PROFESSIONAL SUMMARY:

• Almost 8 years of experience in networking, installing, configuring and maintaining network devices.
• Implementing IP addressing schemes, Routing, Switching and Firewall Security, including hands - on experience in providing network support, installation and analysis for a broad range of LAN /WAN/MAN communication systems.
• Experience working with 2600, 2900, 3600, 3800,3900, 7200, 7600 series Cisco Routers
• Proficient in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, 6500 series and Nexus 2248, 5548 and 7010 switches.
• Extensively worked on Cisco catalyst 6509 and implemented VSS along with VDC and VPC on Nexus 5505, 7009 switches.
• Proficiency in using and troubleshooting with help of reporting and incident ticketing tools such as ServiceNow, Remedy and ServiceWise.
• Expertise in Configuration of Virtual Local Area Networks (VLANS) using Cisco routers and multi-layer Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter-VLAN routing and VLAN Trunking using 802.1Q.
• Excellent and solid background in WAN acceleration and optimization using devices Cisco WAAS/WCCP for designing, deploying and maintaining.
• 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.
• Implemented redundancy with HSRP, VRRP, GLBP, Ether channel technology (LACP, PAgP) etc.
• Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Proficiently implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps and route manipulation using Offset-list.
• Hands on experience in deployment of GRE tunneling, SSL, Site-Site IPSEC VPN and DMVPN.
• Managed inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP.
• Expertise in OSI layer model/TCP/IP.
• Proficient in using different monitoring tools like Netcool, Solarwinds, Smarts and Mondis.
• Extensive knowledge and experience of routing and switching protocols RIP v1 & v2, OSPF, EIGRP, BGP, NAT and VLAN.
• Experience with developing, maintaining and documentation of McAfee Intrusion Prevention System (IPS), IPS backup and Intrusion Detection System (IDS).
• Have knowledge on various advanced technologies like VOIP, Diameter, Enum, H.323, SIP, QOS, IPv6, Multicasting, and MPLS.
• Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
• Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.
• Experience in designing MPLS VPN and QoS for architecture using Cisco multi-layer switches.
• Experience working with Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a Flexible Access Solution for a datacenter access architecture
• Expertise in installing, configuring and troubleshooting Juniper EX Switches (EX2200, EX2500, EX3200, EX4200, EX4500, EX8200) series.
• Expertise in installing, configuring and troubleshooting Juniper Routers ( E,J,M and T-series)
• Implementing security policies using Cryptography, ACL, SDM, PIX Firewall, IPsec, VPN, and AAA Security on different series of routers.
• Strong hands on experience on PIX Firewalls, ASA (5540/5550) Firewalls . Implemented Security Policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA (TACACS+ & RADIUS).
• Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.
• Highly skilled at front-end engineering using Object-Oriented JavaScript, various JavaScript libraries and jQuery, HTML and CSS

TECHNICAL SKILLS:

Protocols: NAT, VTP, VLAN, L2TP, PPTP, RDP, TCP/IP, IPX/SPX, NetBEUI, UDP, ARP, NTP, EIGRP, OSPF, RIP, HTTP, HTTPS, FTP, POP3, SMTP, DNS, ICMP, IMS, 3GPP

Programming Languages: C,C++

Firewalls: Palo Alto PA-500, PA-2k, PA-3k & PA-5k series, Checkpoint Provider-1 R65/R70/R75/R77 & Cisco ASA,

Routers: Cisco 7609, 2600, 2800, 3800, 3640, Cisco 3745, 7200 Series, MDS 9000

Switches: Cisco 3500, 5000, 6500 Catalyst Series Cisco 7000, 2000 Nexus Series

Network Equipment: CISCO 2950,3500,4500,6500 series Switches, CISCO 800, 1600, 2500, 2600,3700,3800,7200 series Routers

Operating System: Windows XP/7/8, UNIX, Linux

Routing: OSPF, EIGRP, BGP, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing

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

Networking: Conversant in LAN, WAN, Wi-Fi, DNS, WINS, DHCP, TCP/IP, ISCSI, Fiber, Firewalls/IPS/IDS,

Hardware: Dell, HP, CISCO, IBM, SUN, Checkpoint, Sonic Wall, Barracuda Appliances, SOPHOS email appliances

PROFESSIONAL EXPERIENCES:

Confidential, LA, CA

Network Engineer

Responsibilities:

