PROFESSIONAL SUMMARY:

• 9 years of Extensive work experiences on Cisco Switches, Cisco Routers, Load Balancers & Cisco Firewalls.
• Proficient experience in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, Legacy Cat 6500 series and Nexus 7010, 5548 and 2248 switches and deep understanding of architecture.
• Experience working with 2600, 2900, 3600, 3900, 7200, 7600 series Cisco Routers.
• Hands on experience in troubleshooting of inter - VLAN routing and VLAN Trunking using
• 802.1Q. Implemented gateway redundancy with HSRP and GLBP
• Expertise in configuring and deployment of routing protocols-OSPF, EIGRP, BGP, Policy-
• based routing over Cisco Routers, configuring and troubleshooting route redistribution.
• Real-time experience in designing and assisting in deploying enterprise wide Network SSL Security and High Availability Solutions for ASA .
• Expert Experienced in Testing Network Product.
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
• Hands on experience with network Layer 3 routing protocols (OSPF, RIP, IGRP, EIGRP, BGP etc.)
• Outstanding experience in designing and configuring of Layer 2 / 3 networking features such as VLAN, ISL, STP, VTP, 802.1X, Port Security, L2PT and SPAN.
• Knowledge of VoIP, Cisco Unified Communications Manager (CUCME), AAA, RADIUS, TACAACS+.
• Working knowledge of network monitoring/management tools like Wireshark, TCP dump, Cisco Prime, Solar Winds.
• Expertise in the configuration and troubleshooting of Routing Protocols like RIP, OSPF, EIGRP, ODR, BGP, MP-BGP, VRF-LITE, Redundancy Protocols like VRRP and HSRP.
• Highly motivated with the ability to work independently or as an integral part of a team and committed to highest levels of professionalism.

TECHNICAL SKILLS:

Routers: Cisco 7600, 7200, 3900, 3800,3600, 2900, 2800, 2600,1800,1700

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

Switches: Nexus 2K/5K/7K, Cisco Catalyst 2900, 3500, 3700,6500, 4500, 3850,3560, 3750, 2960

Switching: LAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switch, Ether channels, Transparent Bridging.

Network Security: ASA (5505, 5510) Firewall Cisco, ACL, NAT/PAT, IPSEC, F5 Load Balancer, Checkpoint

Load Balancer: F5 Networks (Big-IP) LTM 8900 and 6400.

LAN: Ethernet (IEEE 802.3), Fast Ethernet, Gigabit Ethernet

WAN: PPP, HDLC, Fiber Optic Circuits, Frame Relay

Gateway Redundancy: HSRP and GLBP

DHCP and DNS: Infoblox

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

IP Telephony: VOIP, FXO/FXS/E&M/T1/ISDN/PRI, Call manager Express

Network Management: Wireshark, SNMP, SolarWinds

PROFESSIONAL EXPERIENCE:

Confidential, Vienna, VA

NOC Engineer

Responsibilities:

• Responsible for configuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF & EIGRP (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E.
• Decommissioning and consolidating existing branch networks.
• Responsible for all trouble tickets in the NOC department.
• Provide Level 2 and Level 3 assistance to customer care department to resolve trouble tickets.
• Primary point of contact with vendors to create, monitor, troubleshoot and resolve trouble tickets.
• Proactively monitor network routers, servers, switches and pix firewalls using Nagios and Cacti to determine production issues.
• Collaborate with the engineering, development and system teams to perform network, software updates, security patches.
• Build & Modify T1s, Frames, DSL Circuits, DNS records for Web and Email hosting on Unix and Redback Platforms.
• Assistance with Co-located servers , cabinets and cages . Configure, troubleshoot and monitor servers and routers.
• Interface directly with service contractors , carriers , field technicians, service coordinators and customer to troubleshoot and resolve network related issues.
• Involved in Configuration of Access lists (ACL) on ASA firewall for the proper network routing for the end to end network connectivity.
• Developed grid edge solutions leveraging internet of things ( lot ), sensor networks & visualization techniques.
• Checkpoint , Cisco ASA, Fortinet and Palo Alto installation, upgrade, Monitoring and patch management.
• Migrate, Upgrade and Patch Management of Cisco ASA, Checkpoint , Palo alto and Fortinet Firewalls .
• Setup site-to-site IPSEC VPN tunnel and Remote VPN (SSL) within and across platforms like Checkpoint , Cisco ASA, Palo alto and Fertigate firewalls and Cisco Router devices.
• Designing, Implementing and Troubleshooting Cisco 3750, 3550, 3560, 2924, 6509-V- E, 6513, 6504, 6503, 6506, 6500 series switch, GSR, ASR routers with Cisco IOS and IOS-XR and NX.
• Installed, configured and managed Cisco routers such as 7200 series, 3800 series, 3700 series, 2800 series and Cisco Catalyst switch series 6500, 4500, 3500, and 2900.
• Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption
• Implementation and configuration of F5 Big-IP LTM-6400 load balancers.
• Integrate Microsoft active directory (LDAP) into Checkpoint for identity awareness and user authentication.
• Connecting network sites to the Internal MPLS cloud.
• Switching tasks include VTP, ISL/ 802.1Q, IPsec and GRE Tunneling, VLAN, Ether Channel, STP RSTP, PVST+L2TPv3.
• Creating DoU, HLD , LLD and Monitoring document based on the KT session with clients.
• Translating requirement in to design document like HLD and LLD (Function and technical Documents)
• Defined and developed test strategies to insure software and hardware quality of the Cisco VPN S olutions
• Design and implement networks including physical connections, layer 2 topologies and layer 3 topologies.
• Implementing IPsec and GRE tunnels in VPN technology.
• Created Visio Dean / Visio Documentation to give complete picture of network design for each building.
• Experience in Configuring, upgrading and verifying the NX-OS operation system.
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.

Environment: Cisco ASA 5505, Cisco ASR, MPLS, RIP, EIGRP, OSPF, BGP, VPN, HSRP, LAN, WAN, LSA FilteringF5 Big-IP LTM-6400, DHCP, DNS, DMZ, L2TPv3, VLAN Trunking 802.1Q, Solar Wind, EMC DMX-3,5.

Confidential, Kenilworth, NJ

Sr. Network Engineer

Responsibilities:

• Strong Experienced of WLAN Services/Products and excellent understanding of cellular infrastructure sales
• Installed and configured Cisco 2600, 2800, 3600, 3800 routers and 2950, 3700, 6500 switches.
• Maintained and managed networks running OSPF and BGP routing protocols.
• Configured route redistribution between OSPF and EIGRP in a multi-area OSPF network.
• Daily monitoring of network traffic using sniffers (Wireshark) and access logs to troubleshoot and identify network issues.
• Planned and coordinated wired/wireless installations/augmentations/refreshes including wireless network design, utilization/capacity, involving configuration of Cisco and Aruba switches/wireless controllers and testing of Configurations, Security, Applications and clients across the wireless network.
• Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.
• Configured and deployed WAAS at branch offices and Worked with Radius and TACAACS+.
• Configure Checkpoint and fertigate firewall to authenticate users based on user identity, user group, session and PC-User Authentication.
• Experience in Deployed Check Point Provider-1 NGX and configured CMAs, Checkpoint VSX .
• Used network monitoring tools to ensure network connectivity and protocol analysis tools to assess and pinpoint networking issues causing service disruption.
• Configure, test and troubleshoot pre-migration 1G, 10G, IPTV and LAG (Link Aggregate) circuits on Juniper MX960 routers.
• Experience with BRD mapping to HLD and LLD documents, along with requirements to test script mapping.
• Creation and modification of VPN and Admin accounts using RSA ACE account management software.
• Utilize the Remedy ticketing system to receive, work and report back on trouble tickets related to VPN accounts and RSA tokens.
• Worked in Primary Environment: SRX220, SRX650, SRX3600 and Checkpoint R77.
• Designing, Implementing and Troubleshooting Cisco 3750, 3550, 3560, 2924, 6509-V- E, 6513, 6504, 6503, 6506, 6500 series switches, GSR, ASR routers with Cisco IOS and IOS-XR.
• Route redistribution and route update manipulation using route-maps; distribute lists and AD manipulation and link negotiation.
• Configuration and maintenance of 3750 stack and 6500 VSS for improved efficiency of the data plane.
• Configuration and management of NEXUS network in the existing network infrastructure.
• Created LAB setup with 7k and 5K NEXUS switches for application testing.

