Summary:

• 7 years of experience in Designing, Implementation and Operations of enterprise data networks as Network Engineer.
• 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 knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse proxy ARP, Ping Concepts.
• Understanding the JUNOS platform and worked IOS upgrade of Juniper devices
• Enterprise 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.
• Worked on ACE load balancers. Experience with F5 load balancers - LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Good knowledge in network hardware and technologies including routers, switches, bridges, hubs, Ethernet, frame relay, wireless, etc.
• Providing technical consultancy for better application response using QoS
• Familiar with Cisco firewalls PIX 515, ASA 5500 series, knowledge of Juniper and Check Point Firewalls. Strong hands on experience in layer-3 Routing and layer-2 Switching. Dealt with 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.
• Knowledge on multiplex techniques such as DWDM
• Upgrading VOIP Call Manager and by implementing Cisco WAAS
• Extensively worked on VMware Update manger for Host upgrades and patches
• Supporting Virtual and Physical server platform - primarily Windows with some Linux, and UNIX operating systems.
• Worked on NXOS, IOS, IOS-XR BXB to N7K-NXOS MPLS system test.
• Configured and monitored Firewall logging, DMZ's and related security policies.
• Configuring and managing Checkpoint Integrity and VPN-1 for Security purpose.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, and VRRP.
• Experience with Load Balancers for administrating and monitoring global local traffic.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of professional.

Technical Skills:

• Routers: Cisco 17XX, 18XX, 26XX, 28XX, 37XX, 38XX, 39XX, 72XX 76XX series.
• Switches: Cisco 2950, 3550, 3750, 45XX, 65XX series, Nexus 7K, 5k and 2K
• Load Balancer: F5 Networks
• Firewall Cisco ASA and Juniper SRX and SSG series
• Routing: OSPF, EIGRP, BGP, RIP-2, Route Filtering, Redistribution, Summarization,
• Switching: VLAN, VTP, STP, PVST , RPVST , Inter VLAN routing Multi-Layer Switching, Multicast Operations, Layer 3 Switches, Ether channels, FHRP
• WAN: VPN, MPLS, Frame Relay,DWDM
• AAA: TACACS , RADIUS, Cisco ACS.
• Monitoring: IP Switch WhatsUp Gold, HP Open View

Professional Experience:

Confidential

Network Engineer

Responsibilities:

• Involved in sites cutover for Data deployment/Hardware upgrade. Also involved in supporting troubleshooting site after cutovers.
• Experience with design and implementation of Data center migration.
• Configuration included VLANs, VTP,STP, port-channel, Gateway redundancy using HSRP enterprise security using Port Security.
• Extensively involved in installing, configuring and maintenance of Cisco 7206, ASR 1000 Routers Cisco Catalyst 6500 Sup2T 10G , 4500 Sup2T 10G , 3750X Nexus 7000/5000 Switches.
• Involved in design of New Nexus POD Environment.
• Experience in configuring VDC, VPC and FCOE, upgrading NX-OS for Nexus Family Switches.
• Wide Area Network WAN : VPN, MPLS, Frame Relay, DWDM, Leased lines PPP / HDLC , Channelized links E1/T1/E3/T3
• Worked on Port Groups on M series Module and F Series Module for Nexus 7000.
• Involved in creating new Rules/Groups for Cisco ASA Firewall to support new IP addressing Traffic.
• Worked with Unix, Windows, and Server computers as networked systems
• Involved in basic installing/configuring Voice Gateways VG224 and Cisco 3945 for terminating PRI lines with Voice Team.
• Configuration and maintenance of OSPF protocol which was the enterprise IGP. Configuration included deploying of new branch locations new network devices in existing infrastructure. Creating/Designing Contiguous OSPF areas and configuring Summarization for effective routing.
• Configure the Cisco ICM Intelligent call Manager in translating routes and also use Automatic Call Distribution Switch ACD like Aspect switches for call routing purpose.
• Worked on Cisco Routers, Active /Passive Hubs, Switches, Juniper SRX firewall, VPN Concentrators TCP/IP, NAT and Checkpoint ESX/GSX firewall
• Using PBR with Route Maps for route manipulation/filtering. Troubleshooting routing issues like suboptimal routing and asymmetric routing.
• Worked on BGP configuration for providing redundant internet connectivity using BGP attributes, Route Maps, Prefix-lists etc.
• Configuration of ACLs in Cisco 5540 series ASA firewall for Internet Access requests for servers in LAN and DMZ and also for special user requests as authorized by management.
• Configured DHCP scope into Infoblox for new sites which includes subnets for wireless, voice, security and data and also use to bind/fixed the ip address with particular Mac address.
• Setup a new configuration on cisco wireless controller WLC 5508 using LWAPP standard for new upcoming site and mounted 250 LWAP into the site
• Involved in creating Plans/MOP/DOP for upgrading hardware/software/Network Changes for Cisco Devices without impacting the Network.
• Documentation for latest projects and update diagrams for network changes. Performing root cause analysis and technology testing with the corresponding documentation.

