SUMMARY

• Over 7 years of experience in designing, deploying and troubleshooting enterprise data networks as Network Engineer.
• Extensive experience in setting up LAN and troubleshooting related issues including WAN awareness and assisted in setting up and troubleshooting various WAN related issues.
• Expertise in Routing protocols like RIP, ISIS, EIGRP, OSPF and BGP.
• Hands - on experience in implementing and troubleshooting switch technologies such as VLAN, MPLS, STP, VTP and 802.1q.
• Implementednetworksecurity protocols such as NAT, PAT, IPSEC tunnels, GRE tunnels, ACLs and VPN - MP-BGP.
• Work with the data center planning groups, assisting withnetworkcapacity and high availability requirements.
• Gained experience working with Layer-2 and Layer-3 Switching and Security.
• Expert in writing test procedures and test plans with a strong understanding of design, implementation, and execution of testing methodologies.
• Knowledge and understanding of NEXUS switches functionality and configuration of NX-OS.
• Good knowledge of OSI Model and TCP/IP networking standards with protocols such as SNMP, FTP, ICMP and IPv6.
• Have experience with server administration and trouble shooting on servers running Sun Solaris and UNIX.
• Have good knowledge of Blade center architecture and environment.
• Experienced with Juniper Routers MX, SRX and EX Switches Platforms.
• Accurately assess customer needs and specifications both by phone and in person. Quickly identify issues and provide fast troubleshooting and resolution.
• Collaborate with vendors to achieve successful new product implementation, manage technical support, and attain improvement in customer systems' performance.
• Experience with configuring Nexus 2000 Fabric Extender (FEX), which acts as a remote line card (module) for the Nexus 5000.
• Adept in requirements analysis,networkdesign, installation, configuration, maintenance and administration.
• Tested and worked with software designers to establish a user-friendly environment.
• Review all changes tonetworkconfiguration for technical accuracy and impact and provide Multi- ProtocolNetworkproblem resolutions.

TECHNICAL SKILLS

Cisco Platforms: Cisco 17XX, 18XX, 26XX, 28XX, 37XX, 38XX, 39XX & 72XX series.

Switches: Cisco 3550, 3750, 45XX, 65XX series, Nexus 7K, 5K, 2K.

Load Balancer: Cisco CSS, F5 Networks.

WAN Optimization: Cisco WAAS, PPP Multilink.

Routing: OSPF, EIGRP, BGP, RIP-2, Route Filtering, Redistribution, Summarization, Static Routing.

Switching: VLAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi Layer Switching, Multicast operations, Layer 3 Switches, Ether channels.

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, CDDI, Token Ring, ATM LAN Emulation.

WAN: Leased lines 64k - 155Mb (PPP / HDLC), Channelized links (E1/T1/E3/T3), Fiber Optic Circuits, Frame Relay, ISDN, and Load Balancing.

Various Features & Services: IOS and Features, HSRP, GLBP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management, ITIL service management.

AAA Architecture: TACACS+, RADIUS, Cisco ACS.

Security / Firewalls: Cisco ASA Firewalls 55XX, IPSEC & SSL VPNs, IPS/IDS, DMZ SetupCisco NAC, ACL, IOS Firewall features, IOS Setup & Security Features

Juniper: EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240.

PROFESSIONAL EXPERIENCE

Confidential, New York, NY

Network Engineer

Responsibilities:

• Design, deployment and maintenance of enterprise networks and datacenters.
• Worked extensively 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.
• Working on port open request based on the business requirement.
• Configured, maintained, and troubleshoot different flavor of routers and switches with hands on CAT-OS.
• Involved on ASA code upgrade from 8.2 to 8.4.
• Worked on multiple projects related to Branch networks, Campus networks, extranet clients and Data Center Environments involving in data center migrations from one data center to another.
• Configured Cisco 6500 (sup 720), 4500 (SUP 6) & 3750 Catalyst Switches for network access. Worked extensively on Cisco Firewalls, Cisco PIX 525 & ASA 10/5520/5540/5580 ) Series.
• Experienced on migrating Cisco PIX to the Cisco ASA firewall solution.
• Experience working on Palo Alto firewall platform on high-speed datacenter architecture.
• Hands on experience on multiple Network management tools like RSA eVision, QRADAR, ALGOSEC and NCM.
• Provided Tier III Level Load Balancer expertise on F5 BigIP Local Traffic Managers (LTM).
• Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 BigIP Load Balancers.
• Configuring VLAN, Spanning tree, SPTP, SNMP on EX series switches.
• Once trouble ticket has been created keep customer informed of status of ticket and estimated time to repair.
• Checking and configuring Cisco 7600 and 7200 routers at data center for remote sites issues.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Experience working with Cisco Nexus2148 Fabric Extender and Nexus5000 series to provide a Flexible Access Solution for datacenter access architecture.
• Experience configuring Virtual Device Context in Nexus 7010.
• Upgrading WAN link using PPP Multilink and by implementing Cisco WAAS.
• ConfigureVRRP & GLBP andVLANTrunking802.1Q, STP, Port Security on Catalyst 6500 switches.

