SUMMARY

• Network Engineer with over 7 + years of experience in the industry, which includes expertise in the areas of routing and Switching.
• Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.
• Implementation traffic filters on Cisco routes using Standard, extended Access list.
• Expert Level Knowledge about TCP/IP and OSI models.
• In - depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
• Experience in Configuration and Support ofLAN protocols on Cisco Switches such as (Layer2, Layer3 and Multi Layer)
• Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.
• Technical Knowledge on Cisco ASA 5500 series Routers.
• Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.
• Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.
• Expert knowledge of cable connectors and replacement as RJ-11, RJ-45, V.35, RS-449.
• Excellent communication skills to interact with team members and support personnel and also can act as a mentor to less experienced personnel.
• A highly organized individual who adopts a systematic approach to problem solving, effectively analyzes results and implements solutions

TECHNICAL SKILLS

LAN Technologies: Ethernet/ Fast Ethernet/ Gigabit Ethernet Networks, VLANS, Inter-VLAN Routing, VTP, STP, PVST, RSTP and 802.1w.

WAN Technologies: Frame Relay, ISDN, PPP, leased lines and exposure to PPP, DS1, DS3, OC3, OC12, OC 48, T1/T3 and E1/E3, MPLS (LDP, L3VPN, VRF, MPBGP).

Network Security: ACL, NAT/PAT, Route maps, IDS/IPS, IPSec, Kiwi Syslog Server Logging, Internet Content Filtering, VPN configuration, ACE Module and F5 Load Balancers.

Protocols/Services: TCP/IP, UDP, Routing Protocols (RIP, EIGRP, OSPF, BGP), Redundancy (HSRP, VRRP, GLBP), SIP, CDP.

Network Management Tools: Solar Winds, Cisco 2000, HP Open View NNM, Wireshark, IXIA, RADCOM, Packet Sniffer, Packet Analyzer.

OS products/services: DNS, DHCP, UNIX, LINUX, MAC OS X, Confidential SQL Server 2008, Windows Server 2003, 2008, Windows 7/NT/Vista/XP, VMware, Active Directory, IIS.

Office applications: MS-Office, MS-Visio, iWork.

PROFESSIONAL EXPERIENCE

Confidential, Boston, MA

Sr. Network Engineer

Responsibilities:

• Configured Routing protocols such as RIP, OSPF, EIGRP, static routing and policy based routing.
• Implemented security improvements such as network filtering, SSH, AAA, TACACS, VTY Access lists, EIGRP MD5 authentication, HSRP authentication, and security enhancements, turning off unnecessary services.
• Design and Implement DMZ for FTP, Web and Mail Servers with CISCO PIX 506, PIX515
• Configuring and Troubleshooting BGP on Cisco routers
• Team member of Configuration ofCisco7206 router with VPN and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Configuring and troubleshooting IP Multicasting (PIM & DVMRP) & MBGP.
• Supported Nortel PBX/ BCM/ Norstar Platformssuch as, Designed systems for client and Promoted to project manager from assistant project manager
• Create and testCisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs.
• Created security policy according to user’s requirement in cisco ASA-5580, Juniper-SRX-5800&ISG-1000 fire-wall using CLI & GUI
• Diagnose and resolve issues related to TCP/IP, IS-IS, OSPF, BGP routing protocols, and IP Multicasting, and experience with troubleshooting routing and switching devices
• Designed and Implemented Cisco PIX525 and ASA5550 firewall’s interfaces with FTP, DNS, HTTP servers on DMZ with different security levels.
• Configuration of Fabric path and connectivity between Nexus 5K and Nexus 7k
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Configured Multicasting protocol for IPTV and Multicast over GRE tunnels.
• Achieved recognition as a relationship BCM coordinator with excellent individual and teamwork skills.
• Experience in providing direction to both Business Units and Technical Support (VOIP, VPN, Windows, LAN and WAN Network) Teams
• Configuration and set up of Juniper SRX firewalls for policy mgmt. and VPN's
• User authentication and resource allocation using Cisco ACS server using Radius and TACAS+ protocols for administrative control.
• Responsible for CheckPoint and Cisco ASA firewall administration across global networks
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS
• Provided firewall policy configuration and services with Juniper SRX 240 & 650 series
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.

