SUMMARY:

• 7+ years of professional experience in Network engineering, performing Network analysis, design, Implementing, capacity planning with focus on performance tuning and support of large Networks.
• Strong knowledge of HSRP, VRRP Redundancy Protocols.
• Experience with different Network Management Tools and Sniffers like SNMP, 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 Cisco Routing, Switching and Security with strong Cisco hardware/software experiences with high end Routers: Cisco 2600, 2800, 3600, 7200, 12000 Series; Catalyst Switches: 4500, 6500, 7600; Juniper: M320 & T640.
• Experience in installing, configuring and troubleshooting of Checkpoint Firewall and Juniper SSG series.
• Experience in adding Rules and Monitoring Checkpoint Firewall traffic through Smart Dashboard and Smart View Tracker applications.
• Experience in set up, configuration and management of Cisco PIX, ASA, Juniper SA 2500, 4500, 6500.
• Experience in Physical cabling, IP addressing & Subnetting with VLSM using QIP configuring and supporting TCP/IP, DNS, installing and configuring proxies.
• 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.
• Implemented MPLS/VPN services for various customers.
• Knowledge on Palo Alto Firewall.
• Experience in configuring VLANs, STP, VTP, PVST and 802.x authentication in access layer switches.
• Experience in Layer 3 Routing protocol configurations: RIP, EIGRP, OSPF, BGP, & MPLS.
• Experience in Layer 2 Routing protocol configurations: ATM/FRAME RELAY,IP services such as QoS and VPN technologies: IPSec& SSL.

TECHNICAL SKILLS:

Networking Concepts: OSI Model, TCP/IP, UDP, IPV4, IPv6, Subnetting, VLSM

Routing Protocols: RIP, IGRP, EIGRP, OSPF, BGP, Static Routing

Infrastructure services: DNS, ICMP, SNMP, ARP

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

LAN Protocols: IEEE 802.1q, VTP, STP, RSTP

WAN Technologies: Frame Relay, PPP, HDLC

Security: VPN, NAT/ PAT, access-lists

Firewall: Cisco PIX, ASA, Juniper Secure Access VPN Appliance

Operating Systems: Microsoft Windows Server 2003/2008/2012, Windows XP/Vista/7/8

Other Technologies: VISIO, VMware, Mat Lab, GNS3, Microsoft Word, Excel, Oracle virtual box

PROFESSIONAL EXPERIENCE:

Confidential, Parsippany NJ

Sr.Network Engineer

Responsibilities:

• Experience working with Nexus 7018/7010, 5020, 5548, 2148, 2248 devices
• Experience working with OTV & FCOE on the nexus between the datacenters
• Experience with configuring Nexus2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus5000
• Hands on Experience testing iRules using Browser (IE), HTTP watch on F5 load balancer.
• Design, and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls
• Configuring IPSEC VPN on SRX series firewalls
• Configuration and troubleshooting on HSRP, VRRP, GLBP, RSTP, MST related issues coming in network environment
• Configuration and extension of VLAN from one network segment to their segment between Different vendor switches (Cisco, Juniper)
• Convert Campus WAN links from point to point to MPLS and to convert encryption from IPsec/GRE to Get VPN.
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
• Implement and configured GLBP (on core switching and also for VPN redundancy), HSRP on different location of office on the switched network and managing the entire multilayer switched network
• Troubleshooting and installing of CRS, ISR, GSR, ASR9000 and Nexus devices.
• Engineering the configurations for the different branches, campus locations
• Worked on the redistribution of connected routes on allOSPFdevices so that all connected subnets are advertised viaOSPF
• Implemented upgraded firewall platform built on Checkpoint Firewall Technologies.
• Responsible for Cisco ASA firewall administration across our global networks
• Key contributions include troubleshooting ofcomplex LAN/WANinfrastructure that include routing protocolsEIGRP, OSPF & BGP
• Involved in the redistribution intoOSPFon the coreASAfirewall.
• Involved in the removal ofEIGRPfrom all devices and making OSPF the primary routing protocol.
• Involved in the modification and removal of BGP from the MPLS routers.
• Worked onOrionfor analysis and monitoring purposes
• Involved in configuring Checkpoint firewall and applying rules to pass servers and switches through firewall.
• Also prepared documentation for various VLAN’s and Voice subnetworks and worked onVisiofor the same.
• Configuration and extension of VLAN from one network segment to other segment between Different vendor switches (Cisco, Juniper)
• Migration of existing IPSEC VPN tunnels from Pre-Shared key to Authority for purpose of scaling
• Replace branch hardware withnew 2851 routers and 2960 switches.
• Responsible for layer 2 securities which was implemented using a dedicated VLAN ID for all trunk ports, setting the user ports to non-Trunking, deployed port security when possible for user ports
• Enabled STP attack mitigation(BPDU Guard, Root Guard),using MD5 authentication for VTP, disabling all unused ports and putting them in unused VLAN and ensuring DHCP attack prevention where needed
• Configured and maintained f5 load balance
• Performed basic security audit of perimeter routers, identifying missing ACL’s, writing and applying ACL’s

