SUMMARY:

• 7+ Years of experience in the field of Networking (Security, Routing, Switching).
• Excellent working knowledge of TCP/IP protocol suite and OSI layers
• Experience in addressing Cisco infrastructure issues, monitoring, debugging like routing, WAN outages, Network Hardware/Software failure, configuration and performance issues.
• Configuration and administration of DNS and DHCP servers.
• Strong hands on experience in Monitoring and Troubleshooting of Cisco's ASA 5500Firewalls. Implemented Security Policies using ACL, IPSEC, VPN, TACACS+ and RADIUS.
• Experience in installing, configuring and troubleshooting of Checkpoint Firewall, Juniper SRX series
• Experience in adding Rules and Monitoring Checkpoint Firewall traffic through Smart Dashboard and Smart View Tracker applications.
• Worked with F5Load balancing, IDS/IPS, Bluecoat proxy servers and Administrating, authentication controls (Radius, TACACS+)
• Advanced knowledge in design, installation and configuration of Juniper Netscreen Firewall ISG 1000/2000, SSG series and NSM Administration.
• Experience in working with Juniper routers such as MX - 480, MX-960 and switches EX-4200, EX-4300, EX-8200 and Juniper firewalls such as Juniper SRX-610, SRX-3600
• Experience in Implementing Check Point Firewalls NG, NGX, NG R55, NGX 60, NGX R65, R70, R75, R77.
• Extensive knowledge in implementing and configuring F5 Big-IP LTM-3900, and 6900 Load balancers
• Experience with Load Balancers for administrating and monitoring global & local traffic using F5 BIG IPLTM & GTM
• Configured Client-to-Site and site to site VPN using SSL Client on Cisco ASA 5520 ver8.2.
• Strong hands on experience in layer-3 Routing and layer-2 Switching. Dealt with Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches.
• In-depth knowledge of deploying and troubleshooting LAN, WAN, Frame-Relay, Ether-channel.
• Expertise in configuring switching protocols such as ARP, RARP, VTP, PPP, VLAN, STP, RSTP, PVST+, HSRP, GLBP, VRRP and Routing Protocols such as RIP, OSPF, BGP, EIGRP, IS-IS, and MPLS.
• Experience in IPSEC VPN design connection and protocols, IPSEC tunnel configuration, encryption and integrity protocols.
• 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.
• Experience in working with Nexus 7k, 5k, 2k series devises
• Working knowledge and monitoring of tools like Solar Winds and network packet capture tools like Wire-shark and TCPDUMP for analyzing the real-time statistics during the packet flow
• Knowledge in Linux and Unix Operating Systems, web security devices or proxy - Cisco WSA/CWS and Bluecoat, understanding of globalsecuritypolicies
• Design and configuring of OSPF, BGP on Juniper routers (MX960).
• Excellent communication and interpersonal skills, interfaces effectively with upper management, subordinates, co-workers & peers.
• Has a good knowledge to monitor the network activities to find out the sniffers.
• Provided 24x7x365 availability and on-call support as required by the projects

TECHNICAL SKILLS:

Routers: Cisco routers 7609, 7200, 3800, 2800, 2600 series, Juniper SRX, MX Series

Switches: Cisco Catalyst switches 6500, 4900, 4500, 3750, 2900 series, Nexus 7k, 5k, 2k series.

Firewalls: Checkpoint Firewall NG, NGX, NG R55, NGX60, NGX R65, R70, R75. Cisco PIX (506/515/525/535 ) and ASA (5505/5510) Series. Palo Alto Firewalls (PA- 5000/3000), Juniper NetScreen, Check Point Nokia Firewalls IP350, IP550 and IP 750.

Routing Protocols: EIGRP, OSPF, IGRP, IS-IS, HSRP, RIP and BGP

Switching Protocols: VTP, ARP, LAN, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer switch, Ethernet channels, Transparent Bridging.

Platforms: Cisco IOS (11.x, 12.x, 15.x), Nexus-OS, Pix IOS (6.x, 7.x), UNIX, LINUX, Windows XP, Vista, Windows 7& 8.

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

Load-Balancer: Cisco CSS, ASE Module, F5 Networks Big-IP LTM

Network Technologies: NAT/PAT, IPsec, GRE, ACL, IPv4, IPv6

Monitoring Tools: Wire shark, TCP dump, Fiddler, Microsoft Network Monitor, Solar Winds, and Cisco Works, IT360

Languages: Perl, Python, C, C++

LAN technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, Port-channel, VLANS, 802.1Q, STPVTP, RSTP.