Confidential, St Joseph MI

Sr. Network Engineer

Responsibilities:

• Configured Routing protocols such as RIP, OSPF, EIGRP, static routing and policy based routing.
• Team member of Configuration ofCisco7206 router with VPN and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 switches with various VLAN.
• Create and testCisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs.
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Optimized performance of the WANnetworkconsisting of Cisco 3550/4500/6500 switches by configuring VLANs.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Providing Technical Support and solutions forNetwork Problems.
• Implementing NAT solution's on wan applications.
• Planned, tested and evaluated various equipments, systems, IOSs and procedures for use within the Network/ security infrastructure.
• Upgrading IOS, troubleshootingnetworkoutages.
• Continually monitor, assess and improvenetworksecurity, test and implement new security technologies.
• Participate in all technical aspects of LAN, WAN, VPN and security Internet Service projects including, short and long term planning, implementation, project management and operations support as required.
• Worked on Cisco Routers, Active /Passive Hubs, Switches, Cisco PIX Firewall, NOKIA Firewalls, Nortel VPN Concentrators TCP/IP, NAT and Checkpoint ESX/GSX firewall.
• Having Data Center Design Experience, installing and Configuring Network Devices in a Data Center including patching the cables in the Patch Panel.
• Design and implemented network infrastructure and configured the entire network Infrastructure devices including Network Printers and Register

Confidential, Redmond WA

Network Engineer

Responsibilities:

• Determined quality levels for network and system performance.
• Was responsible for all aspects of software and hardware of company’s network and systems.
• Implemented and maintained network architectures for LAN/WAN.
• Installed new software releases, system upgrades. Evaluated and installed patches, resolved software related problems. Performed system backups and recovery.
• Configured Cisco router, provided technical support for the configuration and installation for the customers.
• Provided technical support to the customers like upgrading, improving and expanding their network.
• Configured IP, RIP, EIGRP, OSPF and BGP
• Maintained data files and monitored system configuration to ensure data integrity.
• Maintained DNS, DHCP, Active Directory, Replication & other services on the Windows Server 2000 & 2003 network.
• Maintained all servers & network equipment with current stable firmware, IOS images & access control lists.
• Was responsible for maintenance of Cisco ASA 5500 firewall for DCA site, adding new rules or changing existing access lists if necessary
• Run monthly tests for redundant systems and for scheduled service periods, changed and/or modified equipment that failed load or redundancy tests to ensure uptime.
• Organized meetings and discussions regarding network optimization and BGP issues.
• Involved in configuration and management of different Layer 2 switching tasks which includes address learning, efficient switching etc.
• Implemented switching protocols like Spanning Tree Protocol (STP) in the network, VTP, VLANs, and configured Fast-Ethernet channel between switches.

Confidential

Network Engineer

Responsibilities:

• Performed IOS upgrades on Catalyst 1900, 2900, 3500 series switches and 2500, 2600, 3600 series routers.
• Implemented and configured routing protocols like EIGRP, OSPF and BGP.
• Troubleshot the issues related to routing protocols
• Responsible for maintenance and utilization of VLANs, Spanning-tree, HSRP, VTP of the switched multi-layer backbone with catalyst switches.
• Implemented redundant Load balancing technique with Internet applications for switches and routers.
• Used Network Monitoring tool to manage, monitor and troubleshoot the network.
• Configured Cisco IOS Feature Set, NAT and Simple Network Management Protocol (SNMP) for Network Security implementation.

Confidential

Network Support Engineer

Responsibilities:

• Migration of RIP V2 to OSPF, BGP routing protocols.
• Configured EIGRP for Lab Environment.
• Implemented ISL and 802.1Q for communicating through VTP.
• Working with Client teams to find out requirements for their Network Requirements.
• Designing solutions for frozen requirements using Cisco Routers and Switches.
• Deploying the network infrastructure to meet the requirements.
• Created VLAN and Inter-Vlan routing with Multilayer Switching.
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed administrative support for RIP, OSPF routing protocol.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• Real time monitoring and network management using Cisco Works LMS.
• Provided technical support on hardware and software related issues to remote production sites