SUMMARY:

• Results oriented Information Technology Engineer with 20+ years’ experience in managing and building large, complex, mission critical Enterprise Systems and Networks.
• Expertise in Technical Project Management, Infrastructure Technologies, Internet Technologies, High Availability solutions and Disaster Recovery.
• Ability to identify interoperability issues and architect solutions to resolve highly complex problems.
• Extensive knowledge of network operating systems, network security, infrastructure devices, systems integration, hardware, software, and network components.
• Outstanding interpersonal skills and abilities to work effectively as a team leader or as a member with all level of technical staff and clients.
• Excellent experience in Planning, Configuration, Implementing and Troubleshooting of LAN and WAN.
• Excellent knowledge on Firewall Security, LAN protocols and WAN protocols.
• Troubleshooting complex technical network problems.
• Extensive hands - on experience on Cisco ASA 5500, Check Point Firewalls
• Extensive hands-on experience on Cisco routers 1700, 1800, 2600,2800,3600,7200 ESR 10000, OSR 7600, CRS-1, CRS-3 and ASR 9K, 1K series routers.
• Extensive hands-on experience on Alcatel-Lucent router 7750 SR, 7705 SAR, 7210.
• Extensive hands-on experience on Cisco switches Cat 1900, 2900, 3500, 4500, 6500 series and Nexus 5K, 7K.
• Hand on experience on Site-to-Site and Remote access VPNs.
• Experienced with HSRP, VRRP, and GLBP protocols.
• Knowledge in MPLS Technologies and MPLS VPN’s.
• Worked on Confidential + and RADIUS for trusted access of all network devices.
• Extensive knowledge of routing protocols such as TCP/IP, RIP, IGRP, EIGRP, OSPF and BGP.
• Extensive hands-on experience on IPV4 and IPV6.

TECHNICAL SKILLS:

Softwares/Applications: Microsoft Office 2007/2010, Visio 2007/2010, Whatsup Gold, MRTG, Cisco Works, Cisco Network Assistant, Netview, MS Project Management, Websense, VNC, RDP, TCP/IP utilities like Ping, Tracert.

Confidential esting /Analyst Confidential ools: Network General Sniffer Pro, Network Observer, Solarwinds, Orion and Cirrus, Wireshark.

Security Tools: Nmap, Nessus.

Authentication: Confidential +, RADIUS

Protocols: TCP/IP,IPv6, TR069 , DHCP, DNS, IPSec , NAT, VTP, STP. RSTP, MSTP, ISL, 802.1q, HSRP, MPLS

Routing Protocols: BGP, OSPF, IGRP, EIGRP and RIP.

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Network Engineer, VA

Responsibilities:

• Management and administration of Nexus 7010, 5596, 5548, Fexs 2248 in Data Center environment.
• Configuration and establishing of VPC for servers.
• Migration of servers from 6509 to Nexus 5596, 5548 switches.
• Actively monitoring utilization, bandwidth of all cores switches and WANS as well as trunk links using Solarwind.
• Providing health reports for devices and links using eHealth tool as when upper management need it.
• Configuring and commissioning dual home Fexs 2248 in TOR fashion whenever a new cabinet is added in the data center.
• Establishing and setting up LAN to LAN VPN for remote sites with the Headquarter using ASA 5500 as well as 2811 routers.
• Lead a switch upgrade project from 3560 to 2960 Gig switches for almost 50 remote sites
• Responsible to provide any routing and switching issues for all remote sites.
• Troubleshooting any sort of VPN issue for remotes sites.
• Creating and updating visio for all data center network devices.

