OBJECTIVE:

• Dedicated and motivated engineering graduate with Networking and knowledge; seeking a challenging position to enhance my skills and benefit the organization growth.

SUMMARY

• CCNP certified network engineer with 8+ years of professional experience on routing & switching, security.
• Very good at command line interface in configuring the switches, routers, firewalls, interVLAN.
• Extensive experience in implementation of router security by Access lists.
• Expert in troubleshooting of NAT, PAT, DNS, DHCP and other IP conflict problems.
• Expert in installing and troubleshoot LAN/WAN/MAN hardware and software technologies in accordance with company standards.
• Experience on LAN technologies like Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port - channel.
• Hands on Experience implementing and troubleshooting complex layer 2 technologies such as VLAN VTP, STP, RSTP, 802.1Q, Ether channel and MST.
• Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Expertise on WAN technologies like Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET.
• Proficient in the networking concepts like Routing, Switching, Sub netting, VLSM, Access-lists, Designing, CSU/DSU, IPsec, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi - Fi, VLAN.
• Very good at configuring and troubleshooting the protocols like RIP, OSPF, EIGRP, BGP, STP, RSTP, VLANs, VTP, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA
• Experience working on Cisco Catalyst Series 2900, 3500, 3750, 4500, 4900, 6500; Nexus 2000, 5000, 6000 and 7000 series switches.
• Extensive work experience with Cisco Routers like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series, Cisco Switches, Load Balancers and Firewalls.
• Good knowledge of designing and configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550).
• Expertise in installing, configuring and troubleshooting Juniper EX Switches (EX2200, EX3300, EX4200, EX4550, EX8200 series.
• Involved in Check Point and Cisco ASA (5506/5510) firewall administration.
• Good knowledge of Palo Alto and Juniper SRX firewalls.
• Experience with different Network Management Tools, Sniffers like RSA envision, Wireshark (ethereal), HP-Open view and Cisco works to support 24 x 7 Network Operation Center.
• Experience in configuring and troubleshooting the F5 load balancers andCiscoload balancers (CSM, ACE and GSS).
• Experience in F5 load balancer configurations and migrating configurations fromCiscoACEto F5.
• Knowledge in design and deploy of F5 LTM, GTM, APM, ASM solutions.
• Strong knowledge of security protocols like IPSEC, IKE, SSL-VPN.
• Experienced in using Microsoft VISIO/Office for technical presentation and documentation.
• Configured Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a Flexible Access Solution for a datacenter access architecture.
• Monitoring and Management by use of and Bluecoat Proxies.
• Coordinated with Client teams to figure out their Network Requirements.
• Configuration of various Linksys & Cisco wireless access-points.

TECHNICAL SKILLS

SWITCHES: Cisco- 2900, 3500, 3750, 4500, 4900, 6500; Nexus 2000, 5000, 6000, 7000,12000 Juniper- EX2200, EX3300, EX4200, EX4550, EX8200

ROUTERS: Cisco- 1800, 2800, 3600, 3800, 3900, 4400, 5500, 7600, ASR 9K, 1K, XR Juniper- MX960, MX480, MX80

FIREWALL: 1260 AP, 3600 AP, WLC, Check point, ASA, Palo Alto, SRX

LOAD BALANCER: F5 BIG-IP LTM Load Balancer

NETWORKING: TCP/IP, UDP, ICMP, LAN, WAN, DHCP, DNS, FTP, TFTP, SNMP, ARP

OTHER PROTOCOLS: HSRP, VRRP, GLBP, VoIP, QoS, IPv4, IPv6, IP SLA, Fabric Path

ROUTING: EIGRP, OSPF, BGP, MPLS, CIDR, LDP

SWITCHING: VLAN, VTP, STP/RSTP, Ether-Channel, VDC, VPC

SECURITY: ACL, VPN, NAT/PAT

NETWORK TOOLS & APPLICATIONS: Cisco Prime, Solar Winds, MS Office, Packet Sniffer, Wire Shark, Inflobox, Hp open view and MS Visio.

OPERATING SYSTEMS: MS Windows XP/Vista/Windows 7/8/10, Server Linux, CISCO IOS.

