSH.

IP Routing: RIP, BGP, OSPF, IGRP, EIGRP, Static Routing, IP Addressing

Communication Protocols: TCP/IP, UDP, DHCP, DNS, ICMP, SNMP, ARP, RARP, PPPPPP, HDLC and ISDN

Redundancy Protocols: GLBP, HSRP, VRRP

SwitchTechnologies: VLANs,VTP, STP, DTP, MLPPP, MPLS, ISL

Firewall: Cisco ASA, Check Point, Juniper SRX

Operating Systems: Windows,UNIX,Active Directory, Linux

PROFESSIONAL EXPERIENCE

Confidential, Silver Springs MD

Sr. Network Engineer

Responsibilities:

• Configured networks using routing protocols such asOSPF, BGPand manipulated routing updates using route-map, distribute list and administrative distance for on-demand infrastructure
• Worked as part of a team to manage EnterpriseNetworkInfrastructure as a Tier 3 SupportEngineer.
• Involved in Configuring and implementing of CompositeNetworkmodels consists ofCisco7600, 7200, 3800 series and ASR 9k, GSR 12Krouters and Cisco 2950, 3500, 5000, 6500 Series switches.
• Dealt with implementation, deployment related to Cisco devices and applying security policies.
• Troubleshoot issues related toVLAN, VLAN Trunking, HSRPfailovers and related issues.
• Configuring and maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Managing enterprise BGP setup by configuring and troubleshooting BGP related issues. Responsible for adding new BGP peers for remote branch offices and business partners.
• Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPsec/GRE to Get VPN
• Implement network architecture and design using NGN virtualization, storage, MPLS-VPN, MPLS-BGP network architecture design, integration and troubleshoot networking issues.
• Strong expertise in core and edge IP routing technologies IPv4 and IPv6, BGP, OSPF, MPLS RSVP, LDP, Multicast PIM, IGMP, Metro Ethernet / VPLS / VPWS, IP VPN, QoS, Security
• Troubleshooting the complex VPLS/IPAG setup in the Lab including routing protocols BGP,MPLS,OSPF,LDP and switching protocols VPLS,VLAN,VPWS
• Dealt with implementation, deployment related tocheck pointand applying security Policies.
• Installation and administration ofCheckpointR 75.40 Firewall.
• Implemented firewall policy change on the Checkpoint clusters.
• Experience with convert juniper SRX VPN rules over to the Checkpoint 12000 Boxes, Migration Experienced with SPLAT and Junos.
• Configured MGCP as gateway protocol with multi side deployment.
• Configuration and set up IP telephony systems based on Cisco call manager 9.1.1, Unity 9.1.1 and Voice Gateways
• LDAP integration, VLAN, phone services.
• Taking care of TCP/ IP services, IP addressing and subnetting working with Call manager and unity connection.
• Administer and troubleshoot Unified Call Manager, Unity voicemail sub-systems across multiple locations.
• Perform inventory/diagrams, review, update, and maintain documentation
• Administer and troubleshoot Unified Call Manager, Unity voicemail sub-systems across multiple locations.
• UCCX integration with CUCM.
• Agent and scripting management.
• UCCX and UCCE call flow & troubleshooting.
• Agent management in UCCX.
• Coordination with ISP for any WAN issue.
• Coordinate with Cisco TAC.
• Customers focusing on A10 Load Balancer AX series and current and future products. Duties include first line troubleshooting, acting as an escalation for customer 1st level engineers, and full engagement with A10 Load Balancer TAC for situation control and resolution.
• Provide onsite and/or remote technical support to A10 Load Balancer Premier
• Mature network management and troubleshooting skills; understand, troubleshoot, diagnose and resolve customer issues on A10 Load Balancer equipment.
• Updated training SilverPeak SDWAN, SolarWinds, Splunk, Aruba wireless, F5 LTM/GTM & Cisco.
• Designed, configured and administrated Silver-Peak WAN Optimization devices
• Primarily responsible for managing theF5Load balancer infrastructure of the client environment withF5 LTM, GTM, ASM and APM
• Configuring and troubleshootingF5 BIGIP LTMload balancing and implementing, CreatingI rules, Virtual servers, Pools, Nodes with health, Profiles, SNAT, SSL, NAT, Traffic Policies.
• Knowledge in Self-ip, floating IPS, othernetworkconfigurations ofF5load balancers.
• Responsible for upgradingASA Firewall,troubleshooting and resolving firewall software issues, Connectivity issues, Logging and hardware installation for ASA
• Created documented writing andnetworkdiagram using MS- Visio
• GoodExperience on Solar winds,Wire shark, Aruba, and Netscaler
• Palo Alto Firewall changes, Aruba wireless related tickets, VPN requests on Palo, Access changes, Firewall ACL updates, basic routing/switching.
• Firewall policy configuration on Checkpoint, ASA and Palo Alto Firewalls. Site to site VPN configuration checkpoint firewall ASA and Palo Alto Firewalls.
• Experience in Designing and assisting in deploying enterprise wideNetworkSecurity and High Availability Solutions for Cisco ASA, Palo Alto, and checkpoint firewalls.
• Configured and monitored Firewall logging, DMZ’s and related security policies.
• Configuring and managingCheckPointIntegrity and VPN-1 for Security purpose.
• Experience with Load Balancers for administrating and monitoring global & local traffic.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.
• Migration from Cisco to Palo Alto firewall & Cisco to Checkpoint firewall.
• Configured Site-to-Site VPN tunnels on various platforms including Check Point and ASA firewalls. Experience in installing, configuring and troubleshooting of Checkpoint Firewall and Juniper SRX series.
• Involved in configuring Checkpoint (R77) Firewall rule base and objects as per the requirements.
• Troubleshooting checkpoint firewall connectivity related issues using Smart view tracker.

