SUMMARY

• 8 years of experience in networking, installing, configuring and maintaining network devices.
• Experience in Cisco Routing, Switching and Security with strong Cisco hardware/software experiences with Cisco Routers such as 1900, 2900, 3900, Cisco ASR - 1k/9k, Cisco Multilayer Switches 4500, 6500, Cisco Nexus 2k/5k/7k/9k and Juniper: M320, MX80, MX480, MX960 and EX4200, EX8200 switches.
• Implementing IP addressing schemes, LAN/WAN protocols, IP Services, to meet network requirements in different environments.
• Expertise in Configuration of Virtual Local Area Networks (VLANS) using Cisco routers and multi-layer Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter-VLAN routing and VLAN Trunking using 802.1Q.
• Implemented redundancy with HSRP, VRRP, GLBP, EtherChannel technology (LACP, PAgP).
• Proficiently implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps and route manipulation using Offset-list.
• Hands on experience in deployment of GRE tunneling, SSL, Site-Site IPSEC VPN and DMVPN.
• Extensively worked on Cisco catalyst 6509 and implemented VSS along with VDC and VPC on Nexus 5505, 7009 switches.
• Comprehensive expertise in the implementation of optimization, analysis, troubleshooting and documentation of LAN/WAN networking systems.
• Working knowledge on configuring access lists. Troubleshooting DNS/DHCP issues within the LAN network.
• Expertise in IP subnetting and worked on various designing and allocating various classes of IP address to the domain.
• Experience in configuring and Troubleshooting BIG-IP F5 load balancer LTM
• Creating Virtual Servers, Nodes, Pools and iRules on BIG-IP F5 in LTM module.
• Extensive hands-on experience in working with complex routed LAN and WAN networks, and preparing technical documentation.
• Involved in troubleshooting network traffic and its diagnosis using tools like ping, traceroute, wireshark, TCP dump and Linux operating system servers.
• Sound knowledge of Routing and Switching concepts and MPLS design.
• Managed inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP.
• Expertise in OSI layer model/TCP/IP.
• Extensive knowledge and experience of routing and switching protocols RIP, OSPF, EIGRP, BGP and VLAN.
• Good Knowledge in troubleshooting issues on NAT.
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/Natting with the firewalls as per the design.
• Access Control Server configuration for RADIUS & TACACS+.
• Experience configuring Virtual Device Context in Nexus 7010
• In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 Sonet POS OCX / GigE circuits, Firewalls.
• Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA other security products
• Responsible for Check Point and Cisco ASA firewall administration across global networks.
• Worked on ASR 1000 series routers.

TECHNICAL SKILLS

Cisco Routers: 2600, 2900, 3600, 3800, 7200 and 7600

Cisco L2 & L3 Switches: 2900, 3560, 3750, 4500, 4900, 6500, Nexus 5K/7K

LAN Technologies: Ethernet, Fast Ethernet, and Gigabit Ethernet, SMTP, VLAN, Inter-VLAN Routing, VTP, STP, RSTP, Light weight access point, WLC.

WAN Technologies: Frame Relay, MPLS, PPP, HDLC, (E1/T1/E3T3), DS3, OC192.

Network Security: Cisco ASA, ACL, IPSEC, SSL, Juniper SRX.

OS products/Services: DNS, DHCP, Windows (2000/2003/2008 , XP), UNIX, LINUX.

Routing Protocols: RIP v1/v2, OSPF, EIGRP, IS-IS, BGP, PBR, Route Filtering, Redistribution, Summarization, and Static Routing.

Gateway Load Balancing: HSRP, VRRP, GLBP

Various Features / Services: IOS and Features, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, TFTP and FTP.

Network Management Tools: Wireshark, Netflow Analyzer, Cisco Works, Ethereal, SNMP, HP open view, Ethereal.

Security Server Protocols: TACACS+, RADIUS

Facilities: DS0, DS1, DS3, OCX, T1/T3

Load Balancers: Cisco CSM, F5 Networks (Big-IP) LTM 8900, Cisco ACE 4710.

