SUMMARY

• 7+ years of experience in Designing, Implementation and Operations of Confidential data networks as Network Engineer.
• CCNP and JNCIS Certified Professional wif experience in routing and switching technologies, system design, implementation and troubleshooting of complex network systems including high - end routers: ASR1K, ASR9K, 2600, 2800, 3600, 7200, 12000 Series Routers, and Catalyst 4500, 6500, and 7600 switches.
• Extensively worked on Cisco Routers, Switches, Load Balancers & Firewalls
• Expertise in physical infrastructure like structured cabling, IP address management, racking, stacking and Data center concepts.
• Expert Level Knowledge about TCP/IP and OSI models.
• In-depth noledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Responsible for daily bases support for theWiFi, Broadband, DSL and network issues for different client location
• Understanding teh JUNOS platform and worked IOS upgrade of Juniper devices
• Confidential routing experience using protocols such as Static, RIP, EIGRP, OSPF and BGP.
• Implemented Site-to-Site VPNs over GRE tunnel on ASA Firewall.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN, Trunk, VTP, Ether channel, STP, RSTP and MST.
• Upgraded NX- OS on Nexus devices.
• Configured BGP neighbors wif different Vendors to connect to our Vendor Gateway.
• Worked on ACE load balancers. Experience wif F5 load balancers - LTM, GTM series like 6400, 6800, 8800 for teh corporate applications and their availability
• Good noledge in network hardware and technologies including routers, switches, bridges, hubs, Ethernet, frame relay, wireless, etc.
• Strong hands on experience in layer-3 Routing and layer-2 Switching. Dealt wif Nexus models like 7K, 5K, 2K series, Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches
• Configured Security policies including NAT, PAT, Route-maps, Prefix/distribution list and Access Control Lists
• Daily bases support for theWiFi, Broadband, DSL and network issues for different client location.
• Providing technical consultancy for better application response using QoS
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, and VRRP.
• Experience wif Load Balancers for administrating and monitoring global & local traffic.
• Highly motivated wif teh ability to work independently or as an integral part of a team and Committed to highest levels of professional.
• Worked on Cisco 7200, 3800, 3600, 2800, 2600, 1800 series Router andCisco 1200,2900, 3500,4500, 5500, 6500 series switch
• In-depth expertise in teh analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services
• Hands-on experience wif Ether Channel, Spanning Tree, Trunking, ACLs, Syslog
• Responsible for CheckPoint and Cisco ASA firewall administration across global networks.

TECHNICAL SKILLS

Cisco Routers: 12000, 10000, 7600, 7200, 3800, 3600, 2800, 2600, 2500, 1800 series.

Cisco Switches: 6500, 4900, 4500, 3750, 3500, 2900, 1900 series

Juniper Routers: T640, M10i and M7i

Juniper Switches: Ex4200, Ex4500,Ex6611

Routing Protocols: RIP, IGRP, EIGRP, OSPF, and BGP.

L2 Protocols: VTP, STP, RSTP, MSTP, ISL, 802.1q.

Switching: VLANs, Private VLANs, Ether-Channel

Network Management: Cisco Works

Servers: FTP, DHCP, DNS, HTTP, Syslog, TFTP

Testing Tools: IXIA

PROFESSIONAL EXPERIENCE

Confidential, St Louis, MO

Network Engineer

Responsibilities:

• Work on different networking concepts and routing protocols like BGP, EIGRP, OSPF and other LAN/WAN technologies
• Deployed XR & Configured from scratch
• Checkpoint Level3 operations support wif hardware operations - fixed all problems & RMA’s, taking any escalations dat dealt wif teh equipment and its connection: interfaces, VLAN’s, routes, etc.
• Maintained redundancy on Cisco 2600, 2800 & 3600 series router, cisco catalyst switch 6500, 4500 and Nexus 5K & Nexus 7K switch wif HSRP
• Configuring network access servers for AAA Security Using Juniper IC (Infranet Controllers) MAG-SM360, MAG-4610.
• Implemented standard configuration template scripts in various network devices for SNMP, logging and NTP.
• Managed and maintained over 1000 small site garages, Cisco DSL LAN/WAN platforms andWIFI Foundry as well as Cisco WAPS.
• Network Security implementation wif Cisco IOS Feature Set, NAT, and Simple Network Management Protocol SNMP
• Worked wif Cisco catalyst 6500, 4500, 3750, 3560, 2960 switches and 2800, 3600, 3800, 6611, 7200, 7600 and ASR series Routers.
• Cisco device programming and troubleshooting including CatOS, NX-OS, ACE, CSS, GSS, VPN
• In-depth noledge 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.
• ConfiguringVRRP & GLBP andVLANTrunking802.1Q, STP, Port Security on Catalyst 6500 switches.
• Build various network technologies from teh ground up specifically Bluecoat Web proxies
• Planning and implementation of OSPF protocol and internet IBGP and EBGP peering relationship wif other ISP
• Configuring and maintain access points through CISCO 4400 WLAN controller and Upgrading WAN link using PPP Multilink
• Experience in designing and implementing IP addressing including IPv4 and IPv6
• Configuring, installing, and managing Juniper and Cisco routers, Brocade and Cisco switches, Juniper Netscreen firewalls to include ISG 2000, NS-5200, NS-5400, and SSG series, and TACLANE encryption devices.
• Setting up theWIFIconnections whenever needed as per teh users requests..
• Created standard access lists to allow SNMP, NTP and logging servers
• Replaced Cisco 6500 from access layer and installed 3750 Switches
• Racking and Stacking of Cisco 3750 Switches
• Cisco IOS and Cisco CatOS configuration and backups, Uploading and download IOS and CatOS using XModem, TFTP and FTP protocols
• Worked on NX-OS, IOS, IOS-XR BXB to N7K-NX-OS (MPLS) system test.

Confidential, Milwaukee, WI

Network Engineer

Responsibilities:

• Involved in complete LAN, WAN, Extranet redesign (including IP address planning, designing, installation, pre configuration of network equipment, testing, and maintenance) in both Campus and Branch networks. Experience working wif MPLS Layer 3 VPN on ASR 9006 wif IOS-XR
• Experience wif converting Cisco 6500 IOS to Cisco Nexus NX-OS in teh data center environment.
• Experience working wif Nexus 7010, 5020, 2148, 2248 devices
• Experience wif configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for teh Nexus 5000.
• Experience in Configuring, upgrading and verifying teh NX-OS operation system
• Design, and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Configuring IPSEC VPN on SRX series firewalls
• Technically proficient wif multiple firewall solutions, network security, and information security practices
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing wif teh firewalls as per teh design.
• Experience using DOCSIS, SNMP networking protocols for diagnoses.
• Provided Load Balancing towards access layer from core layer using F5 Network Load Balancers.
• Other responsibilities included documentation and supporting other teams
• Experience working wif BGP attributes such as Weight, Local-Preference, MED and AS-PATH to influence inbound and out bound traffic
• Involved in Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing and LAN security.
• Use and maintain routing protocols EIGRP, OSPF and BGP on teh Routers in teh network & also worked on BGP Route Reflectors, Confederations.
• Troubleshoot Small siteWIFIrouters, VLANS, specifically Cisco 827 & Cisco 837's.
• Deployed a large-scale HSRP solution to improve teh uptime of collocation customers, in teh event a core router became unreachable.
• Configured and designed LAN networks wif Access layer switches such as Cisco 4510, 4948, 4507, 6611 switches. Experience wif convert PIX rules over to teh Cisco ASA solution.
• Ability to plan independently and execute producttestingwif quality (White box, Black box testing, Scalability, performance, solution and systemtesting)
• Configuring Virtual Chassis for Juniper switches EX-4200,Firewalls SRX-210,240.
• Implemented HSRP on teh Cisco 2948G Layer 3 switches and EIGRP, OSPF on 2 Cisco 2610routers, teh Layer 3 switch, 3 Cisco 350XL Switches, Cisco 3524XL switches for load balancing and fail over. Configuring ASA Firewall and accept/reject rules for network traffic.
• Extensive noledge 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.

Confidential, Atlanta, GA

Network Engineer

Responsibilities:

• Experience wif Supporting Network infrastructure in data center environment and Campus environment, which involved wif devices such as routers and switches
• Experience wif moving data center from one location to another location, from Cisco 6500 based data center to both Cisco 6500 & Nexus based data center.
• Strong hands on experience on PIX (506, 515, 525, 535), ASA (5505/5510) Firewalls. Implemented security policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA(TACACS+ & RADIUS)
• Involved in setting up IP sec VPN between ASA firewalls.
• Experience wif implementing Cisco 6500 VSS on teh User distribution switches.
• Upgraded IOS on teh ASA 5520 firewalls
• Working wif MPLS Designs from teh PE to CE and also configuring VRF on PE routers
• Experience wif designing and deployment of MPLS Traffic Engineering
• Configuring RIP, OSPF, EIGRP BGP, MPLS, QOS, ATM and Frame Relay.
• Involved in design and implementation of Data Center Migration, worked on implementation strategies for teh expansion of teh MPLS VPN networks
• Working Knowledge of Cisco IOS, Cisco IOS-XR, Cisco CatOS, Cisco NX-OS, JUNOS
• Experience wif configuring BGP in teh data center and also using BGP as a WAN protocol and manipulating BGP attributes.
• Experience wifnetworkingsystems including TCP/IP, Ethernet, IPv6 andWIFItesting tools.
• Design and deployment of MPLS QOS, MPLS Multicasting per company standards.
• Implemented site to site VPN in Juniper SRX as per customer.
• Implemented various EX, SRX & J series Juniper devices.
• Experience wif deploying Fabric Path using Nexus 7000 Devices
• Experience wif configuring VPC, VDC and OTV between teh data centers as a layer 2 extension.
• Experience wif configuring FCOE using Cisco Nexus 5548.
• Maintenance and trouble-shooting of LAN, WAN, IP Routing, Multilayer Switching.
• Worked on different phases of testing such as Sanity Testing, Functionality Testing, Smoke Testing, System Testing, Installation Testing, Compatibility Testing, Regression Testing, Stress Testing and UAT Testing.
• Writing Test cases & Test scripts for teh application functionality
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Dealt wif monitoring tools like (Solar Winds, Cisco Works), network packet capture tools like Wireshark
• Maintained a Network wif more TEMPthan 600 Network devices, some 25,000 end hosts, and teh other Network devices like DHCP, DNS servers, Firewall servers.
• Co-ordination wif Hardware vendors, software vendors and service Providers.
• Assisted in backup, restoring and upgrading teh Router and switch IOS.
• Attended Team meetings and provided comments on existing network and teh recommendations to improve teh current network Performance.

Confidential

Network Engineer

Responsibilities:

• Configured RIP and EIGRP on 2600, 2900 and 3600 series Cisco routers
• Implemented VTP and trunking protocols (802.1q and ISL) on 3560, 3750 and 4500 series Cisco Catalyst switches
• Performed on-call support for installation and troubleshooting of teh configuration issues.
• Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, Frame relay, NAT, DHCP, TCP/IP)
• Configured Access List (Standard, Extended, and Named) to allow users all over teh company to access different applications and blocking others
• Configured STP for loop prevention and VTP for Inter-VLAN Routing
• Performed maintenance and troubleshooting of connectivity problems using PING, and Trace route
• Provided Technical support for improvement, upgradation, and expansion of teh existing network architecture
• Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.

Confidential

Associate Network Engineer

Responsibilities:

• IOS upgrades on Catalyst 1900, 2900, 3500 series switches and 2500, 2600, 3600 series routers.
• Racking, stacking, and cabling network-based, IT systems
• Configuration of Access List ACL (Std., Ext, Named) to allow users all over teh 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 teh 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 wif design teams.

Confidential

Jr. Network Engineer

Responsibilities:

• Assisted students in Setting up lab wif Cisco Routers and switches.
• Worked on Shell Scripting
• Was responsible for granting permissions to teh domain and setting up new local and roaming profiles for close to 2000 students.
• Maintained their network wif critical components, which served more TEMPthan 300 students and various departments.
• Created Subnets using IP Addressing
• Configured Cisco 2600 series Routers for Internet and Intranet access wif Firewall
• Configured Cisco Catalyst 2960 series Switches
• Worked as a teaching assistant for professors.