Confidential, Woonsocket-RI

Network Engineer

Responsibilities:

• Configured Virtual Switching Systems (VSS) using two Cisco Catalyst 6500E switches to provide redundant route processors Active-Standby Control Plane, Active-Active Data Plan.
• Working on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Installed and configured 6509 Cisco Catalyst Switch, creating VLANs and assigning ports to the VLAN, configuration of routing protocols such as OSPF, EIGRP and RIP.
• Configuring and installing client and servernetworksoftware for upgrading and maintainingnetwork and telecommunication systems.
• Support to plan and execute LAN (VLAN Management) and WAN management activity.
• Configured IPv4 and IPv6 PIM Sparse Mode, Source Specific Mode and Bidirectional to test Multicast in a VSS environment using Ixia as the Traffic generator.
• Installing, supporting and maintaining new server hardware and software infrastructure.
• Upgrading the IOS on the 6500 switch and saving the old system configuration and running-configuration.
• Configuring and troubleshooting routing protocols like BGP, EIGRP AND OSPF on Cisco routers.
• Analyzing and resolving faults, ranging from a major system crash to a forgotten password.
• Maintain a thorough understanding of the basics behind the Internet and its workings (DNS, Security, IP Routing, HTTP, VPN, Email Routing, SPAN, etc.)
• Upgraded Multi Chassis Ether-channel links to 10 GE links.
• Suggesting and providing IT solutions to business and management.
• Providing training and technical support for users with varying levels of IT knowledge and competence.
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site and remote VPN networks.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Coordinating with service providers for WAN link outages.

Confidential, New York, NY

Network Engineer

Responsibilities:

• 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.
• Updated the HP open view map to reflect and changes made to any existing node/object.
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• ConfigureVRRP & GLBP andVLANTrunking802.1Q & ISL, STP, Port Security on Catalyst 6500 switches.
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, remote VPN.
• Monitoring the NMS system for different Network Alerts.
• Working with incident queue and request queue as well as support business 24X7, with on-call rotation.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.
• Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, Inter-Vlan routing, LAN security.
• Worked on the security levels with RADIUS, TACACS+.
• Identify, design and implement flexible, responsive, and secure technology services.
• Modified internal infrastructure by adding switches to support server farms and added servers to existing

Confidential

Network Operations Engineer

Responsibilities:

• Monitoring the NMS system for different Network Alerts.
• Set up of distributed core LAN using Cisco 6500 series switches.
• Coordinating with service providers for WAN link outages.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Troubleshoot of Leased Lines like STM4, DS3, E1 Links, Metro, NLD ILD Services and RF links.
• Design, execution of installation and configuration of VPN/IVPN, LAN/WAN as per organizational requirements.
• Experienced in Planning and Organizing Change Managements.
• Maintenance/updating of Network diagrams.
• Worked on Network Operations using Ticketing system.
• Commissioning of New Links By coordinating with BSO.
• Ensure standard Router and Switch Configurations are maintained.
• Responsible for Capacity planning, Contingency planning & disaster recovery.
• LAN Segments monitoring/Trouble shooting LAN related issues.
• Carryout periodic backup of Router/Switch configurations.
• Planning and Implementing New Infrastructure in the Data Center.
• Analyzing the Bandwidth Utilization of the Links.
• Troubleshooting on the devices by remote login to determine the RFO (Reason for outage) and RCA (Root cause analysis) to minimize the consequences of malfunctions.
• Equipment Installation/Removal in the NOC.
• Attended meetings and technical discussions related to NOC changes.