Confidential, Schaumburg, Illinois

Network Engineer

Responsibilities:

• Held responsibilities to configure, install and administer network infrastructure and telecommunication systems.
• Establish new IT policies, which defineacceptable use of IT assets within the organization.
• Tasked with building, configuring, installing, troubleshooting and maintaining routers, switches, bridges, and CSU/DSU s manufactured by D-Link, Cisco.
• Fulfill the administrative responsibilities including the addition and changes to user desktop and laptops.
• ConfiguredCisco 3900 & 2900routersand Cisco4500 and3750 catalyst switchusing routing protocols such as OSPF and BGP also utilize juniper EX3000 Ethernet switch.
• Configure and monitor the status of printers and other peripherals. Activelyprovide phone supports for hardware and software to other colleagues and customers.
• Carry out full installation of Cisco routers, switches and various hubs. Successfully engineered a virtual private network (VPN) solution utilizing Windows 2003 Server.
• Set up and troubleshoot securedwireless access points (WAP) and wireless LAN controller (WLC) for broadband internet.
• Configuring ofIP Allocation and subnettingfor all applications and servers and other needs throughout company using VLSM addressing.
• Configuring Cisco Catalyst Switches for Dot1xsupport & testing the IOS compatibility with ISE.
• Integrating & Configuring Cisco ASA Firewalls with ISE to the Posture policy compliance & perform CoA for remote VPN (IPsec, SSL & Any Connect) users.

Confidential

Sr.Network Engineer

Responsibilities:

• Performed network engineering, design, planning (WAN & LAN) & implementation. Studied single point failures & designed WAN structure in such a way that there are no failures in network in case of any device or link failure.
• Understand the JUNOS platform and worked with OS upgrade of Juniper devices
• Redistribution of routing protocols and Frame-Relay configurations.
• Configuring and troubleshooting type of routing to route traffic flow per customer requirement as primary, backup/load balanced and load splitting.
• Setting up VLANS and configuring ISL trunk on Fast-Ethernet channel between Switches.
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-240 HA.
• Implementing, Monitoring, Troubleshooting and Convergence in Frame-Mode MPLS inside the core.
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Understand the JUNOS platform and worked with IOS upgrade of Juniper devices
• Designed and implemented security policies using ACL, SRX firewall.
• Worked on Extensively on Cisco Firewalls like ASA 5500(5510/5540) Series
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Configured routing policy for BGP. Switching related tasks included implementing VLANs and configuring 802.1Q on Fast-Ethernet channel between switches
• Implemented Cisco IOS Firewall IDS using 2600 series router.
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
• Troubleshooting on network problems with Wireshark, identify problem and fix.
• Experience with configuring Nexus 2000Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Dealt with creating VIP(virtual servers), pools, nodes and applying I Rules for the virtual servers like cookie persistency, redirection of the URL
• Maintained Checkpoint firewall
• Performed the maintenance of Active Directory and replication scheme, DNS/DHCP services and time services; wrote step-by-step procedures for implementing upgrades.
• Configured VLANs on a switch for inter-VLAN communication. Configured VLAN Trunking Protocol (VTP) on Core Switches. Configured various LAN switches such as CISCO CAT 2900, 3550, 4500, 6509 switches for STP, VTP Domain, VLAN, Trunking, Fast Ether Channel configuration.
• Documented all the work done by using Visio, Excel & MS word.
• Complete knowledge of f5 load balance.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.

Confidential

Network Engineer

Responsibilities:

• Engaged in office moves, helped in identifying network requirements of new building, installed new networking hardware, and coordinated with vendors for cabling/wiring
• Trouble-shooting end-user reported problems, thoroughly and accurately documenting problem in trouble management tool.
• Escalating customer problems to management and support groups utilizing standard escalation model.
• Configuring DNS /NIC card issues and wall jack issues while troubleshooting IP addressing problems.
• Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the networks
• Hands on experience with Cisco 3500, 3750, 4500, 6500 series equipment and configuring and deploying and fixing them with various modules like Gig card, VPN SPA card, WIC card.
• Cisco IOS experience on 3600/7200 class hardware in complex WAN environment and experience on Cisco OS and IOS on CAT6500 in a complex data center environment.
• Understanding & Implementation of IPSEC & GRE tunnels in VPN technology
• Configuring, maintaining and troubleshooting routing protocols such as RIP, OSPF, EIGRP and BGP.
• Deploying Cisco routers and switched such as 7200, 3800, 3600 and 3500, 4500, 5500.
• Management tools, SNMP, Syslog, Sniffer, and Wireshark
• Troubleshooting IOS related bugs based on past history and appropriate release notes. Planning and configuring the entire IP addressing plan for the clients' network.