Confidential, Houston TX

Network Engineer

Responsibilities:

• Extensive working knowledge inBGP, OSPF, EIGRP, RIP, IS-IS, HSRP, L2/3 VPNs in IOS, IOS XE, andIOS XRplatforms.
• Switching experience includes Cisco Catalyst switches: CISCO 3750, 4500, 6500 series switches.
• Involved in Configuring and implementing of CompositeNetworkmodels consists ofCisco7600, 7200, 3800 series and ASR 9k, GSR 12Krouters and Cisco 2950, 3500, 5000, 6500 Series switches.
• Configured networks using routing protocols such as OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand infrastructure.
• Troubleshoot issues related toVLAN, VLAN Trunking, HSRPfailovers and related issues.
• Planning for upgrade of IOS on devices and performing the upgrade.
• Monitorednetworktraffic and developed capacity-planning initiatives, making necessary recommendations additional resources or hardware.
• In-depth knowledge and experience in WAN technologies including OC3, E3/T3, E1/T1, Point to Point, MPLS and Frame Relay. Managing DNS and DHCP Servers.
• Experience in Configuring and implementing VLAN, VTP domains, LAN switching and STP/RSTP
• Experience on Wide area application services (WAAS)
• Create user and roles, adding users intogroupdisable users and reset password in Active Directory.
• Troubleshoot the devices for NM and BGP VPLS VPWS Multihoming issues.
• FirewallLog review and analysis and troubleshoot connectivity issues.
• Implemented and troubleshoot the Virtualfirewalls(Contexts) solutions in ASA.
• Configuring access-list on CiscoASAFirewall.
• 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.
• Responsible for creatingnetworkdocuments and Visio drawings for smooth and efficientnetworkoperations.
• Upgraded load balancers fromRadware to F5 BigIP v9, which improved functionality and scalability in the enterprise. Managed theF5 BigIP GTM/LTMappliances to include writingIRules, SSL offloadand everyday task of creating WIP and VIPs.
• Experience with VOIP and QOS implements and support.
• Possess a good experience working with the Trouble Tickets onF5Load balancers.
• Worked as part of a team to manage EnterpriseNetworkInfrastructure as a Tier 3 SupportEngineer.
• ConfiguredBIG IP (F5)Load balancers and monitored the Packet Flow in the Load balancers.
• Configured OSPF and BGP onJuniperM and MX series Routers
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.

Confidential, NYC NY

Network Engineer

Responsibilities:

• Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF and BGP.
• Configuration of routing protocol such asRIP, EIGRP, OSPFand switching protocol like STP, RSTP.
• ConfiguredRIPandEIGRPon 2600, 2900 and 3600 series Cisco routers.
• Giving Support for Managed enterprisenetworkof multiple customers spread over multiple countries.
• AssistedNetworkEngineers in the installation and configuration of firewalls.
• Hands on experience in Maintaining and troubleshooting of Cisco Devices (Router, Switch & ASA)
• Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
• Worked with wireless technologies troubleshooting and configuration.
• EstablishingVPNTunnels using IPSec encryption standards and configuring and implementingsite-to- site VPN, Remote VPN.
• Coordinating and Escalating of issues to Different Service Providers for the WAN outages to resolve the issue well within the SLA.
• Providing dailynetworksupport for national wide areanetworkconsisting of VPN and point-to-point site.
• Daily responsibilities included monitoring remote site usingnetworkmanagement tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issues.
• Used Wireshark fornetworkpacket capture.