OBJECTIVE:

Network Engineer with 7 years of experience in enterprise environment with expertise in the areas of Routing and Switching.

SUMMARY:

• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, GRE Tunnels STP, RSTP and MST.
• Knowledge in Cisco CLI and Cisco IOS, NX - OS.
• Expert Level Knowledge about TCP/IP and OSI models.
• In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.
• Experience with Cisco Nexus 5k and 7k Switches.
• Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP.
• Technical understanding of wireless standards.

TECHNICAL SKILLS:

Routers: 1800, 2500, 2600, 2800, 3600, 3800, 7200, CRS 1

Cisco Switches: 2900, 3500, 4000, 4500, 5000, 6500, Nexus 5k & 7k.

Juniper switches: 2200, 3200,4200, etc.

Routing Protocol: BGP, OSPF, EIGRP, RIP, Routed Protocol TCP/IP.

Operating Systems: Cisco IOS, Cat-OS, NX-OS, Cisco CLI.

Management tools: SNMP, Syslog, Sniffer, and Wire shark.

LAN Technology: VLAN, VTP, Inter-VLAN routing, ISL, dot1q, STP, RSTP, PVST, HSRP, Ethernet, Port security.

WAN Technology: Frame Relay, E1/T1/DS1/DS3, PPP and MPLS.

Network Security: Knowledge of Cisco ASA, Layer 2 Security, VPN, IPSec and load balancing.

Network Management: SNMP v2, Cisco Works NCM, 3Com Network Analyzer, MRTG, Solar Winds NPM, TACACS, Implementation of DHCP, DNS, FTP, TFTP.

Documentation: Microsoft Office, Visio, Azure

PROFESSIONAL EXPERIENCE:

Confidential, Minneapolis, MN

Network Consultant

Responsibilities:

• Designing, implementing and maintenance of network in various sites of company for network devices like Cisco Nexus 2k, 5k and 7k series and multiple Catalyst Switches and Routers.
• Being on call for network issues and troubleshoot Layer 2 and Layer 3 connectivity.
• Involved in data center upgrade by configuring and implementing routing protocols like OSPF-EIGRP redistribution, BGP, defining Virtual Device Contexts (VDC), and Virtual Port Channeling (VPC), VRF on Nexus 7706, 5672 and 56128 switches.
• Experience with different LAN technologies like VLAN, VTP, Inter-VLAN routing, dot1q, STP, RSTP.
• Involved in maintaining WAN routing protocols like BGP, OSPF, and EIGRP.
• Participated in site surveying and upgrading network connectivity in different sites of company by replacing existing components with latest company standards.
• Involved in deployment of F5 Load Balancers to replace ACE Load Balancers.
• Monitoring traffic with packet capture tools like Blue Coat, Wire Shark, RSA, etc., supporting NOC functions.

Confidential, Orlando, FL

Network Consultant

Responsibilities:

• Implementing and maintaining 2800,2900,3600 Series Routers and 2900,3650,3750 Series Switches and Cisco 1252 and 1262 Access Points for various sites
• Implemented, configured and maintained Cisco Nexus 5020, 5596 and 7010 series switches.
• Troubleshooting all network devices like Routers and Switches across the enterprise.
• Involved in Wireless networking using protocols like 802.11 (a, b, g), 802.1x, 802.11i.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Upgrading Cisco IOS, NX-OS and adding AAA authentication commands in multiple Cisco Routers and Switches.
• Involved in Configuration of Nexus 7010 that includes upgrading NX-OS, defining Virtual Port Channels (VPC) and peer links.
• Implementation and troubleshooting of SIP trucking protocol.
• Worked with packet sniffer like Wireshark to trace data flow and troubleshoot networks
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP with VRF.
• Worked along with the team in ticketing issues and troubleshoot issues.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) /EPLS network using Frame Relay and Open Shortest Path First (OSPF).
• Configured Cisco Routers for OSPF, IGRP, EIGRP, Static and default routes.
• Installed and maintained Cisco F5 Load Balancer and documentation.
• Implemented new nodes and Pools in F5 load balancers to support newly added servers in Layer 3 environment.
• Hands on experience working on Juniper MX, EX, SRX products.
• Installation and administration of Juniper SSL/VPN MAG 2600, 4510 and 6611.
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
• Responsible for day-to-day management of Cisco Devices, Traffic management and monitoring with Wire Shark, Blue Coat.

Confidential, Chicago, IL

Network Engineer

Responsibilities:

• Involved in buildup network topology according to client requirement and verification of network topology.
• Involved in Configuring and implementing of Composite Network models consists of Cisco 3900 and 2900 series routers and Cisco 3750, 4500 and 6500 Series switches.
• Deployment and maintenance of Juniper MX edge routers and EX 2200, 3200 switches depending on requirements.
• Also worked as team member of Network Security. Where helped team members to in designing, configuration and implementation of different Network Security devices.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF). Implemented various OSPF scenarios on networks consisting of 7600 routers.
• Configured AAA authentication and Radius configurations in various Cisco devices.
• Involved in Troubleshooting Nexus 2K and 5K switches.
• Code upgrades on existing client network devices to latest versions.
• Configured networks using routing protocols such as RIP, OSPF and BGP.
• In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.
• Created standard access lists to allow SNMP, NTP and logging servers.
• Replaced 6500 from access layer and Installed 3750s Switches.
• Installed PVDM, Network module, VWIC card, secondary power supplies and additional memory to 3900 series routers according to company standards.
• Co-ordinate with the Data Network and Security team and come up with possible solutions.
• Also involved in Cisco ACE configuration and deployment.
• Work on Physical site Inventory verification, gather information of various Cisco Network devices and Security Devices to develop Run book and Spec Book.
• Identify additional Network operations requirement and improvement opportunity.
• Also worked with different WLAN devices e.g. WAP, Wireless Access Controller etc.

Confidential

Network Analyst

Responsibilities:

• Configured network using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.
• Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
• Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local P.
• Involved in Configuring and implementing of Composite Network models such as Cisco7600, 7200, 3800 series routers and Cisco 2950, 4500, 3500, 5000, 6500 Series switches.
• Implemented Hot Standby Router Protocol (HSRP) by tunneling parameters like preemption.
• Participated in team working on configuring Multiprotocol Label Switching (MPLS) with Routing Information Protocol (RIP) on the customer’s Site.
• Racking and Stacking of Cisco 3750 Switches with respective requirements and desired connectivity.
• Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.
• Responsible for day-to-day management of Cisco Devices, Traffic management and monitoring.
• Also involved in designing and implementing IP MPLS network.
• Involved in provide higher technical support to NOC and other operation teams regards to IP/MPLS infrastructure.
• Responsible to run different kind of Network test. This includes MPLS, BGP, SNMP, and Firewall. Also worked in testing with traffic generator.

Confidential

Network Administrator

Responsibilities:

• Assisted in troubleshooting LAN connectivity and hardware issues in the network of 100 hosts.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
• Created a backup and recovery policy for software application and verified peripherals are working properly.
• Monitor performance of network to identify potential problems and bottleneck.
• Performed RIP & EIGRP routing protocol administration.
• Interacted with support services to reduce the downtime on leased lines.
• Troubleshoot problems on a day-to-day basis & provide solutions that would fix the problems within the Network.
• Responsible for DNS, and TCP/IP support.
• Monitor the operability and reliability of the network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed the IP address space using subnets and variable length subnet masks (VLSM).
• Proactively perform corrective maintenance for IP/MPLS network.