Confidential

Network Administrator

Responsibilities:

• Monitoring the NMS system for different Network Alerts.
• Performed Network Operations by health monitoring using NMS, Issue and Incident resolution using ticketing system and workflow software.
• Designed and installed new Branch network systems. Resolved network issues as well as prepared network documentation.
• Coordinating with service providers for WAN link outages.
• Set up a co-located Data Center using Cisco 6509 with FWSM and CSM modules
• Converting access-lists to Firewall rule sets on FWSM module with 6509-E Catalyst switches
• Experience working with JUNOS OS on Juniper Routers and Switches.
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN using juniper SSG 140.
• Strong hands on experience on ASA 5510/5520 Firewalls
• Monitoring and configuring Cisco 7600 routers at data center.
• Working on Cisco 6500 and4500 switches for LAN requirements thatinclude managing VLANs, Port Security and troubleshooting LAN issues.
• Implemented L3 SVI's and L2 vlans, Inter Vlan Routing and HSRP configuration in Nexus on F series module.
• Perform Wireless Administration and troubleshooting for the corporate Wireless infrastructure.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation link negotiation.
• Implemented Site-to-Site VPNs between ASA Firewall and Router
• Configuration and troubleshooting on Juniper EX4500 and EX8200 switches
• Configuration of Access List ACL Std, Ext, Named to allow users all over the company to access different applications, Internet and compliance to the security policy and standards.
• Worked with application team to understand their requirements and come up with the best load balancing options F5 BIG IP- created Virtual servers and load balanced across the web server into network .
• Responsibilities also include technical documentation of all upgrades done. Attending meetings and technical discussions related to current project.
• Configuration of Fabric path and connectivity between Nexus 5K and Nexus 7k
• Prepared engineering documents and network diagrams in Microsoft Visio.

Confidential

Network Analyst

Responsibilities:

• Working on Network support implementation related internal projects.
• Ensure network, system and data availability and integrity through preventative maintenance and upgrade.
• Responsible for Configuring SITE TO SITE VPN on Cisco ASA 5500 series firewall between Head office and Branch office
• Performed migration activity from CSS to ACE using CSS2ACE conversion tool.
• Manage all network and firewall devices to include Cisco routers, switches, VPNs, SSL, Check Point, Cisco PIX, Cisco ASA, Cisco FWSM as well as content delivery networks Cisco CSS, F5 BigIP LTM and GTM 1600 and 3400 load balancers in enterprise environment.
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support.
• Supporting OSPF based network by resolving level 2 problems of internal teams external customers of all locations.
• Upgraded Nexus OS on Nexus5k.
• Configure ILO and network ports on Linux Unix and Windows servers
• Provided technical support for full setup, debugged the problems of OSPF, switching and HSRP.
• Working knowledge of Firewall service module FWSM UPGRADE, FWSM RULESET conversion
• Router memory IOS upgrade using TFTP
• Experience working Juniper T-Series, M-Series, MX-Series, J-Series Routers
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Configured and debugged policy based routing for special traffic, route filtering with route maps, route redistribution.
• Implemented Site-to-Site VPNs over the internet utilizing 3DES, AES/AES-256 with PIX Firewalls
• Configure VLAN Trunking 802.1Q, STP, and Port Security on Catalyst 6500 switches.
• Install and maintain routers and switches in various network configurations supported VLANs, and advanced ACL.
• Worked on various Nexus Products Nexus 7010, Nexus 7009 along with vPC and Fiber extender Module, and Nexus 2248Maintain prepare Network drawings of all major Data Centers operational sites.

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.
• Deploying the network infrastructure to meet the requirements.
• Created VLAN and Inter-Vlan routing with Multilayer Switching.
• Documenting and Log analyzing the Cisco ASA 5500 series firewall
• 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.
• Network cabling, dressing, labeling and troubleshooting network drops onsite.

Confidential

Jr. Network Administrator

Responsibilities:

• Provided desktop support including creating images specific to client requirements and deal with issues pertaining to hardware and application.
• Responsibilities included configuration and installation of software and hardware.
• Performed routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.
• Handled the tasks of documenting network problems and resolutions for future reference.
• Participate in on-call responsibilities in support of a seamless production environment.
• Performed the installation, configuration and testing of LAN/WAN devices.
• Performed the tasks of developing and maintaining procedures for backup and recovery, virus scanning and access control.
• Installed and configured Cisco ASA 5500 series firewall and configured remote access IPSEC VPN on Cisco ASA 5500 series
• Involved in effective communication with vendors, peers and clients in resolution of problems, equipment.
• Provided technical support on hardware and software related issues to remote production sites
• Monitor network performance accompanying company service level agreements SLA's using Network management tools such as Cisco works and also provided necessary