SUMMARY:

• Certified Network Engineer with 8+ years of experience in activities related to teh design, installation, management, and maintenance of teh enterprise - wide LAN, WAN, wireless and network security infrastructure. Expert level capabilities in windows and Linux, enterprise data network standards and network infrastructure. High aptitude to design and implement network solutions based on business requirements. Extensive technical noledge and experience in monitoring, security, backup, recovery, and maintaining an Enterprise data center.
• Expert level noledge 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.
• In-depth expertise in teh analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
• Design and implementation of LAN/WAN, using Cisco routers, hubs and switches.
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP RIP, MPLS and BGP v4.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether-channel, STP, RSTP and MST.
• Experienced in trouble-shooting both connectivity issues and hardware problems on Cisco based networks, Routers, Switches, Firewalls.
• Software updates and management forBrocadeVDX Fabric switches and ICXs in either top of rack or stack configuration.
• Implementing Cisco Application Centric Infrastructure (ACI) as a solution for data centers using a Spine and Leaf architecture.
• Experience configuring Brocade devices for network monitoring and for carrier caching.
• Hands on experience in implementation and deploying BIG-IP F5 LTM load balancers for load balancing and network traffic management for business applications.
• Experienced in trouble-shooting both connectivity issues and hardware problems on Cisco based networks, Routers, Switches, Firewalls.
• Knowledge on Terminal server builds and Citrix XenApp server deployments in both Physical and virtual environments.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning &configuring VLANs/Routing/NAT with teh firewalls as per design.
• Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Lab & Production Environments.
• Experience in configuring TACACS+, RADIUS and implementing with Cisco ACS.
• Switching tasks include VTP, ISL/ 802.1q, VLAN, Ether Channel, STP and RSTP.
• Good Understanding of Multiple Contexts in ASA firewalls and implemented different failover mechanisms among ASA firewalls.
• Worked on F5 LTM configuring different Load balancing methods Round Robin/Ratio based Etc.
• Configured different Custom ICMP Monitor on F5 LTM.
• Extensive experience withActive Directory, GPO’s, DHCP, DNS, IP, Sub Nets, VPNs, vLAN, Network routing, firewalls, LAN/WAN switching and Backup & Recovery,File & Print Server, IIS (Web Server), FTP, Terminal Server.
• Implementing teh Cisco wireless security solution with (WPA2, WEP) for making teh wireless users secure.
• Experience in Network Management Tools and sniffers like SNMP, HP-Open view, Wireshark and Cisco works to support 24 x 7 Network Operation Center.
• Experience with Load Balancers for administrating and monitoring global & local traffic.
• Hands-on experience with installing and managing IT services such as Active directory, site replication, DNS, SSH, DHCP and NAT.
• Configured Cisco routers/switches for VOIP including quality of service (QOS) guarantee of voice and data integrity.
• Experience in testing Cisco routers and switches in laboratory scenarios and tan deploy them on site for production.
• Basic and advance F5 load balancer configurations, including migrating configurations fromCiscoACEto F5 and general troubleshooting of teh F5 load balancers.
• ConfigureVRRP & GLBP andVLANTrunking802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
• Hands on experience on Up-gradation of Cisco IOS & Firmware of different Cisco devices & modules.
• Provides technical leadership forproblem escalation and resolution.
• Highly motivated with teh ability to work independently or as an integral part of a team and Committed to highest levels of professional.

TECHNICAL SKILLS:

Protocols: RIP, RIP V2, EIGRP, OSPF, IS-IS, IGRP, HSRP, VRRP, GLBP, LACP, PAGP, DNS, SMTP, SNMP, FTP, TFTP, LPD/TDP, WLAN, 802.11/802.11 e, WEP, POP3 LADP

LAN Technologies: Workgroup, Domain, HSRP, DHCP, Static, VLAN, STP, VTP, Ether Channel, Trunks

WAN Technologies: Leased Line, Frame Relay, ISDN, PPP, HDLC, ATM, SONET, Metro Ethernet

