SUMMARY

• CCNP Certified Professional with 7 years strong experience in routing, switching, firewall technologies, Load balancing, system network, implementation and troubleshooting of complex network systems
• Strong hands on experience in installing, configuring, and troubleshooting of Cisco 7600, 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches
• Extensive experience in configuring and troubleshooting of routing protocols EIGRP, BGP
• Worked on network topologies and configurations, TCP/IP, UDP, bridges, routers, hubs and Switches
• Switching tasks include VTP, ISL/ 802.1q, VLANs, Ether - Channel, Trunking, Port Security, STP and RSTP
• Network security including NAT/PAT, ACL
• Experience working with Nexus 7K, 5K and 2k devices
• Worked on ACE load balancers.
• 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 the highest level of professionalism
• Well Experienced in configuring protocols HSRP, GLBP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP
• Experience in installing and configuring DNS, DHCP server
• In depth understanding of IPV4and IPV6and 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
• Experience with Change management process and Project documentation tools like Excel and VISIO
• Played various customer interaction roles in various capacities, in different areas
• Provides technical leadership for problem escalation and resolution.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.
• Hands on experience on Up-gradation of Cisco IOS & Firmware of different Cisco devices & modules
• 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.
• Excellent Verbal, written communication skills and Interpersonal skills with ability to work with large teams as well as independently with minimum supervision & Team Player

TECHNICAL SKILLS

LAN Technologies: VLAN, VTP, Inter-Vlan routing, STP, RSTP, PVST, 802.1x

WAN Technologies: Frame Relay, ISDN, PPP, ATM, MPLS, Channel & Leased lines

Network Securities: NAT/PAT, VPN, Filtering, Load Balancing, IDS/IPS, IPSec, ACL

Routing Protocols: RIP, IGRP, EIGRP, OSPF, BGP, IS-IS, HSRP, IPv6

Routed Protocols: TCP/IP, IPX/SPX

Infrastructure Services: DHCP, DNS, SMTP, POP3, FTP, TFTP

Network Managements: SNMP, SSH, Telnet, ICMP

IP Telephony: VOIP, FXO/FXS/E&M/T1/ISDN/ PRI, Call manager Express.

Operating Systems: Windows Vista/XP/NT/2003, MS DOS, UNIX, Linux

Comm. Protocols: ARP, Wi-Fi, WiMax, CDMA, 3G

Load balancing: f5, CiscoACEload balancers

Packages: Visual Studio 2008, OPNET, MATLAB, CAD, Flash, Dream weaver.

Languages/ Tools: C, C++, Assembly 8085 and 8951/2, MIPS, CAD, VBScript

PROFESSIONAL EXPERIENCE

Confidential, Chicago IL

SR Network Engineer

Responsibilities:

• Experience working with data center deployment where we converted from Cisco 6500 to Nexus.
• Experience with configuring FCOE using Cisco nexus 5548.
• Experience working with Juniper devices like EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX650, SRX240
• Experience in trouble-shooting transport networks; T3, SONET, DWDM, DCS, and Ethernet.
• Oversaw capacity planning and device regimen reporting for routers, switches, proxies, load balancers (F5, CSM, and Foundry devices), DNS-DHCP devices.
• Troubleshoot wan related problems including OSPF, EIGRP, BGP and RIP routing and design
• Supporting EIGRP, OSPF and BGP based network by resolving level 2 & 3 problems of internal teams & external customers of all locations
• Experience with configuring BGP, OSPF in Juniper M and MX series routers
• Experience with setting up IPSEC VPN on Cisco 5505 Firewalls towards the multiple Customer
• Experience working with F5 LTM and GTM in data center
• Experience working with Converting Cisco ACE load balancer to F5 Load Balancer.
• Experience working with Nexus 7010/Nexus 7018, 5020, 2148, 2248 devices
• Installed and configured CISCO ASA and Checkpoint firewall.
• Configured Cisco 3502 wireless access points.
• Implemented Net Scout Service Delivery Manager and Analytics for alarming and alerting for business critical applications.
• Supplied documentation, escalation, training and standard operating procedures as needed to allow for a smooth transition within the NOC.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus5000
• In F5 I did configure Virtual Servers, Configure Nodes, and configuring the load balancing Pools and also used to work with configuring load balancing algorithms.
• In F5, I also did configured Session based persistence and I have leant configuring writing i-Rules for specific redirection purpose @and also i-rules for persistence
• Experience working with Cisco Nexus2148 Fabric Extender and Nexus5000 series to provide a Flexible Access Solution for a datacenter access architecture
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Designed and installed new Branch network systems. Resolved network issues, ran test scripts and prepared network documentation.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trucking, 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.
• Worked on F5 LTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Dealt with creating VIP(virtual servers), pools, nodes and applying I Rules for the virtual servers like cookie persistency, redirection of the URL
• Involved in configuring IP Quality of service (QOS)
• Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP+, MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment
• Primary responsibility is to design and deploy various network security & High Availability products lick Cisco ASA other security products
• Support customer with the configuration and maintenance of PIX and ASA firewall systems
• Worked on Extensively on Cisco Firewalls, Cisco PIX & ASA 5500(5510/5540) Series
• Experience with Firewall Administration, Rule Analysis, Rule Modification
• Experience configuring VPC(Virtual Port Channel), VDC(Virtual Device Context) in Nexus 7010/7018
• Ensure problems are satisfactorily resolved in a timely manner with focus on providing a high level of support for all customers.
• Coordinating with service providers for WAN link outages.
• Experience in Configuring, upgrading and verifying the NX-OS operation system
• Responsibilities also include technical documentation of all upgrades done. Attending meetings and technical discussions related to current project.
• Task with being the local Tools administration of Network Monitoring tools such as: Net Scout HPNA, Opsware and CA Concord E-Health and working through the integration with Spectrum for reporting the alarms from E-Health
• Used Solar winds Orion for backing up device configurations and monitoring bandwidth