Environment: Nexus 2k/5k/7k, Cisco 6500/7500/7200 Routers, Cisco 3550/4500/6500 switches, Juniper SRX100, LAN, WAN, OSPF, RIP, BGP, EIGRP, HSRP, PPP, VPN, Checkpoint, Cisco ASA.

Confidential, NYC, NY

Network Engineer

Responsibilities:

• 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.
• Upgrade Cisco Routers, Switches and Firewall (PIX) IOS using TFTP.
• Provided follow up helped and troubleshooting meeting for the defects found during test pass and production issue.
• Worked In telecom Project for Installed and maintained a wide array of communications equipment. This included 5ESS telephone switches, customer channel banks and modems, PBX / ISDN telephone systems and sets.
• Troubleshoot latency and throughput issues on MPLS and Dedicated Internet Access circuitsment which is built out of Verizon MPLS with Juniper Cisco 2600/Juniper SSG5 devices.
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.
• Knowledge of implementing and troubleshooting complex L2/L3 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP, MPLS and MST.
• Experience in testing Checkpoint and other FWM in laboratory and deploy them on site production
• Coordinate with Server, Security, Application teams along with 3rd party vendors to provision and setup third party servers, network devices in Data Center environment.
• Work with 3rd party vendors and application owners to migrate site to site VPN’s to new datacenter.
• Configure, deploy and troubleshoot 4400 wireless controllers and 1200 LWAPP’s.
• Monitor network health using tools like eHealth, Cisco Prime, Spectrum and recommend optimization cam
• Installed and maintained local printer as well as network printers.
• Handled installation of Windows NT Server and Windows NT Workstations.
• Handled Tech Support as it relates to LAN & WAN systems.
• Map out existing network and forthcoming changes in Visio as part of the quarterly network audit process.

Environment: Cisco 2950/3500/5000/6500 switches, Cisco 7600/7200/3800 Routers, ACL, LAN, WAN, RIP, OSPFBGP, IPV4, Solar winds, Juniper SRX, RIP, OSPF, BGP, EIGRP, TFTP, F5 Load Balancer, Cisco ASA

Confidential

Network Engineer

• Configured and troubleshooting HSRP, BGP, OSPF, EIGRP, MPLS WAN, QoS and Route Maps.
• Configured and maintaining Cisco 7200, 4400, 5000 and 6500 platforms.
• Troubleshoot connectivity issues involving VLAN’s, OSPF, QoS etc.
• Support, monitor and manage the IP network.
• Performance monitoring of various applications and web servers to maintain quality of service and network stability.
• Maintained core switches, creating VLAN’s and configuring VTP.
• Designed IP Addressing schemes, VLAN tables and Switchport assignments, Trunking and Ether-channel implementation.
• Gained hands on experience with VLSM, STP, VTP, VLAN Trunking.
• Installed and set up Cisco routers and switches according to deployment plans.
• Applied access lists and NAT configurations based on implementation guidelines.
• Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.
• Change management, monitoring network performance with network tools.
• IP Distribution for existing devices and new devices as they were added.
• Preformed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing.
• Worked with vendors and Engineering team to test new hardware and procedures.
• Prepared and maintained documentation using MS Visio.

Confidential

Network Support Engineer

Responsibilities:

• Planned, deployed and maintained wireless and wired LAN network using Cisco 3600 routers, 2960, 3500 switches, and 7960 IP Phones.
• Designed IP addressing schemes, VLAN’s, sub-netting and trunking to meet requirements.
• Preformed installation, cabling and cable testing.
• Setup Access list and configured Firewall.
• Implemented QoS for Voice traffic.
• Planned and executed the migration from PSTN to IP Telephony, CUCME and 7960 IP Phones.
• Designed and implemented IT security policies and networked backup systems.
• Documented and maintained technical diagrams, documented logical and physical topology, and other IT procedures.
• Reviewed, approved, procured various IT hardware and software products to fulfill strategic and operational needs of various departments.
• Worked with management and various departments to develop procedures and troubleshoot problems as they arose.
• Managed Windows Server 2003, Exchange Server and Active Directory.
• Installed and maintained local printer as well as network printers.
• Handled installation of Windows NT Server and Windows NT Workstations.
• Handled Tech Support as it relates to LAN & WAN systems.
• Created account groups and managed group members.