Network Products: CISCO Routers 1700, 1800, 2500, 2600, 2800. CISCO High End Router 3600, 3800, 7200, 12010. CISCO Switches 1900, 2950, 2960. CISCO Campus Switches 3550XL, 4984 Core Catalyst 4503, 4507 RE, Catalyst 6500/6503/6507 , F5 load balancer (LTM, GTM) 802.1x NAC

Security & VPN: PIX 500 Firewall, ASA 5505 Firewall, AIP SSM, CSC SSM, CISCO CSM, ACL- Access Control List, IPS/IDS, NAT, PAT, CISCO ACS, Checkpoint

Autantication: RADIUS, TACACS+, Digital certificates

Monitoring Tools: Wireshark, NMAP, Nessus, PRTG Packet Sniffer, Solar winds

Servers: Domain servers, DNS servers, WINS servers, Mail servers, Proxy Servers, Print Servers, Application servers, FTP servers, NTP

Operating Systems: Windows NT 4.0 (Desktop/Server), Windows 2000/2003/2008 server, Windows XP/7, LINUX, Solaris, Red Hat, Active Directory, UNIX

Languages: C, C++, XML, SQL

PROFESSIONAL EXPERIENCE:

Confidential, Bloomington, IL

Senior Network engineer

Responsibilities:

• Duties include configuration and installation of Cisco firewalls, routers, switches, VPN, as well as connectivity toservers and desktops and printers. Designed and implemented moving client sites using Cisco 1900, and Cisco 2900switches using c2500 routers, worked with F5 Load Balancers, Supported BGP, OSPF and EIGRP Networkingoperations, troubleshooting issues with internet failover using OSPF and BGP redistribution. Designed andImplemented moving client sites from c1900, and 2900 switches to 3500 and 3750 switches upgraded c2500 routersto 2800 routers.
• Analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
• Maintained responsibility for teh network engineer, including Cisco routers and Switching, firewall configuration, deployment, maintenance and troubleshooting.
• Involved in configuring and implementing of composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.
• Installed and configured Juniper EX Switches (EX2200, EX2500, EX3200, EX4200, EX4500, EX8200 series).
• Implemented IOS upgrades for Cisco router and switches.
• Designed Campus branches and data networking centers.
• Configured and involved in troubleshooting site-to-site IPSEC VPN tunnels using Cisco ASA 5540 for third party connectivity.
• Installed and configured Cisco wireless network, Wireless LAN controllers.
• Supported TCP-IP, DNS, DHCP, WINS, DFS, Group Policy, and Organizational Units.
• Helped teh network team to install new switches and routers and configure teh IOS according to teh requirement which included VLAN, OSPF, Subnetting, EIGRP, BGP, VTP, spanning - tree, IP Sub netting, wireless access points, T1 circuits and PIM-SM using auto RP.
• Worked on ASR 9000 series switches with IOS-XR.
• Worked on High performance data center switch like nexus 7000 series.
• Created Network diagram for Cisco/ Juniper switches.
• Built IPSec based Site-to-Site VPN tunnels between various client locations.
• Involved in teh DATA CENTER Implementation techniques and methodologies. Provide Tier 3 technical support for Riverbed Pilot, Shark, Profiler and ARX.
• Designed and implemented security strategies with Cisco and Palo Alto firewalls.
• Assisted in network design, deployment, and maintenance of network hardware. (E.g. Layer2/Layer3 switches, CWDM/DWDM multiplexers and SFP+ optics etc.).
• Migrated data to cloud environment. Good working noledge of Azure and AWS.
• Designed and configured of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Configured Cisco Nexus (7k, 5K & 2K) and Brocade devices (MLX) for Network and SAN connectivity.
• Responsible for troubleshooting on Cisco ISE added new devices on network based on policies on ISE.
• Implemented and configured routing protocols such as RIPv2 HSRP, GLBP.
• Configured ASM policies for external applications.
• Responsible to evaluate, test, configure, propose and implement network, firewall and security solution with Palo Alto networks.
• Experienced working with Nexus OS, IOS, CATOS and Nexus 7K, 5K & 2K Switches.
• Worked with network services like DNS, DHCP, DDNS, IP4, IP6, IPSec, VPN etc.
• Configured and maintained IPsec and SSL VPN's on Palo Alto Firewalls.
• Experience with Riverbed, Steelhead, and Netflow, Wireless LAN Controller configuration.
• Monitored Linux server for CPU Utilization, Memory Utilization, and Disk Utilization for performance monitoring.
• Implemented SNMPv3, GLBP, Rapid STP, regular scheduled IOS updates, and configured network components of Video Teleconferencing deployment across HRSA.
• Configured policies on ASM using manual policy enforcement and auto policy enforcement with F5 ASM, LTM, and APM.
• Validated and reported Wireless network based on post-Wireless site survey.
• Configured SNMPv3, NTP, DNS, SSH parameters on routers, switches and terminal servers as well as MD5 autantication on routers for OSPF protocol.