Confidential, Boca Raton, FL

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.
• Worked with Cisco nexus series router and switches,
• 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.
• Worked with F5 load balancer,
• 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, 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.
• Deploy and support network load balancers, such as Netscaler, F5 LTM/GTM,CiscoACE, etc.
• Hands-on experience in the network management of circuits using TDM and Frame Relay network, performing configuration and provisioning management, fault management and performance monitoring

Confidential, Columbus, OH

Network Engineer

Responsibilities:

• Configuring objects such as Load Balancer pools for local traffic management on F5 Load Balancers.
• Extensively used TCP/IP tool like TELNET for remote login to the routers and SSH for secure login.
• Has expertise in LAN/WAN technologies (fast Ethernet, Layer2 & 3 switched/routed LAN, and Frame Relay).
• Enabled GSR RPR+ mode, installed Engine 5 SIP cards, Upgraded Cisco GSR routers GRP-Bs to PRPs (RPP+), PRP 1 to PRP 2 and IOS levels as well.
• Tested various BGP features like local-preference, MED, Weight and replicated customer issue problems in the testing environment lab.
• Performed various Line card memory upgrades, PRP memory upgrades and fabric upgrades on Cisco 12000 series routers.
• Handle customer escalations related to Internet connectivity issues, VPN issues (OSPF sync issues), etc; work with various technical teams to find a resolution in a timely fashion.
• Created load balancing policies using BGP attributes such as Local Preference, AS-Path, MED, Community etc.
• 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.
• Installed and maintained Cisco and F5 Load Balancer and documentation.
• Improving OSPF convergence by controlling SPF algorithm, LSA/SPF throttling.
• Participate in all technical aspects of LAN, WAN, VPN and security internetworking projects including, short and long term planning, implementation, project management and operations support as required.
• Experience working with SONET controller interfaces in the Cisco IOS-XR .
• Writing rules in such a way that they append various properties that define pool selection process.
• Configured policy maps, class maps and access lists on GSRs.
• Worked with JTAC and Cisco to troubleshoot various problems.

Confidential, Pennsylvania JR

Network Engineer

Responsibilities:

• Configuration, Management, Troubleshooting of Network devices (Routers, Switches). Maintained the Telecommunication Connectivity using DSL and T1 Lines.
• Worked on Routers Cisco 2620, Cisco 3750, and Cisco 2950 Switches & Link sys wireless access points.
• Maintained complex LAN/WAN networks with several VLANS and provided support for routing protocols.
• Managed IP addressing and implemented IP Access Lists
• Configured and troubleshoot VLAN, VTP, STP and Trunks.
• Configuring and Maintaining TACACS+ for AAA.
• Installing and configuring protocols like TCP/IP and Internet protocols including Local Area Networking, routing and HTTP.
• RMA’s and provided 24x7 support