WAN technologies: Frame-relay, Leased lines, ISDN, ATM, MPLS, SONET, T1/T3, PPP, DS1, DS3.

PROFESSIONAL EXPERIENCE:

Confidential - Redmond, WA

Network Engineer

Responsibilities:

• Experience working with Cisco Nexus2148 Fabric Extender and Nexus5000 series to provide a Flexible Access Solution for datacenter access architecture.
• Experience configuring Virtual Device Context in Nexus 7010
• Designed QoS policies for critical applications based on business requirements and traffic patterns.
• Responsibilities also include technical documentation of all upgrades done. Attending meetings and technical discussions related to current project.
• Upgrading WAN link using PPP Multilink and by implementing Cisco WAAS
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• ConfigureVRRP & GLBP andVLANTrunking802.1Q, STP, Port Security on Catalyst 6500 switches.
• Negotiate VPN tunnels using IPSec encryption standards and configured and implemented site-to-site VPN, Remote VPN.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Configuration of juniper SRX & MX series Router for network access. Worked extensively on Juniper Firewalls.
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
• Provide Tier III Level Load Balancer expertise on F5 BigIPLocal Traffic Managers (LTM). Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 BigIPLoad Balancers.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Once trouble ticket TEMPhas been created keep customer informed of status of ticket and estimated time to repair.
• Coordinating with service providers for WAN link outages.
• 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 dat include managing VLANs,
• Port Security and troubleshooting LAN issues.
• Configuration of Cisco 6500 (sup 720), 4500 (SUP 6) & 3750 Catalyst Switches for network access. Worked extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series, experience with convert PIX rules over to the Cisco ASA solution.
• Cisco ASA, PIX phase out to Palo Alto, Check Point and Juniper replacements.
• Design, deployment and maintenance of enterprise networks and datacenters
• Worked extensively in configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
• Configured, maintained, and troubleshot routers and switches ranging from the 1720 series through the 7200 series routers and the 2900 series through the 6500 series switches in a highly redundant dual-homed environment.
• Monitoring the NMS system for different Network Alerts.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Configuration of Access List ACL (Std, Ext, Named) to allow users all over the company to access different applications and blocking others.
• Responsible for Cisco ASA firewall administration across our global networks.
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Worked extensively in configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.

Environment: Juniper SRX/MX Router, Cisco 7200/3845/3600/2800 routers, ASR 9000, Flow, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, CSM, SUP720, Ether Channels, Fluke and Sniffer.

Confidential, Seattle, WA

Network Engineer

Responsibilities:

• Configuring 2800, 2900, 3900, 44XX series routers & switches 2950,3500,4500,3800 series.
• Implementing, administering and troubleshooting network infrastructure devices like routers, switches, Wireless access points and controllers.
• Upgrading Network Bandwidth to avoid connectivity issues.
• Performing circuit installations with the vendors.
• Working on daily issues on priorities simultaneously to focus on key efforts needed.
• Create and assigning Incident tickets or requests, change management.
• Support in Ticket handling system like Incident managements regarding WIFI connectivity issues.
• Helps in task analysis and resolving the assigned workflow.
• Serving as a point of escalation for the monitoring team in providing answers and resolving issues.
• Troubleshooting network related issues.
• Supporting all aspects of the network management process, implementation and problems are delivered as required with the minimal impact on network.
• Working on IDF security Project in assigning IP addresses and changing the configuration part of the devices for connecting the security devices for small branches and Key Business centers.
• Maintaining and implementation on complex data center network design and providing step by step implementation process.
• Working on network segmentation project in implementing all the configurations and network cabling, IOS upgrades for nexus devices and switches 3850, 4500.
• Managing assigned projects and program components to deliver services in accordance with established objectives.
• Providing daily network support for Global wide area network consisting of MPLS, VPN and point-to point site.
• Constructed dial plans in the Call Manager and also remotely troubleshot various implementation problems.
• Worked on multiple projects related to Branch networks, Campus networks, extranet clients and Data Center Environments involving in data center migrations from one data center to another.
• Supporting EIGRP and BGP based network by resolving level 2 &3 problems of internal teams & external customers of all locations.
• Hands on experience on Cisco prime infrastructure.

Environment: Cisco 7200/3845/3600/2800/2900, ASR 1000 routers, 2950/2560/3850/ nexus 7 series switches, Flow, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, Ether Channels, Sniffer, Solarwinds, WAN, Aruba, Cisco Prime Infrastructure.