Operating Systems: Windows (98, ME, 2000, XP, Server 2003/2008, Vista, Windows 7), Linux

Firewall & Security: Checkpoint, Cisco ASA, Palo Alto

PROFESSIONAL EXPERIENCE

Confidential, Atlanta GA

Network Engineer

Responsibilities:

• Installing, Maintaining and Troubleshooting of Cisco ASR 1K, 7200, 3925E and 2951E Routers and Cisco 6500, 4510, 4500-X, 4948, 3560X, 3750X and 2960S Switches for deployment on production network.
• Maintain, upgrade and commission of branch and campus sites connectivity into data centers and create a seamless network hardware standard across all North American branches.
• Installing and configuring new Cisco equipment including Cisco catalyst switches 6500, Nexus 7010, Nexus 5548 and Nexus 2k as per the requirement of the Organization.
• Installation and deployment of new Server farms in multiple silos.
• Design, Install and consolidation of local server farms in multiple branch locations with Cisco 4500-X at distribution and 4948’s replacing the 3750’s at access level.
• Worked as a part of data center deployment where we converted from Cisco 6500 to Nexus.
• Experience configuring VPC (Virtual Port Channel), VDC (Virtual Device Context) in Nexus 7010/7018
• Experience with configuring FCOE using Cisco nexus 5548
• Configured Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000 to connect servers and storage devices.
• Worked primarily as a part of the security team and daily tasks included firewall rule analysis, rule modification and administration.
• Implementation of L3 MPLS-VPN and Migration of branches to the new MPLS cloud.4
• Managing and providing support to various project teams with regards to the addition of new equipment such as routers switches and firewalls to the DMZs.
• Configuring Static, BGP and OSPF Routing Protocols on Cisco Routers.
• Configured Site-to-Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5500 series firewalls.
• Working on as security devices ASA, juniper, Palo Alto firewalls, routers, switches
• Configured Easy VPN server and SSL VPN to facilitate various employees’ access internal servers and resources with access restrictions
• Configured inside ACL, outside ACL, inside, outside interfaces.
• Configured NAT and PAT policies.
• Configuration and troubleshooting of EIGRP, OSPF, BGP.
• Configuration and troubleshooting of CSM, integration with ASA devices.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
• Experience in migration of VLANS.
• Implementation of Access Lists for allowing/blocking desired traffic.
• Configuring VLANs/routing/Natting with the firewalls as per the network design.
• Configured EBGP load balancing and Ensured stability of BGP peering interfaces
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes also route filtering using Route-maps.
• Worked on F5 BIG IP LTM 3600 load balancers to configure Nodes, Pools and VIP’s on a need basis.
• Designed and implemented DMZ for Web, Mail & FTP Servers using Cisco ASA5500 Firewalls.
• Worked extensively on Cisco ASA 5500(5510/5540) and experience with deploying rules to the Cisco ASA solution.
• Building the VPN tunnel and VPN encryption.
• Mapped, Network Diagrams and physical identification in MS Visio.
• Updated documentation as necessary.
• Preformed IOS upgrades on Cisco routers and switches
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
• Propose network redesign based on client hardware guidelines, network policies and individual site’s unique characteristics.

Confidential, Mooresville, NC

Network Engineer

Responsibilities:

• Installing, Configuring and troubleshooting Cisco Routers (ASR1002X, 3945, 3845, 2800, 3600) and Switches to perform functions at the Access, Distribution, and Core layers.
• Configuring, upgrading and deployment of Nexus 7010, 5596 and 2248.
• Designing, implementing LAN/WAN configurations on Cisco Nexus 5K, catalyst 6500 switches
• Configuring and resolving various OSPF issues in an OSPF multi area environment.
• Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).
• Expertise in maintenance of layer2 switching tasks - VLAN, VTP, RSTP, configuration of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems
• Implementing, configuring, and troubleshooting various routing protocols - EIGRP, OSPF, and BGP.
• Performing network monitoring, providing analysis using various tools like Wireshark, Solar winds etc.
• Experience working in Datacenter environment, configuration changes as per the needs of company.
• Manage project task to migrate from Cisco ASA firewalls to Check Point firewalls
• Redesigned Internet connectivity infrastructure for meeting bandwidth requirements.
• Configuring, implementing and troubleshooting VLAN’s, VTP, STP, Trunking, Ether channels.
• Installing, configuring Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design.
• Experience in configuring, upgrading and verifying the NX-OS operation system.
• Configured and managed Cisco access layer routers and switches
• Provided support for troubleshooting and resolving customer reported issues
• Worked on F5 BIG-IP LTM 8900, configured profiles, provided and ensured high availability.
• Worked on F5 and CSM load balancers deploying many load balancing techniques with multiple components for efficient performance.
• Configured and managed OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding and also configured OSPF over frame relay networks.
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.
• Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
• Implemented site-to-site VPN in Juniper SRX as per customer.
• Implemented various EX, SRX & J series Juniper devices.
• Implementing and managing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
• Configuring HSRP for network redundancy and High availability.
• Involved in designing of LAN (Ethernet) and WAN infrastructure for the new Data Centre Using MS Visio.
• Configuring VPN for site-site and remote access.
• Designing and configuring IP address schemes.
• Maintaining Cisco hardware and Cisco IOS upgrade.
• Configured Cisco 1231 Access points with 5959 and 4941 antennas (802.11/a/g).
• Designing, configuring, implementing and troubleshooting (LAN) VLAN’s, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.

Confidential, Marietta, GA

Network Engineer

Responsibilities:

• Configured IP RIP, PPP, BGP and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies. Cisco CLI, CiscoWorks, Network Security, Network Analysis Tools
• Experience with Checkpoint Firewall policy provisioning.
• Identify, design and implement flexible, responsive, and secure technology services.
• Experience with Firewall Administration, Rule Analysis, Rule Modification.
• Troubleshoot traffic passing managed firewalls via logs and packet captures.
• Configured and resolved various OSPF issues in an OSPF multi area environment.
• Worked with telecom vendors in regards to network fault isolation.
• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
• Installed different software on the systems. Install and managing network devices including Hubs, Switches.
• Layer 2 switching technology architecture, implementation and operations including L2 and L3 switching and related functionality. This includes the use of VLANS, STP, VTP and their functions as they relate to networking infrastructure requirements including internal and external treatment, configuration and security.
• Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
• Estimated Project costs and created documentation for project funding approvals.
• Managed various teams involved in site surveys, cabling specifications, Network equipment installation and configuration.
• Planned resources and presented project status to higher management.
• Deployed 7613 as PE and CE router and configured and troubleshooting the Edge Routers.
• Excellent troubleshooting knowledge on T1, T3, OC-3 and OC-12.
• Created and delivered internal trainings for BGP.
• Configured egress and ingress queues for ISP facing routers using CBWFQ.
• Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
• Ability to analyze, configure and troubleshoot networks.
• Designed and implemented Cisco VoIP infrastructure for a large enterprise and multi-unit office environment. Met aggressive schedule to ensure a Multi-office reconfiguration project which was successfully delivered
• 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
• Supporting EIGRP and BGP based PwC network by resolving level 2 &3 problems of internal teams & external customers of all locations

Confidential

Network Engineer

Responsibilities:

• Experience in Cisco 7200, 7600 routers, Cisco series switches: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay and ATM).
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications. Configured Cisco Routers for OSPF, RIP, IGRP RIPv2, EIGRP, Static and default route.
• Configured the Cisco router as IP Firewall and for Natting.
• Worked with the Help Desk for circuit troubleshooting to give Support to the Tech persons at the site.
• Configuring routers and sending it to Technical Consultants for new site activations and giving online support at the time of activation.
• Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access.
• Switching (Ethernet) related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet channel between switches.
• Installed and configured PIX 520, 525, 535 series firewalls, configured standard and extended access-lists and policy- based filters.
• Configured ASA 5510 appliance and VPN.
• Responsible for implementing QOS prioritizing voice traffic over a data.
• Implemented SNMP on Cisco routes to allow for network management. Completed the installation and configuration of T1, T3 & OC3 circuits.
• Troubleshoot TCP/IP problems and troubleshoot connectivity issues.