Confidential

Sr. Network Engineer, MD

Responsibilities:

• Management and administration of Citrix Netscaler 11530
• Troubleshooting and resolving issues on Cisco ASA 5585-X SSP 60 Firewall in a cluster environment.
• Management and administration of Cisco routers ASR 1K, 9K and Cisco catalyst 4500.
• TCP/IP packet analysis using packet capture and Wireshark
• Firewall and router configuration changes as per the business requirement.
• Analysis and implementation of firewall access rules on ASA Firewalls.
• Management and administration of remote VPN on ASA 5585-X firewall
• Troubleshooting VLAN, VRF issues in the network
• Configure and troubleshoot VDC and VPC issues on Nexus 7000 and Nexus 5000
• Monitoring and supporting on Citrix NetScaler 11530
• Actively monitoring the routers, switches and ASA firewalls in cluster environment using SolarWinds tool “Orion”

Confidential

Sr. Network Engineer, NJ

Responsibilities:

• Write down and verify the deployment procedures for all the new network elements and enhancement in the current network element.
• Deployment of FFA (first field application) on Cisco SIADs 2941 and Cisco MSNs 7609 routers.
• Deployment of FFA (first field application) on ALU SIADs 7705 and ALU MSNs 7750 routers.
• Leading role in the deployment of all kind of Cisco and ALU routers and switches and IOS upgrade in the production.
• Providing technical Tier-4 support to production personnel.
• Designed and implemented GSMoE project using MPLS technologies.
• Lead and actively participated in Confidential & Confidential global network design architecture for Confidential .
• Implemented ALU eMUX 7210 as Cellsite Backhaul (CSBH) transport.
• Quality of service QOS and class of service COS implementations and prioritize traffic for voice, data and other critical applications utilizing classification techniques like DSCP, Traffic shaping and Policing.
• Managed and monitored the PE and CE routers. Platform includes Cisco and Juniper routers.
• Responsible to manage and administer all Tier-4 lab infrastructures which include Cisco and ALU routers, switches, ASA firewall.
• Implemented DAS (distributed antenna system) SNMP alarming system to manage and monitor the small distributed antennas.
• Provided the technical support to troubleshoot CSBH for 3G and 4G network traffics.

Confidential

Sr. Network Engineer, NY

Responsibilities:

• Managed and administered the CISCO routers including 7200, 7600 series and ESR 10000, GSR 12000 series, Junipers routers including ERX1440, E320, firewalls, Juniper Firewalls, catalyst switches.
• Responsible for all networking issue support including routers, switches, firewalls, proxy servers, and load balancer.
• Responsible for monitoring and reviewing all existing FW rules.
• Responsible for maintaining the network infrastructure including Cisco routers, switches, Firewalls, VLANs, ACLs.
• Managed the administration of the company’s WAN
• Effectively leading an IT team for delivering wide ranging of core LAN/WAN solutions to organizations.
• Responsible for the equipment monitor, data and voice networks.
• Maintain the security regarding logical and physical access to system.
• Implementation of security procedure and polices.
• Configured and implemented the Cisco router 2811 as a terminal server for accessing the diagnostic port access to Motorola STBs.
• Configured and implemented the Cisco router 3845 as a terminal server for console access to all routers and switches.
• Analyses the system deeply to protect it from virus outbreak and from hacker and cracker attacks.
• Implement and deploy new technologies for logical and physical security of the system.
• Analyses of the system to develop new testing technologies for the network.
• Responsible for testing full test cycle of CPE devices, Motorola and Cisco STBs for implementation of IEEE’s remote management protocol TR069.
• Responsible for testing for all Home Device Manager releases, hot fixes and any testing that operation want to test.
• Developed Test Plans and Test Exit Reports for the performed testing.
• Developed test cases for Motorola and Cisco STBs.
• Designed and planned CPE devices including BHR, STB, and ONT etc. in RF Moca switch which is used by the Lab Manager to logically create the desired topologies.
• Designed and implemented MRV LX 4000 terminal server for accessing the serial management port for all the data center servers.
• Configured and implemented the Cisco router 2811 as a terminal server for accessing the diagnostic port access to Motorola STBs.
• Installed and configured Blue Coat Proxy servers running in a hot standby mode.