PROFESSIONAL EXPERIENCE

Confidential, Park ridge, NJ

Network Engineer

Responsibilities:

• Installing, configuring, troubleshooting and managing Cisco Switches, Routers, firewalls as a part of network support team.
• Involved in capacity planning of network maintenance.
• Performed OSPF and BGP protocols on cisco routers like 2800, 3600, 3800.
• Installed multi-protocol (TCP/IP) multi-interface Cisco routers.
• Performed EIGRP on juniper routers like MX80, MX480, MX960.
• IP addressing and WAN configurations in Cisco routers and switches.
• Designing, implementing LAN/WAN configurations on Cisco Nexus 5K.
• Created VLAN’s, trunking for security issues.
• Used VTP, STP (spanning tree protocol), RSTP etc., on switches like
• Experience in troubleshooting STP (Spanning tree protocol), RSTP, VLAN, & Switch Trunk and IP subnet issues.
• Worked on MPLS enabled backbone.
• Experience with Fabric Extender like Nexus 2000(FEX) that can be used as a remote line card (module) for Nexus5000.
• Configuring and deployment of network security devices which includes firewalls, Detection Systems, Intrusion, VPN and Identity Gateways.
• Experience on checkpoint Firewall policy provisioning.
• Configuring and managing IPsec and SSL VPN’s on the checkpoint firewalls.
• Generating tickets, providing technical support and solutions for network outage issues.
• Keeping track record of customer network at NOC 24 X 7.
• Good experience on installing and configuring terminal servers.
• Collecting information of Network infrastructure using SNMP tools Solar-winds, HP NNM and Opnet.
• Assigning user accounts to all team members in partner environment.
• Estimated the network flow traffic capacity and suggested modifications to the network configurations which reduce costs and improve quality of service.
• Configured trunk, access ports and implemented granular control of VLAN’s and VXLAN’s using NXOS to ensure virtual and flexible subnets that can extend further across the network infrastructure than with previous generation of switches.
• Packet capturing, performing network monitoring, troubleshooting and providing analysis using various tools like Wireshark, Solarwinds etc. for identifying and fixing problems.
• Configuring and deployment of network security devices which includes firewalls, Detection Systems, Intrusion, VPN and Identity Gateways.
• Experience on checkpoint Firewall policy provisioning.
• Used F5 load balancer for load balancing.
• Provide Tier III Level Load Balancer expertise on F5 BigIP Local Traffic Managers (LTM). Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 BigIP Load Balancers.
• Respond to network events in a 24/7 environment from a variety of appliances (Switch, Routers, Firewalls, IPS devices and more).
• Lead firewall implementation project to install, configure and deploy CheckPoint firewalls in an Enterprise environment.
• Configuring and managing IPsec and SSL VPN’s on the checkpoint firewalls.
• Performed upgrade from R75.40VS/R70 to R77.30 checkpoint firewalls running Gaia.
• Strong working experience on Firewalls, ACS, ASM, Cisco ASA 5540 Series and Palo Alto.
• Strong working experience on Checkpoint and McAfee web Gateway proxies. Blue Coat Proxies and Riverbed WAN Optimizers.
• Prepared detailed procedural documentation for firewall upgrades, password changes on various platforms, firewall rulebase Audit and MOP (Method of procedure) for firewall and proxy.
• Troubleshooting issues using advanced techniques such as TCPDUMP, FW Monitor, Opnet packet captures, pcap analysis using Wireshark/infinistream and system/process debug commands on the appliances.

ENVIRONMENT: Switches: Nexus 5k, 4500 catalystRouters: Cisco- 3800, 3600, 2800; Juniper- MX80, MX480, MX960

Confidential, Madison, NJ

Network Support Engineer

Responsibilities:

• Configured routers including 2800, 3600, 3800, 3900 series along with Cisco switches including 3500, 3750, 4500, and 4900.
• Configured protocols like OSPF and BGP and used redundancy protocols like HSRP, GLBP, and VRRP.
• Collaborated with the end users to validate problems, perform diagnosis and update in HP Service manager (Trouble-ticketing System).
• Configured VLANs, STP (Spanning Tree Protocol), RSTP VTP, 802.1q, 802.1d, ISL Ether channel and port security at switching level on Catalyst Series3750, 4500, 4900, 6500.
• Configured WAP and performed troubleshooting of WAP and WLC using Cisco NCS Monitoring Tool.
• Used multiple network monitoring tool Solar Winds, Cisco Prime to support the existing core network environment and Network devices.
• Managing IP address by using Infoblox.
• Created and added IPv4 Network reserved IP addresses for various devices, defined DHCP scope as per the requirements, changed the setting of DHCP for Voice VLANs and PXE Clients etc.
• Communicating with clients and providing technical support by remotely accessing their networks and troubleshooting the outages.
• Developing technical design documentation of new data center connectivity based on common design standards.
• Designed structured cabling and rack-layouts for new data center.
• Configuring power PDU’s and Digi console in data center environment.
• Ensures communication and connectivity among the networks, servers, clients inside and outside the departments.
• Upgrading IOS on cisco devices.
• Configuring ether channel, VLAN’s in cisco routers with inter-VLAN’s routing with VTP (VLAN trunking protocol).
• Configuring IPsec VPN tunnels in cisco ASA firewalls.
• Installing, configuring and troubleshooting of ACL’s and firewall filters on cisco and Juniper Routers.
• Installing and configuring checkpoint.
• Configuring, troubleshooting MPLS, SSL and VPN connection on checkpoint firewalls.
• Used secure Real-time transparent protocol for creating a secure telephone connection.
• Standardized the security protocols within the network using security technical implementation Guide (STIG) cyber security methodology to enhance the overall security.
• Troubleshooting the alerts without letting any Data center and servers down.
• Managing 2000+ networking devices by collaborating with the other support teams.
• Working and completing different tickets like JIRA, CM, SC, and SR with SLA time period.
• Documenting manuals to update different security operations and solutions for future reference and training purposes.
• Worked on software blades of checkpoint firewall.
• Design, implementation, administration and support of multiple security products running CheckPoint Provider-1, VSX, SourceFire, and ISS Realsecure.
• Performed firewall audits regularly around CheckPoint Firewall-1, Cisco ASA, PIX, and FWSM solutions.
• Worked on project like deploying cisco prime Infrastructure, and cisco Identity Service Engine (ISE) for port security.
• Dealt with log analysis using Checkpoint Smart view tracker and SPLUNK.
• Experience with Multi Domain Server (MDS), Customer Log Module (CLM), Customer Management Add on (CMA) & Multi Log Module (MLM).

ENVIRONMENT: Switches: 3500, 3750, 4500, 4900, 6500. Routers: 3925, 3845, 2811, 2600. Firewalls: Check point, ASA. Load balancers: F5

Confidential, Plano, TX

Network Engineer

Responsibilities:

• Troubleshooting Cisco routers 2800, 3600, 3800, 3900, 4400, 5500, 7600 and switches like 4500, 4900, 6500.
• Used Ciscoload balancers (CSM, ACE and GSS).
• Configured the Dynamic Host Configuration Protocol(DHCP) from the IP address pool provided.
• Configuring and implementing F5 BIG-IP LTM, GTM load balancers.
• Trained newly hired employees on BGP.
• Configured VPC (Virtual Port Channel), VDC (Virtual Device Context) in Nexus 7010/7018.
• Configured ether channel with LACP and PAGP and troubleshooting of inter-VLAN routing.
• Worked with iRules using TCL for loading rules in HTTP to HTTPS redirection, SSL Termination.
• Enabled STP attack (BPDU Guard, Root Guard) using MD5authentication for VTP, disabling all unused ports and putting them in unused VLAN.
• Back up, upgraded and restoring cisco IOS from TFTP server.
• Configured switch ports connecting to the LAN and WAN networks with VLAN’s and subnets.
• Worked on the security levels with RADIUS, TACACS+.
• Design and Implement DMZ for FTP, Web and Mail Servers with CISCO PIX 506, PIX515.
• Performing RAN Node Rehome to overcome overload capacity problem in RNC
• Configure control plane and data plane IP's on RNC
• Coordinated with engineering team and onsite technician for remote configuration of Cisco routers, switches, monitoring the cable design
• Establishing Ethernet/IP connectivity between the Multi Service Nodes (MSN) and the Smart Integrated Access devices (SIAD).
• Verifying the VLAN's as their subnets are broadcasted to MSN through OSPF by performing Ping tests from SIAD to MSN
• Designed, configured, implemented site-site VPN on Cisco ASA 5500 firewall.
• Establishing VPN Tunnels using IPsec encryption standards, configuring and implementing site-to-site VPN.
• Resolved various OSPF issues in an OSPF multi area environment between multiple branch routers
• Providing Level 3 support to customers, remotely accessing their network for resolving issues by attending to conference calls.
• Resolving network issues, running test scripts and preparing network documentation.
• Migration fromCiscoACEto F5.
• Configuring and general troubleshooting of the F5 load balancers.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and OSPF.
• Created scripts to monitor CPU/Memory on various low end routers in the network.
• Developing new networks for various new projects as per the requirement.
• Installed and maintained local printer as well as network printers.
• Migration from Cisco ASA firewalls to Check Point firewalls
• Install, configure VMware ESX, ESXi, within vSphere 4 and 5 environments with Virtual Center management, Lab Manager, Consolidated Backup, DRS, HA, DPM, motions and VMware Data.
• Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools.
• Responsible for configuration and administration of over 25 firewalls which includes Checkpoint, and Cisco ASA firewalls.
• Worked extensively in Configuring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.