• Responsible for setting up the infrastructure environment with majority of Cisco & Palo Alto appliances apart from various other equipment.
• Efficiently using ServiceNow tool for generation of tickets, assigning severity to incidents, following up with incident status and troubleshooting incidents.
• Proficiently using the monitoring tool Netcool to monitor the status of the network devices like Switches, Routers, Load balancers, Bluecoat proxies and other critical network devices.
• Excellently used Splunk to analyze and monitor incident management and incident resolution problems.
• Expertise in using System Center Configuration Manager(SCCM) to implement and manage applications on user devices
• Researched, designed, and replaced aging Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.
• Network Management support as needed for event identification, correlation, escalation and triage using NetScalers, SolarWinds, Load-Balancers, ASA Firewalls, and Network Servers.as related to the network infrastructure of Concentra.
• Upgraded and deployed a SolarWinds NPM server to monitor all our network devices.
• Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools.
• Built multiple POD in Virtualization environment using Cisco-UCS hardware in multiple Datacenters.
• Proficient in programming and troubleshooting of Class-1 encryption devices, to include KG-175 and KG-250 packet encryptors and KG-189 and KG-340 SONET encryptors
• Implemented Zone Based Firewalling and Security Rules on the Palo Alto Firewall
• Exposure to wild fire feature of Palo Alto.
• Provide second/third level technical support for ACI (application centric Infrastructure).
• Troubleshooting Cisco Application Centric Infrastructure.
• Extensive implementation of firewall rules on Juniper SRX 3600, SRX 650 and SRX 220 on a daily basis, using SPACE as well as CLI when needed.
• Hand on experience on configuring and establishing ENUM support on the server, SIP and VOIP.
• Worked on McAfee Data loss prevention endpoint (DLP)
• Build IT security infrastructure including Checkpoint, Juniper and Palo Alto firewalls
• Configuring F5 Load Balancers: Adding virtual IPs, nodes, pools and health monitoring.
• Configuring Juniper Netscreen Firewall Policies between secure zones using NSM (Network Security Manager)
• Backup and restore of checkpoint and Cisco ASA Firewall policies
• 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

Environment: Cisco 2948/3560/4500/3560/ 3750/3550/3500/2960 /6500 switches and Cisco 3640/12000/7200/3845/3600/2800/ MDS 9000 routers, Cisco Nexus 7K/5K, Cisco ASA 500, F5 BIGIP LTM, RIP, OSPF, BGP, EIGRP, LAN, WAN, VPN, HSRP

Confidential, Secaucus, NJ

Network Engineer

Responsibilities:

• Involved in complete LAN, WAN development (including IP address planning, designing, installation, configuration, testing, maintenance etc.).
• Excellently employed incident reporting tool Remedy to monitor and troubleshoot incidents according to the priorities.
• Implementation of Wireless access points, Cisco 3750, 3850 switches and Cisco 3900 and ASR 1000s routers to new sites.ad an opportunity in using the Cisco Central Manager on the WAAS/WAVE/vCM.
• Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter Vlan routing, LAN security etc.
• Configured IP, EIGRP, RIP, BGP and OSPF in routers. Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.
• Monitor and manage network/ wireless devices using Cisco Prime Infrastructure/ NCS, Aruba Airwave Management and Netscout.
• Monitor the application environments (Siteminder and LDAP) and provide 24x7 support to resolve trouble tickets and meet the SLA's
• Proficiently implemented SCCM for supporting BYOD in the organization which enabled the usage of applications on cross platforms.
• Daily exposure to IP based network security protocols with Juniper SRX firewalls, Operating Systems and security configurations LAN/WAN/Security solutions.
• Supporting Main Data center consist of Nexus 7K, 55xx, 2k, 6500, 6100, ASR, 45xx and Cisco UCS equipment and install new products and debug network insures.
• Review the status and the capabilities of network points and equipment at the customer sites via SolarWinds.
• Maintain and configure the Solarwinds System daily and monitor the Network using SolarWinds.
• Proficiently handled the networks like SCADA, DCOM and SCADA.
• Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.
• Executing the POC's for Cisco Innovative technologies like Nexus, UCS, FCOE, SAN/MDS, ASA firewalls Catalyst and Borderless Networks.
• Expertly managed different LAN/WAN hardware like Patch Panels, different types of cables like optical fibers, CAT 5e, CAT 6, cat5 Fibers, T1, Ds3, Oc3, OC12 OC48.
• Installed Cisco UCS 5108, 6120 and 6140 for blade server environment. Configured network and SAN for UCS. Installed Cisco C210 and B200 blade servers.
• Used McAfee soft wares for protecting data, database security, emails and web security, End Point protection, network security, and also security management and event management (SIEM).
• Working with Checkpoint Support for resolving escalated issues.
• Deployed Site to Site and Client to Site VPNs utilizing Checkpoint Firewall-1/VPN-1.
• Provide Tier III Level Load Balancer expertise on F5 BigIP Local Traffic Managers (LTM). Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 BigIP Load Balancers.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Checking and configuring Cisco 7600 and 7200 routers at data center for remote sites’ issues.
• Working on Cisco 6509 and 4507 series switches for LAN requirements that include
• Used PIX Firewall and ACLs for authentication of EIGRP to ensure high security on the network.
• Configured Cisco 7200 routers which were also connected to Cisco PIX 535 security appliances providing perimeter based firewall security.
• Used load balancers ACE and load balancing technique with multiple components for efficient performance and to increase reliability through redundancy.
• Involved in migration from Frame-Relay/ATM network to MPLS-based VPN for customer’s WAN infrastructure.
• Used Network monitoring tools to ensure network connectivity and Protocol analysis tools to assess and pinpoint networking issues causing service disruption.
• Environment: Cisco routers 7200, IOS 12.4 & switches 3750, 4500, 6500; RIP, OSPF, EIGRP, VLAN, DHCP, DNS, MPLS, ISDN, DSL, T1 Lines.
• Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Extensive knowledge 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.
• Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/12000/ 7200/3845/3600/2800 routers, Checkpoint, OSPF, BGP, VLAN, HSRP, LAN, WAN, IPV4, ASA Firewall, Nexus 7K/5K/2K.