Confidential, IL

Network Engineer

Responsibilities:

• Experience working with Network management software NSM.
• Configuring IPSEC VPN on SRX series firewalls
• 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.
• Deploying and decommissioning the VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Upgraded load balancers from Radware to F5 BigIPv9 which improved functionality and scalability in the enterprise. Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs.
• Involved in L1/L2 Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing, LAN security.
• Worked on the security levels with RADIUS, TACACS+.
• Configuring and managing Cisco IP Communicators and hard phones Client infrastructure for the end users
• Administering the Video Conf equipment’s supported by ATT Telepresence& Tandberg devices
• Configuring and managing WebEx and Movi Client infrastructure for the end users
• Implementing and Maintaining Network Management tools (Fluke Network, Nortel ENMS, JFFNMS, SNMP, MRTG, and NMIS)
• 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.
• Responsible for service request tickets generated by the halpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.
• Deployment of Cisco 6500 switches in standalone and VSS modes with SSO and NSF
• Supporting EIGRP, OSPF and BGP based network by resolving level 1 &2 problems of internal Sites.

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 6000,3600,650: windows server 2003/2008: F5 BIGIP LTM.

Confidential

Network Engineering

Responsibilities:

• Configuration and Administration of Cisco and Juniper Routers and Switches.
• Configuring RIP, OSPF, EIGRP BGP, MPLS, QOS, ATM and Frame Relay.
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
• Configuring VLANs and implementing inter VLAN routing.
• Upgrading and troubleshooting Cisco IOS to the Cisco Switches and routers.
• Configure and troubleshoot Juniper EX series switches and routers.
• Configuring Site to Site to VPN connectivity.
• Configuring and troubleshooting Dell, HP, servers in Data Center.
• Implementation of HSRP, IPsec, Static Route, IPSEC over GRE, Dynamic routing, DHCP, DNS, FTP, TFTP
• Involved in configuring Cisco Net flow for network performance and monitoring.
• Involved in configuration of Cisco 6500 switches
• Configuring IPSLA monitor to track the different IP route when disaster occurs.
• Involved in Implementing, planning and preparing disaster recovery.
• Involved in configuring Juniper SSG-140.
• Involved in configuring Migration of Cisco pix firewall.
• Involved in configuring checkpoint firewall.
• Involved smart view tracker to check the firewall traffic Troubleshooting hardware and network related problems.
• Configuration and Installation Migration of Cisco firewalls Pix and ASA (PIX 510, 515E, 525 and ASA 5520, 5540).
• Configuration and Installation of Firewall Service Module in 6500 switches.
• Implement firewall policy changes after the appropriate review and approval process TEMPhas been completed.
• Create end-user VPN account with appropriate access after appropriate approval TEMPhas been issued.
• Monitor traffic and access logs in order to troubleshoot network access issues;
• Upgrade firewalls in accordance with change management procedures.
• Gather information for specific technologies as to function and deployment configurations.
• Write technical documents describing implemented technologies and architecture.
• Create suggested solutions for technical problems or Make all changes in accordance with change management procedures.
• Experience with Solsoft Policy Server for shared services.
• Customer call log update through Remedy Software.
• VPN Configuration between Site-to-Site and Site-to-Remote.

Confidential

Network Engineer

Responsibilities:

• Planning, installation, configuration and ongoing maintenance of wired networking infrastructure including routers, switches, and configuring all necessary LAN / WAN protocols in support of wireless infrastructure.
• Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology
• Configuring, managing and troubleshooting networks using routing protocols like RIP, EIGRP, OSPF, BGP with Access Control List
• Worked on Layer 2 protocols such as STP, VTP, and other VLAN troubleshooting issues and Maintained core switches
• Designed IP Addressing scheme, VLAN tables and Switch port assignments, Trunking implementation
• Trouble shooting single and multi-arm topologies, Fix routing issues and misconfigurations.
• Performed on-call rotation schedule using SNMP network monitoring tool for client support sites.
• Work with field engineers and escalation teams to patch and update networking software on client’s network gear, mostly using Cisco routers and switches.
• Controlling, monitoring and troubleshooting LAN, WAN system.
• Installing, configuring Cisco Catalyst switches 6500, 3750 & 3500 series as per network design
• Configuring of IP Allocation and sub netting for all applications and servers and other needs throughout company.
• Performed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing
• Provide recommendations on network infrastructure and reorganization with detailed network analysis using VISIO network drawings.
• VLAN design and implementation for new network requirements, including VLAN bridging and multi-port Trunks.
• Install and configure network services like DCHP, DNS, FTP and SNMP.