Confidential

Network Engineer

Responsibilities:

• Configuration of all type of Cisco routers, Cisco switches, Cisco Pix firewalls and ASAs.
• Designed and implemented the redundancy based networks using HSRP, VRRP.
• Work with EIGRP, IGRP, OSPF, BGP, RIP, HSRP, VRRP, VLAN, Inter-VLAN, Trunking, STP, RSTP, NAT, PAT, ACL, IPSec, L2TP, SFTP, SSH, VPN, SSL VPN, GRE and CA security server.
• Performed IOS upgrade on routers, switches, Pix firewalls and ASAs.
• Proactively monitoring almost 4000 devices using Solarwinds monitoring tool ORION. Review network utilizations statistics to verify the circuit’s bandwidth are properly sized.
• Configured and implemented Solarwinds CIRRUS IOS backing up tools. Almost 3000 thousands devices are configured to back up automatically.
• Configuration and implementation of VPN by creating Site-to-Site and Remote Access.
• Troubleshoot reported problems.
• Documentation and Visio of all the networks,

Confidential

Sr. Network Consultant

Responsibilities:

• Designed and implemented a complete Cisco based Local and T1 internet connected network, including CiscoWorks for management using the Cisco 3600, 2600 routers and 515 Pix Firewall with VPN access and all rule sets required for three DMZ interface.
• Implemented and engineered automated monitoring solutions for hundreds of Novell and Windows servers, routers and WAN connections.
• Support, monitor, administer and maintain the LAN/WAN to ensure high availability, scalability, redundancy, performance, security and manageability.
• Plan and design network infrastructure configuration specifications for new and existing sites.
• Responsible for creating and maintaining all security policy.
• Manage all IT functions, real-time network of 100+ on and off-site users.
• Designed, configured and administered company-wide TCP/IP network infrastructure for 250+ users Windows 2000 and using DHCP, DNS and WINS servers.
• Proactively monitor and manage network health and performance using various monitoring/diagnostic tools and troubleshooting techniques.
• Provide 24 hr LAN/WAN coverage whenever needed.
• Designing WAN / LANs, expertise with VLAN, QoS, access-lists .

Confidential

Sr. Network Infrastructure Engineer

Responsibilities:

• Project leader: Led a team in coordinating and monitoring the progress of projects to assure the flow and completion of work on schedule
• Designed a strategic plan for existing internal network to migrate into a Fast Ethernet network.
• Lead the Fast Ethernet to Token Ring conversion project using the Cisco catalyst 3548XL switches and Cisco 3600 routers, which increase the application response dramatically.
• Design and implement the standby DNS servers up to tertiary level in both Eastern Region and Western Region. This design saves the precious WAN bandwidth that was utilized by the DNS name resolution request.
• Architect, design and installed CheckPoint NG Firewall. Evaluate and defined new firewall rules.
• Maintain access lists, NAT tables, carrier circuit numbers, IP addresses and router/switch configuration files..
• Maintaining and supporting the CISCO 3600 and 2600 routers that connected the nine sites all in the USA through frame relay and point to point T1 WAN links.
• Acting as a project leader, responsible for deploying and upgrading internal and DMZ segments. Designed the network structure and set up three DMZ segments with different security levels. Hardware involves CISCO 3660 router, CISCO Pix Firewall 515E and CISCO catalyst switches.
• Establish and maintain network guidelines and procedures for router and switch configuration, as well as, standards for network equipment and procedures for deployment
• Planned, designed and implement remote access using Cisco VPN 3005 concentrator and Confidential +/RADIUS server.

Confidential

Sr. Network Engineer

Responsibilities:

• Manage LAN/WAN installation/configuration/support for Confidential enterprise office/ Confidential clients with as many as 1000 users.
• Supervise twenty-member team of technicians in performing systems setup, daily backup, connectivity, hardware and operating systems (Windows NT, Windows 9.x, Novell) troubleshooting.
• Oversee network connectivity, implementation, integration and troubleshooting for servers, switches and printers for Confidential clients.