SUMMARY:

• CCNA CCNP Certified Network Engineer with 7 years of professional experience in analytical, instinctive and flexible IT professional with ademonstrated ability to develop high levels of corporate solutions and security in accelerating and cognizant industries.
• Extensive experience in Cisco Switches and Router Configuration and switches Arista.
• Experience with Data center multicast IGMP, PIM, MSDP.
• Experience in building and implementing access control lists (ACLs) depending on the needs of industry.
• Worked on Cisco PIX 500 series and ASA 5500 series Firewall providing support and configuring for NAT, PAT & advanced Firewall rules implementation. IPS on ASA’s with Botnet protection.
• Experience in DNS, DHCP, SMTP, FTP, HTTPS and web security architecture.
• Experience in configuring and supporting VPN and VPC on Cisco VPN concentrators and 2811 routers.
• Designing, Installing and Configuration of CISCO routers 1700,1800,2500,3200,3700,3700,7200 & 7609.
• Experience in deploying EIGRP redistribution, EIGRP tuning and changing the metrics for the primary and backup paths for the packet prioritization.
• Experience with vendor relationship management.
• Experience with SQL database.
• Experience in Troubleshooting hardware andnetworkrelated problems.
• Analyzing, Maintaining and Configuring host based security platforms.
• Experience with Application Firewall (layer - 7),NetworkAccess Control and Data Loss Prevention.
• Upgrading Cisco IOS and adding AAA authentication commands in various Cisco Routers and Switches using TFTP.
• Experience in configuring and troubleshooting vPC on Cisco Nexus-5k for downstream FEX and Servers.
• Experience in configuring VLANs, STP, VTP, PVST and 802.x authentication in access layer switches.
• Strong knowledge of HSRP, VRRP Redundancy Protocols in high availability environment.
• Experience with different Network Management Tools and Sniffers like SNMP, HP-Open view, and Cisco works to support 24 x 7 Network Operation Center.
• Worked extensively in Designing, Implementing & Managing LAN, WLAN & WAN solutions for different client setups. In-depth knowledge and experience in WAN technologies including T1, T3, ISDN, HDLC, Point to Point, ATM & Frame Relay.
• Experience in Physical cabling, IP addressing & subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies.
• Access Control Server configuration for RADIUS & TACACS+.
• Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Staging, Lab & Production Environments.
• Strong Experience in using various tools for management, analyzing, and troubleshooting, monitoring & process automation in Lab & Production environment.
• Highly valuable Project Management and Operations Planning skills.

TECHNICAL SKILLS:

IP Routing: RIP, BGP, OSPF, IGRP, EIGRP, Static Routing, IP Addressing and Subnetting, VLSM.

Communication Protocols: TCP/IP, UDP, DHCP, DNS, ICMP, SNMP, ARP, RARP, PPP, HDLC and ISDN.

Redundancy Protocols: GLBP, HSRP, VRRP

Topologies: Frame Relay, ATM, Ethernet, Cable Modem, and Wireless.

Switch Technologies: VLANs, VTP, STP, DTP, MLPPP, MPLS, ISL and dot1q.

Network Hardware: Cisco switches (2960, 3550, 3560, 4500, 6509, and 6513)Cisco Nexus Swiches (2248, 2232, 5548, 5596, 7010, 7718), Cisco routers (1900, 2900, 3900, 7200, ASR-1k/9k), Cisco ASA 5500 series, CSU/DSU s, network cards, Modems and F5 Network Load Balancer.

Network Management Tools: MRTG, HP Openview, Cisco WAN manager, Cisco works 2000.

Security: NAT/PAT, Ingress & Egress Firewall Design, VPN Configuration, Internet Content Filtering, URL Filtering -Web-sense, SSL, IPSEC, IKE, Static, Dynamic, Reflexive ACL, and authentication AAA (TACACS+ & RADIUS).

Firewall: Cisco ASA, Check Point, Juniper SRX

Operating Systems: Windows, UNIX, Active Directory, Linux.

PROFESSIONAL EXPERIENCE:

Confidential, IA

Senior Network Consultant

Responsibilities:

• Experienced in installation, configuration and maintenance of Cisco ASR9K,7200, 3900, 2800, 2600, 2500 and 1800 series Router / Cisco Nexus 7010,5548,2148 Catalyst Cisco 6500 (sup 720), 4500 (SUP 6), 3750, 2950 series Switches.
• Upgraded distribution switches from Cisco 6509 to Nexus 7010.
• Configuration included VLANs & VTP, STP port features, Gateway redundancy using HSRP, enterprise security using Cisco Port Security and Dot1X framework.
• Monitored network traffic and developed capacity planning initiatives, making necessary recommendations additional resources or hardware.
• Responsible for creating network documents and Visio drawings for smooth and efficient network operations.
• Provided Layer-3 redundancy by implementing HSRP and GLBP for High availability
• Experience configuring VPC, VDC and ISSU software upgrade in Nexus 7010.
• Extensive working knowledge in BGP, OSPF, EIGRP, RIP, IS-IS, HSRP, L2/3 VPNs in IOS, IOS XE, and IOS XR platforms.
• ConfiguredJuniperMX480s, EX8200s, EX4500s, EX4200s, and SRX5800s from scratch to match design.
• Configuration and maintenance of OSPF protocol which was the enterprise IGP. Configuration included deploying of new branch locations or newnetworkdevices in the existing infrastructure. Creating Stub Areas & configuring Summarization for effective Routing.
• 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.
• Configured and Maintained BGP features such as load balancing, Route Reflectors, BGP metrics such as maintaining the Enterprise IP Addressing scheme with allocation of new IP Pools for user subnets, and updating the port on the switches MED, AS Path, Local P, Communities.
• Create and test Cisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs
• 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.
• Create, validate andinstallsecurity policies to meet changingnetworkrequirements. Maintain a current repository of saved configurations and document policy changes
• Configured and maintain VPN tunnels as required by the business and maintain secure firewall routing tables. Also maintained all policies pertaining to the Unified Threat Management suite.
• Configured Policies to allow customer traffic in Juniper Netscreen/SRX firewalls
• Provided failover method maintain the disaster recovery firewall environment.
• Configuring NAT for internet access for the LAN. Implementation of name resolution using WINS and DNS for TCP/IP environment.
• Create the NPL and implementing on the ticketing issue with lab environment. Worked extensively onnetworktesting, ticketing and troubleshooting.
• Setup TFTP server to maintain CISCO router configurations and CISCO images. Worked onnetworksoftware and hardware upgrades.
• Involved in sites cutover for Data deployment. Also involved in supporting & troubleshooting site after cutovers.
• Worked on WAN connectivity between CISCO routers using T1, T3, Frame relay and troubleshooting connectivity issues.
• Responsible for service request tickets generated by the helpdesk such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.
• Administration of ASA firewalls in the DMZ and FWSM in the Server Farm to provide security and controlled/restricted access.

Confidential, Folsom, NJ

Sr.Network Engineer

Responsibilities:

• Handled the tasks of maintaining LAN and WAN infrastructure of the organization
• Responsible for implementingnetworkrelated projects as well as configuring and maintaining variousnetworkdevices
• Assigned the responsibilities of providing on-goingnetworksupport and problem resolution
• Handled the responsibilities of troubleshootingnetworkproblems
• Generated ideas in bringing technology solutions to business problems, administration and configuration service
• Assigned the responsibilities of evaluating and selecting enterprise's networking hardware
• Compiled diagrams in Visio of the WAN and LAN infrastructure.
• Configured and troubleshoot VLAN, VTP, STP, RSTP, SPAN port, and Trunks.
• Configuring and Implementation VLANs and inter VLAN routing
• Executed Interoperability testing, Manual testing, performance testing and feature testing
• Developing Test Automation using Python.
• Experience in switching (802.1q, STP).
• Hands on experience installing hardware and managing structured cabling.
• Experience in Configuring and implementing VLAN, VTP domains, LAN switching and STP/RSTP.
• Create, validate andinstallsecurity policies to meet changingnetworkrequirements. Maintain a current repository of saved configurations, and document policy changes.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Responsible for security products, security assessment and device compliance.
• Configured OSPF on CISCO devices with multiple routing processes and redistributed them. Tested and hands on experience in multi area OSPF topologies.
• Experience with design and implementation of Data center migration
• Wrote IOS and CAT OS upgrade procedures and Pre/Post checks for customer production upgrades.
• Excellent Troubleshooting Skills and Customer Centric approach.

Environment: Cisco 3750 switches and Cisco 3825 Routers, Juniper SRX 240,JUNOS, J-Series 4350 Routers, Checkpoint 12400, Palo Alto 5060, GAIA,RIP, OSPF, VPN

Confidential - Murrysville, PA

Network Engineer

Responsibilities:

• Hand on experience the configuration and implementation of various Cisco Routers and L2 Switches.
• Extensive experience in configuring and implementing EIGRP, OSPF and BGP.
• Supported corenetworkconsisting of Cisco 3900 series routers running multi area OSPF
• Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution.
• Implemented stub/Totally stub areas and various OSPF features like route-summarization and SPF throttling.
• Responsible for service request tickets generated by the helpdesk such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support
• Manage and maintain various firewall solutions for customers including Juniper Netscreen(500,5200) Srx(650/3400) and ASA(5520/5550) firewall for customer
• Supporting EIGRP and BGP for problems of L2/L3 in internal teams & external customers.
• Providing dailynetworksupport for national wide areanetworkconsisting of MPLS, VPN and point-to point site.
• Upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.
• Design, WAN link using PPP Multilink and by implementing Cisco WAAS
• Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Worked on commissioning and decommissioning of the MPLS circuits for various field offices.
• Working on security levels with RADIUS, TACACS+.

Environment: Cisco Routers:1900, 2900, 3900, 7200 series Routers.Firewall:Cisco ASA 5585-X, Checkpoint Firewall

Confidential

Network Engineer

Responsibilities:

• Assisted in troubleshooting LAN connectivity and hardware issues in the network.
• Studied and analyzed client requirements to provide solutions fornetworkdesign, configuration, administration, and security.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Monitorperformance ofnetworkand servers to identify potential problems and bottleneck.
• Performed RIP & OSPF routing protocol administration.
• Interacted with support services to reduce the downtime on leased lines.
• Troubleshoot problems on a day to day basis; provide solutions to fix the problems.
• Monitorthe 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).
• Worked along with the team in ticketing issues; responsibilities included documentation and support other teams.
• Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.
• Worked on HSRP for hop redundancy and load balancing.
• Configured the Cisco router as IP Firewall and for NATing Configured RSTP, MST and used VTP with 802.1q trunk encapsulation.
• Provided port binding, port security and router redundancy through HSRP.
• Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.
• Provided testing fornetworkconnectivity before and afterinstall/upgrade
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
• Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide AreaNetworkconfigurations.
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external.
• Created VLAN and Inter-vlan routing with Multilayer Switching.
• Completed service requests (i.e. - IP readdressing, bandwidth upgrades, IOS/platform upgrades, and etc)
• Providing technical consultancy for better application response using QoS
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Real time monitoring and network management using Cisco Works LMS.
• Provided technical support on hardware and software related issues to remote production sites.

Environment: Cisco Routers:2500, 3640, 7200, 7900 series RoutersCisco Switches:2900, 3550, 4000.