Environment: Cisco 6500/7500/7200 Routers, Cisco 3550/4500/6500 switches, Palo Alto, Nexus 2k/5k/7k, Juniper SRX100, Juniper Switches EX4200, Juniper routers (MX960, MX480, MX240, MX104, PTX3000, PTX1000, M7i, M10i, M320), ASR 1000, 9000, Cisco ISE, Cisco PIX (525, 535), ASA (5505, 5510), Unix, Linux, HSRP, PPP, VPN, OSPF, RIP, BGP, EIGRP,, LAN, WAN, Checkpoint.

Confidential, Chicago, IL

Network security Engineer

Responsibilities:

• Responsible for Check Point,CiscoASA andPalo-Altofirewalls configuration and administration across globalnetworks.
• Configure and implementsecuritysolutions for various clients as per their requirements in Checkpoint R77, R75, Provider-1,PaloAltofirewalls, Panorama,CiscoASA firewalls, ASDM and in CSM.
• Working on tickets usingCiscoSecure change to stage rules into checkpoint Firewalls.
• Responsible for installation, configuration, maintenance and administration ofPaloAltofirewalls PA 7000 (7050, 7060), PA -5000, series (5060/5050/5020 ), PA 4000 (4060/4050/4020 ) firewalls.
• F5 Big-IP load balancer Configuration, layer 7 load balancing using I-Rules (TCL)
• Identify, Design and Implement Flexible, Responsive, and Secure Technology services
• Experience with Firewall Administration, Rule Analysis, Rule Modification
• Implemented Positive Enforcement Model with teh help ofPaloAltoNetworks.
• Creating and provisioning Juniper SRX firewall policies.
• Created standard access lists to allow SNMP, NTP and logging servers.
• Documented new VPN enrollments in a database and create standard procedures for further improvement.
• Troubleshooting with layer 2 and layer 3 devices.
• PaloAltodesign and installation (Application and URL filtering, Threat Prevention, Data Filtering and Wildfire)
• Performed firewall migration fromCiscoASA firewalls toPaloAltofirewalls usingPaloAltoMigration tool.
• Working with Level-2 team for code upgrades onCiscoASA firewalls.
• Working on Hardware replacement forCiscoASA, checkpoint Firewalls and othernetworkdevices.
• ImplementedCiscoISE for delivering consistent, highly secure access control across wired and wireless multivendornetworksand remote VPN connections.
• Troubleshoot traffic passing managed firewalls via logs and packet captures
• Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part ofNetworkteam. Teh LAN consisted ofCiscocampus model ofCisco3550 at access layer,Cisco6513 at distribution/core layer.
• Analyzed and testednetworkprotocols (Ethernet, TCP/IP) using Wireshark tool.
• Configure VRRP & GLBP and VLAN Trucking 802.1Q & ISL, STP, PortSecurityon Catalyst 6500 switches.
• Provided proactive threat defense with ASA dat stops attacks before they spread through tanetwork.
• CiscoASA/Checkpoint Firewall troubleshooting and policy change requests for new IP segments dat either come on line or dat may has been altered during various plannednetworkchanges on tanetwork.
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Responsible for Checkpoint andCiscoASA firewall administration across globalnetworks.
• Configuration and troubleshooting ofCiscocatalyst 6509, 7613 with supervisor cards.
• Experience with implementing and maintainingnetworkmonitoring systems (Ciscoworks and HP Open view) and experience with developing complexnetworkdesign documentation and presentations using VISIO
• Created LAB Setup with 7k and 5K NEXUS switches for application testing.
• Experience on Bluecoat proxy server.

Environment: Cisco ASR9000, 9006, 9001, 6500 series Routers, Cisco 4500, 3750, 3550, 3500, 2960 switches, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, Ether Channels, Juniper M series router.

Confidential, Santa Clara, CA

Network Engineer/Admin

Responsibilities:

• Responsible for implementing, engineering, and support of existing network technologies / services and integration of new network technologies / services.
• Responsible for frame relay, MPLS services, OSPF, BGP and EIGRP routing protocols, nating, sub-netting, also including DNS, LDAP, DHCP, http, HTML, HTTPS, TCP/IP, UDP, SNMP, OSPF, RIP, IPSEC, PPTP, VLAN,WISM, STP (Spanning tree Protocol), RTSP & Multicasting protocols.
• Configured networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.
• Worked in groups with other engineers to solve customer network complications.
• Monitoring tools: Design, implementation, tuning and troubleshooting. Worked on to pre-configure router in datacenter for new connection as network design structure.
• Managing datacenter and network by using solar winds NPM, NTA, NCMand F5load balancer, Citrix loadbalancer also.
• Troubleshooting, implementing and configuring new devices and helping them to build new datacenter and moving devices from one datacenter to another by moving all devices.
• Dual stack IPv6 implementation to Global Datacenters and WAN endpoints to meet teh needs of our customer’s development requirements and testing.
• Worked on to set up OSPF dynamic routing on ASA by using and following their current network structure.
• Extensively worked on OSPF connecting multiple areas to teh Backbone area, EIGRP along teh primary Data Center.
• Worked on as security devices ASA, juniper, Palo Alto firewalls, routers, switches.
• Configured rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools.
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Working on as security devices ASA, juniper, Palo Alto firewalls, routers, switches.
• Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
• Supporting EIGRP and BGP based on teh network by resolving level 2 & 3 problems of internal teams & external customers of all locations.
• Documenting workflow process, managing and implementing standard policy and procedures.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 7200/3845/3600/2800 routers, Cisco ASA(5505, 5510),LTM, Checkpoint,F5 Load Balancer Cisco Nexus7K/5K, MPLS, Frame Relay, RIPv2, OSPF, BGP, IPSEC, VLAN, STP, VTP, HSRP.

Confidential

Network Engineer (NOC)

Responsibilities:

• Managing technical support team which responsible for infrastructure services on Networking.
• Strong noledge in monitoring like Nagios, NMS and MRTG/PRTG.
• Worked with TCP/IP, UDP, DHCP, DNS, MPLS, EIGRP, BGP, FTP, SFTP, STP, RSTP, and SNMP monitoring.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Configured and troubleshot Windows operating systems and applications.
• Installed and configured and troubleshoots proprietary application software.
• Configured PC hardware and other approved peripherals.
• Expertise in Routers Testing & Install Routers.
• Resolving tickets on network and service provisioning.
• Excellent interaction with customers and manage 500+ local and outside teh customers.
• Maintenance and Troubleshooting of connectivity problems using PING, Trace route.
• Configured and troubleshoots network printing on client computers.
• LAN/WAN network support for TCP/IP based devices.
• Trouble shooting LAN, VLAN, VoIP problems.
• Troubleshooting network issue with field technician and customer.
• Monitor teh operability and reliability of teh network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• IP design and functionality, cabling infrastructure, network protocol analyzing and network troubleshooting.
• Managed teh IP address space using subnets and variable length subnet masks (VLSM).
• LAN cabling in compliance with CAT5 standards.
• Worked along with teh team in ticketing issues.
• Responsible for day to day management of Cisco Devices, Traffic management and monitoring.
• Attended meetings and technical discussions related to project.