SUMMARY

• Have 7+ years of professional experience in Network engineering, performing Network analysis, design, Implementing, capacity planning with a focus on performance tuning and support of large Networks and Production support/Network Administration.
• Strong knowledge ofCiscoRouting, Switching,andSecurity with Cisco hardware/software (heavy Cisco shop) experience.
• Strong hands - on experience in installing, troubleshooting, configuring of Cisco ASR, 7200, 3900, 3800, 2900, 2800, and 1800 series Routers, CiscoCatalyst6500, 4500, 3750, 2950 and 3500XL series switches.
• Experience working on Juniper series of devices likeMX-960, MX-480, MX-104, MX-480, SRX-550, SRX-240, SRX210 and EX, QFX series of switches.
• Experience working with Nexus7010/Nexus7018, 5020, 2148, 2248 devices.
• Working experience on Pa-5020, Pa-3020 series Palo Alto firewalls and Panorama.
• Hands-on experience deploying and troubleshooting IP phone systems (Avaya wireless and Polycom).
• Experience in troubleshooting and deploying of various IP RoutingProtocolsOSPF&BGP on Juniper routers.
• Acquired strong skills in working with cloud-based WLAN technologies like 802.11ac/ Confidential /n/g Cisco WLAN, CiscoMeraki and Aruba wireless.
• Experience in configuring Cisco WLC5508, 5500 Series Controllers in a vast production environment.
• Good Hands on experience in deploying, troubleshooting and configuring Cisco Meraki Layer 2 and Layer 3 switches like MS225, MS250 and MS350.
• Experience in configuring, upgrading and verifying the NX-OSoperating system.
• Created documents for various platforms including Nexus 9k, 7k, ASR9k, and ASR1k enabling successful deployment of new devices on the network.
• Given the support for RADIUS and TACACS+ servers for network device access control.
• Experience configuring and troubleshooting Virtual Device Context and VPC in Nexus 9k,7k series switches
• Responsible for CiscoASA, JuniperSRXfirewalladministration across customer networks.
• