SUMMARY:

• Over all 8+ years of experience in routing, switching, system design, implementation and troubleshooting of complex network systems as well as understanding on firewall technologies.
• Switching tasks include VTP, ISL/ 802.1q, IPSec VPN Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP.
• Experience working with Nexus 7010, 5020, 2148, 2248 devices.
• Good knowledge with the technologies VPN, WLAN and Multicast.
• Well Experienced in configuring protocols HSRP, GLBP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP.
• Experience in configuring Site - to-site and remote access VPN solutions.
• Strong hands on experience in installing, configuring, and troubleshooting of Cisco ASR9K, ASR1004, 7600, 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches and also on Nexus series switches
• Worked on network topologies and configurations, TCP/IP, UDP, Frame Relay, Token ring, ATM, bridges, routers, hubs and Switches.
• Involved in design and deploying various network security & High availability products like Cisco ASA and other security products.
• Understanding the JUNOS platform and worked with OS upgrade of Juniper devices
• Excellent communication skills, Enthusiastic, motivated and a team player
• Experience with Change management process and Project documentation tools like Excel and VISIO
• Played various customer interaction roles in various capacities, across projects in different areas.
• A highly organized individual who adopts a systematic approach to problem solving, effectively analyzes results and implements solutions
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.
• Knowledge on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series.
• In depth understanding of IPV4 and implementation of Subnetting.
• Configured Security policies including NAT, PAT, VPN, Route-maps, prefix lists and Access Control Lists.
• Extensive Experience in WAN Technologies, Switching Technologies along with Failover Mechanisms & Inter VLAN Routing types.

TECHNICAL SKILLS:

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, Ten Gigabit Ethernet, LAN Emulation

WAN: Leased lines (PPP / HDLC), channelized links (E1/T1/E3/T3/DS1/DS3)Fiber Optic Circuits (OC3), Frame Relay, ISDN, Load Balancing.

Routing: OSPF, EIGRP, BGP, RIP-2, PBR, Route Filtering, RedistributionSummarization, Static Routing.

Switching: VLANs, VTP, STP, RSTP Inter VLAN routing & Multi-Layer SwitchingLayer 3 Switches, Ether channels, Dot1Q, HSRP, GLBP, CEF, DCEF, Port Security

Various Features & Services: IOS and Features, NAT, SNMP, SYSLOG, DHCP, CDP, DNS, TFP & FTP Mgmt

AAA Architecture: TACACS+, RADIUS

Tools: Splunk, Wireshark, CACTI, NNMi

PROFESSIONAL EXPERIENCE:

Confidential, Canonsburg, PA

Network Engineer

Responsibilities:

• Performed tasks such as adding, removing disks and creating file systems as requested on UNIX/Windows Servers.
• Monitored and administered the servers using Nagios monitoring tool.
• Manage the Network monitoring Team who would be mainly responsible to create tickets with the Service Providers to report circuit related issues, and such.
• Responsible to deploy network equipment including switches, routers, wireless, and develop network documentation including technical Visio drawings.
• Dealing with Routing Protocols such as EIGRP and BGP to make routing decisions using Route-maps, prefix-lists, distribution lists and Route redistribution.
• Hands on experience in troubleshooting and deploying of various IP Routing Protocols EIGRP, RIP v1/2, OSPF, IS-IS & BGP.
• Expertise in configuration of Cisco Catalyst Switches of 1900, 2900, 3550,3750,4500,6500, Cisco Routers of 1800,2500,2600,2800,3600,3800,7200, IP addressing, subnetting.
• Extensive knowledge of deploying & troubleshooting TCP/IP, Implementing IPv6, Transition from IPv4 to IPv6, Multilayer Switching, UDP, Fast Ethernet, Gigabit Ethernet.
• Experience in configuration of VLAN with 802.1q, VTP, STP and RSTP (802.1W).
• Extensive hands-on experience with complex routed LAN and WAN networks, Cisco routers, switches, ASA and PIX firewall deployment
• Experience in managing and securing remote access through designing and implementing various VPN technologies including IPSec, SSL, MPLS, Frame relay.
• Extensive knowledge/experience in implementing, maintaining and troubleshooting LAN/WAN, Network security including NAT configuration, VLAN, Cisco Firewalls.
• Extensive knowledge in different networking protocols DHCP, DNS, FTP, UDP, Quality of Service (QOS), Frame Relay.
• Performed a Literature survey on Internet Security, LAN, and Mobile IP.
• Good knowledge of WLAN including 802.11 standards, Lightweight and Autonomous systems.
• Establishing VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• IOS upgrades on Catalyst 1900, 2900, 3500 series switches and 2500, 2600, 3600 series routers.
• Upgraded IOS code on cisco 4900 boxes to newer code and Nexus-OS on Nexus7000 series routers and as well as Nexus 5000 series routers.
• Planning, design and documentation of projects and movements for the global networks: Migration of network segments from flat to hierarchical architecture or vice versa. Migration of network connections from unsecured connections to secured connections. Such as Internet VPN to MPLS networks as main connections to the MPLS network.
• Upgrade of LAN connections, such as adding switches for redundancy or capacity planning.
• Configuration of MPLS connectivity to Client MPLS network, Cisco Pix Firewalls Appliances
• Trouble Ticketing and Problem Escalation: Router, switch, and WAP connectivity
• Works closely with international carriers and local admins for troubleshooting the network.
• Escalation to Level 2 support on infrastructure, security, application, database and programming issues.

Confidential, Warren, NJ

Network Engineer

Responsibilities:

• Worked 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.
• Design and implementation of Networks using TCP/IP
• Configured NAT and PAT on the Cisco PIX Firewalls for the Internal Systems
• Placed access control list (ACL) on inside and outside interfaces on the PIX Firewall
• Responsibilities included configuration and installation of software and hardware
• Configured IP, EIGRP, OSPF and BGP in routers.
• Involved in troubleshooting software, hardware and network problems
• Installed and configured Cisco series routers and Catalyst 2950, 3500, 4500, 6500 switches from scratch in an Enterprise network. Tasks included configuring EIGRP, RIP, OSPF, BGP and static routing, MPLS WAN connectivity, Frame relay Wan Connectivity Telnet and SSHv2 sessions, NAT and PAT, VTP modes, domains, and passwords.
• Configuration and maintenance LAN networks with switches such as Cisco 4507, 4510
• Configured VLAN's, Private VLAN's, VTP, dot1.Q trunking on switches Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing, LAN security.
• Supporting EIGRP and BGP based company network by resolving level 2 &3 problems of internal teams & external customers of all locations.
• Responsible for Cisco ASA firewall administration across our global networks.
• Experience working on Network design and support, implementation related internal projects for establishing connectivity in various field offices and Datacenters
• Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.
• 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
• Worked on the security levels with RADIUS, TACACS+.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Hands on Experience testing iRules using Browser (IE), HTTP watch.
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• 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.
• ConfigureGLBP, VLANTrunking802.1Q, STP, Port Security on Catalyst 6500 switches.
• Experience working with Cisco Nexus2148 Fabric Extender and Nexus5000 series to provide a Flexible Access Solution for a datacenter access architecture

Confidential, Seattle, WA

Network Engineer

Responsibilities:

• Worked along with the team in ticketing issues.
• Assisted in troubleshooting LAN & WAN connectivity and hardware issues in the network of 10000 hosts.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network.
• Support customer with the configuration and maintenance of PIX and ASA firewall systems.
• Assisted with various duties that will arise including: implementation, configuration, management, rules definition, problem solving, design advice, troubleshooting, updating, maintenance, etc.
• Maintenance and Troubleshooting of LAN connectivity problems using Ping, Trace route.
• Managed the IP address space using subnets and variable length subnet masks (VLSM).
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed RIP & OSPF routing protocol administration.
• Interacted with support services to reduce the downtime on leased lines.
• Dealt with creating VIP (virtual servers), pools, nodes and applying Irules for virtual servers like cookie persistency, redirection of the URL.
• Daily responsibilities included monitoring remote site using network management tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issues

Confidential, WA

Network Engineer

Responsibilities:

• Network Migration from RIP to OSPF and EIGRP
• Network infrastructure support to routing and switching equipment’s
• Redistribute routing protocols and Frame-Relay configuration
• Design the layout for cable installations
• Involved in design and deploying various network security & High availability products like Cisco ASA and other security products.
• Support customer with the configuration and maintenance of ASA firewall systems.
• Troubleshoot and resolved dynamic routing, Ethernet switching and host connectivity issues in a window and network environment
• Analysis of the field collected data, generating the required documentation and reports.
• Worked with optimization team to troubleshoot problem areas, and suggest and implement changes in the network.
• Design implementation and support of Networks using TCP/IP
• Upgraded SMUs (Software Maintenance Units) on ASR9K routers.
• Replaced EOL cisco 6509 with cisco 7609 under LDOS Project
• Configured BGP, MPLS, OSPF on 7609 router
• Upgraded SUP cards on Nexus 7000 routers
• Have written MOPs and tech-reviewed the MOPs for various platforms

Confidential, Parsippany, NJ

Network Engineer

Responsibilities:

• Designing solutions for corporate requirements using Cisco Routers and Switches.
• Deploying the network infrastructure to meet the requirements
• Created VLAN and Inter-Vlan routing with Multilayer Switching.
• Completed service requests (i.e. - IP readdressing, bandwidth upgrades, IOS/platform upgrades, and etc)
• Providing technical consultancy for better application response using QoS
• Performed RIP, OSPF, BGP EIGRP routing protocol administration.
• Installed wireless access points (WAP) at various locations in the company.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• 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
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Real time monitoring and network management using Cisco Works LMS.
• Provided technical support on hardware and software related issues to remote production sites.
• Other responsibilities included documentation and support other teams

Confidential

Network Engineer

Responsibilities:

• Racking, stacking, and cabling network-based, IT systems
• Configuration of Access List ACL (Std., Ext, Named) to allow users all over the company to access different applications and blocking others.
• Configuring of IP Allocation and sub netting for all applications and servers and other needs throughout company using FLSM, VLSM addressing.
• Troubleshot the issues related to routing protocols.
• Perform routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.
• Installing operating systems, software and hardware on computers.
• Responsible for Data Backup, System Update, Recovery and Restore, and Spyware removal.
• Assisting Junior and Senior Engineers, on-site management of cable-wiring technicians
• Troubleshot problems on a day to day basis and documented every issue to share it with design teams.

Environment: TCP/IP, Racking, Stacking, VLSM, IP addressing, Sub netting, Routing Protocols

Confidential

Internship (Jr. Network Admin)

Responsibilities:

• Identify, analyze & troubleshoot network problems.
• Troubleshooting on Macs, Linux, Windows computers, Chromebooks, android and iOS mobile devices.
• System Admin responsibility included multi-domain design and configuration, installation configuration of PDC, BDC, member servers, DHCP, WINS, DNS.
• Migrating end user workstations from Windows XP to Windows 7.
• Helpdesk Support for Active Directory, Exchange 2010, desktop software and hardware, printers, phone system and data Backup issues.