ENVIRONMENT: Switches: 4500, 4900, 6500 Routers: 2800, 3600, 3800, 3900, 4400, 5500, 7600 Firewalls: Checkpoint, Cisco ASA

Confidential

Network Engineer

Responsibilities:

• Planning, configuring and troubleshooting of routing protocols: MP-BGP, CIDR, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• Communicating with Security team for NAT configuration and troubleshooting issues related to ACL’s and Domain Name System (DNS)/ Dynamic Host Configuration Protocol (DHCP) issues within the LAN network.
• Worked on latency and slowness issues in transmitting results.
• Upgrading and password recovery of IOS on Cisco devices.
• Data center migration involved in Access, Distribution and Core layers.
• Implementation of Cisco 3850, 3750 switches and Cisco 3800 and ASR 1000s routers.
• Involved in complete LAN, WAN, Extranet redesign (pre configuration of network equipment, IP address planning, designing, installation, testing, and maintenance) in both Campus and Branch networks.
• Experience working with Nexus 7018, 5020, 2224, 2248 devices.
• 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 on 3900 series.
• Maintained a Network with more than 500 Network devices, 24,000-end hosts, and other Network devices like DHCP, DNS servers, and Firewall servers.
• Assisted in migration of existing B2B VPN tunnels with the vendors from the 3060 VPN concentrator to ASA Firewall and configured site-to-site IPSEC VPN .
• Performed updating of F5 wide ip configurations, persistence profiles, updating the SSL certificates across the F5 devices for the resource updates.
• Configured MPLS CE (Customer edge router) and complete support for MPLS POP & Related issues in MP & CG.
• Set up and troubleshoot secured wireless access points (WAP) and wireless LAN controller (WLC) for broadband Internet and continuous network mobility.
• Upgrading and migrating the network from ATM/Frame relay to MPLS.
• Assisted Cisco and Presidio (Blue water) during the design and implementation on various projects in our company.
• Scheduled and monitored multiple Video conferences using TMS (Tele management Suite)
• Used Cisco works, Content Management Systems (CMS), Cisco secure access control server (ACS), Cisco Smart Net, Riverbed Network tools to update the network documentation.

ENVIRONMENT: Switches: 3850, 3750; Nexus-7018, 5020, 2224, 2248; 6500, 3750, 3550 Routers: 3800, 1000, 3900 Firewall: ASA

Confidential

Network Engineer

Responsibilities:

• Provided Level 1 Support for Broadband Connection and network troubleshooting.
• Configuration of various Cisco & Linksys wireless access-points.
• Set up Home Network, managing and troubleshooting LAN, WLAN, Customer Modems (TERAYON, NTL 250 and MOTOROLA) and CPE Router (Cisco-Linksys, D-LINK, Belkin, and Dynamode).
• Used crimp tools, punch down tools to punch cables.
• Configured RIP and EIGRP on 2600, 2900 and 3600series Cisco routers.
• IOS upgrades on catalyst series switches like 2900, 3560, 3750.
• Troubleshooting of DNS, DHCP and other IP related conflicts.
• Implemented STP for loop prevention, VTP, Trunking protocols (ISL and 802.1q) on switches 3560, 3750 and 4500series Cisco Catalyst switches.
• Configured Standard, Extended, and Named Access Lists for provide accessibility TO all users in the company and block others.
• Planned and implemented Subnetting, VLSM to conserve IP addresses.
• Performed troubleshooting for connectivity issues using PING and Trace route.
• Provided Technical on-call support for installation, upgradation, and expansion and troubleshooting of the network.
• Troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
• Ensuring data backup and virus checks on all desktops and servers.
• Involved in maintaining STP, RSTP and PVST+ for the catalyst switches I worked on.
• Assisted in racking and stacking.

ENVIRONMENT: Routers: Cisco- 7200, 3845, 3600, 2800 Switches: Cisco- 6509, 3750, 3550, 3500, 2950