SUMMARY

• A dedicated and comprehensive Network Professional with 8 years of experience in Designing, Implementation, Administration, Operations and Troubleshooting of enterprise data networks
• Extensive experience in configuring and troubleshooting Layer - 2 technologies like VLANs, Trunking, VTP, STP, RSTP, PVST, Port Security, VLAN Access Maps, Switch links aggregation using EtherChannel (PAGP and LACP) and Inter-VLAN Routing
• Proficient hands on experience in configuring Cisco Catalyst 2900, 2960, 3560, 3750, 4500, 4900, 6500 series.
• Worked on configuring theNexus 5K Aggregation SwitchandNexus 2K Fabric Extenders
• Extensive experience on Cisco Nexus switches 2K, 5K and 7K series switches including their advanced feature set like VPC and VDC
• Worked on Load Balancer F5 LTM, GTM series like 6400, 6800, and 8800.
• Hands on experience in network management tools and sniffing tools such as Wireshark, HP-Open view, SNMP, GNS-3, Packet Tracer
• Adept on 2600, 2900, 3600, 3900, 7200 and 7600 series Cisco Routers
• Proficient in routing protocols like RIP, EIGRP, OSPF and BGP
• Extensive knowledge on gateway redundancy protocols like HSRP, VRRP and GLBP
• Considerable experience of work in configuring and utilization of FTP, TFTP, DNS and DHCP
• Good knowledge and experience in Installation, Configuration and Administration of Windows Servers2000/2003, Active Directory, FTP, DNS, DHCP, TFTP, Linux OS under various LAN and WAN environments
• In depth knowledge at implementation and configuration of F5 BIG-IP LTM, GTM series like 3900, 6900 and 8900
• Working experience on Cisco ASA 5540 series and AAA with Cisco ACS
• Strong knowledge in configuring and troubleshooting Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics.
• A very good team player, collaborative and is capable of providing technical leadership for resolution

TECHNICAL SKILLS

Routers: Cisco 1800, 2600, 2800, 2900, 3600, 3800, 3900, 7200, 7600

Switches: Cisco Catalyst 3560, 3750, 3850, 4500, 4900, 6500&Nexus 2000, 5000, 6000 and 7000

Firewalls & Load Balancers: Cisco ASA 5540 series, IPSEC and SSL VPN, HTTP, IPS/IDS, IOS Firewall features, DMZ set up, F-5 LTM (3900, and 6900).

Routing: OSPF, EIGRP, BGP, RIP, PBR, Route Filtering, Redistribution, Summarization, Static routing.

Switching: VLANs, Dot1Q, VTP, STP, RSTP, VLAN Maps, HSRP, GLBP, CEF, DCEF, Port Security, Nexus OTV.

LAN/WAN Technologies: Ethernet, Frame relay, HDLC, PPP, T1, T3, OC Standard, DSL, ISDN.

Protocols: IP, TCP, UDP, ICMP, NAT, DHCP, SNMP, IPSEC, SSL, HTTP, SSH, DNS PAT

AAA Architecture: TACACS+, RADIUS, Cisco ACS

Network Monitoring and Management Tools: Voyence, Wireshark and GNS3, Solar winds.

PROFESSIONAL EXPERIENCE:

Confidential, Niles, OH

Network Engineer

Responsibilities:

• Installed and configured Cisco ASA 5500 series firewall and configured remote access IPSEC VPN on Cisco ASA 5500 series.
• Design and implement L3VPN (MPLS/OSPF/RSVP) for ITV-3 for a triple play solution of Voice, Video and Internet.
• Migration strategy to move voice/video and internet from old legacy core (ATM) to the new core (Optical, IP) allowing multiple site expansions.
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• Port Aggregation (LACP) between two switches- Cisco ASR and Redback Routers. Working on MPLS routers and BFD implementation.
• Troubleshooting customer issues related to MPLS VPN related issues involving PE configuration issues, PE-CE link issues such as routing protocol configuration, Layer1 / Layer2 issues, BGP4 address-family related issues.
• NGWAN migration included migration from cisco 6509’s to ASR9K core routers. This involved extensive experience in BGP/OSPF/VRRP and other routing and switching protocols.
• Provide problem resolution for Network Element Components (Interface Cards, Control Modules, etc.) including equipment swap outs, card level resets, port level resets and reconfiguration repair on Smart Edge (SE 600, SE1200, SP400) and Cisco 10K, 9K routers.
• CISCO SIAD (router) configurations. (2941 series).
• Used various scanning and sniffing tools like Wireshark.
• Enabled STP Enhancements to speed up the network convergence that include Port-fast, Uplink-fast and Backbone-fast.
• Optimization and tuning of LTE and Volte networks and debugging and configuring parameters on OSS.
• Worked on multivendor platform for Ericsson covering Nortel, Cisco, Ciena, Redback, Smart Edge routers, CISCO 2941(SIAD), 901, 9K, 10K Series, SE-1200, SP210, Optical, Microwave ML-TN’s etc.
• Network Routing/Circuit Provisioning and End to end implementation of QOS and DSCP.
• Involved in provisioning customer provided equipment by remote logging and provisioning managed routers.
• Configured OSPF, BGP, route distribution, VLANS, QoS, and ACLs on Ericsson and Cisco Service Routers

Confidential, Montvale, NJ

Network Engineer

Responsibilities:

• Worked with the data center planning groups, assisting with network capacity and high availability requirements.
• Designing and implementing test labs for the testing on CSM.
• Configured ASA 5525, 5540 and 5550 to ensure high-end security on the network with ACLs and Firewall.
• Created and design network layout and documented network system design with detail information using Visio software.
• Designing and configured Gigamon420for our network and deployed successfully in our data center as a replacement of fluke taps.
• Worked on Nexus platform7018, 5K series (5548, 5020 and 5010) and FEX (2248, and 2232) and deployed VPC, VDC and OTV and successfully implemented VSS on the Cisco switches.
• Deployed catalyst switches 6500, 4508, 4500 and 3750 in the distribution and access layer.
• Implementing a VoIP ad hoc network with SIP Proxy Server and multiple Clients, capturing the data flow and the Call Signaling in the VOIP Session
• Implementation and execution of new and/or upgraded networking systems through well-defined plans, procedures, documentation, deadlines and accountability
• Provide complex internal analysis and support of the network and security infrastructure.
• Provide escalated client support and troubleshooting as required.
• Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.
• Involved in providing access to user machines and partners outside our network by SSL and IPSec VPN tunneling.

Confidential

Network Engineer

Responsibilities:

• Created and designed network layout as well as documented network system design with detail information using Visio.
• Deployed Nexus 4500 switches in the distribution and core along with 9320 in the datacenter distribution block.
• Troubleshooting and resolving escalated tickets
• Installed and maintained Wireless Access Points throughout the building.
• Configuring and managing layer-2 technologies like VLANs, STP, VTP & port-security.
• Provided technical assistance for LAN/WAN management & troubleshooting complex client issues.
• Used internal network monitoring tool (Solar Winds) to ensure network connectivity and Protocol analysis tools to assess the network issues causing service disruption.
• Performed RIP, OSPF, EIGRP routing protocol administration.