Confidential, Chicago, IL

Network Administrator

Responsibilities:

• Implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Configured and troubleshoot OSPF and EIGRP.
• Planning and configuring the routing protocols such as OSPF, EIGRP, RIP, and Static Routing on the routers.
• Tested authentication in OSPF and BGP.
• 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, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• 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.
• Generated RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
• Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
• Worked with Juniper Firewalls.
• Experience with implementing and maintaining network monitoring systems (Cisco works and HP Open view) and experience with developing complex network design documentation and presentations using VISIO.
• Estimated Project costs and created documentation for project funding approvals.
• Configured ASA 5540 to ensure high-end security on the network with ACLs and Firewall.
• Used IPSec VPN tunneling to provide access to user machines and partners in other network. Provided application level redundancy and availability by deploying F5 load balancers LTM.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience.

Environment: Netflow, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, CSM, SUP720, Ethernet Channels, Cisco 7200/3845/3600/2800 routers, Fluke and Sniffer, Cisco 6509/ 3750/3550/3500/2950 switches, Cisco ASA firewalls.

Confidential

Network Admin

Responsibilities:

• Provided Level 1 Support for Broadband Connection to Virgin Media customer
• Worked As a Technical Support Executive under Virgin Media.
• Received inbound calls of technical nature, independently resolved customer complaints, concerns and inquiries regarding their Internet connection.
• Managed LAN and Wireless Network and performed troubleshooting On LAN, WLAN, Customer Modems (NTL 250, TERAYON, and MOTOROLA) And CPE Router (Cisco-Linksys, Belkin, D-LINK and Dynamode).
• Set up Home Network and provided troubleshooting and full support on virgin- media security Software (PC-guard).
• Troubleshoot a wide range of technical support issues and connectivity problems such as authentication, connection speed, e-mail configuration, and loss of synchronization.
• IOS upgrades on catalyst series switches like 2900, 3560, 3750.
• Troubleshoot TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
• Implemented trunking protocols like 802.1q on 3750 switches.
• Configured ACLs to provide accessibility and restrict unauthorized users.
• Involved in maintaining STP, RSTP and PVST+ for the catalyst switches I worked on.
• Configured and maintained RIP, OSPF and routing protocols on 2600 and 3600series Cisco routers.
• Maintaining and troubleshooting of connectivity problems using Ping, Traceroute.
• Assisted in racking and stacking.
• Technical assistance for LAN/WAN management and customer issues.
• Other responsibilities also included documentation.

Environment: LAN/WAN, Cisco Routers and Switches, TCP/ IP

Confidential

Network Support Executive

Responsibilities:

• Maintaining all the network devices routers, firewall, switches
• Configuring NAT and Route-map on Cisco routers Implemented and managed Norton’s corporate anti-virus solution.
• Migrated the company from bay networks 100mbit hubs to HP managed switches.
• Incorporated VLANS to segment traffic on managed switches.
• Manage Checkpoint 2000 v.4.1 firewall to include:
• Usage of firewall log for investigative and troubleshooting purposes.
• Use of TCP Dump to troubleshoot access issues.
• Upgrading IPSO on Nokia IP440 security platform.
• Installing service pack upgrades.
• Configure Cisco VPN 3000 Concentrator to allow VPN clients
• Redistribution of routing protocols and Frame-Relay configuration
• Network Migration from L2PT to OSPF
• Configuring Port Mirroring, VLAN, STP, RSTP, SNMP, and Routing Policies on switches
• Implemented secure mote VPN for high speed remote access.
• Configuring VRRP, Static route, BGP, Routing policies, ACL
• Preparing reports of the daily activities within the datacenter
• Coordinating with Service providers & Clients on various implementations
• Managing various activities in setting up Data Centers & Disaster recovery centers
• Knowledge in OSPF, EIGRP and RIP
• Knowledge in Dynamic routing protocols
• Preparation of all Branches Link up time/down time report to maintain SLA with Customer
• Build and maintain Visio documentations for Clients
• Implementation of TCP/IP & related Services-DHCP/DNS/WINS

Environment: LAN/WAN, VLAN, Cisco Routers and Switches, TCP/ IP, VPN, OSPF, BGP and Data Centers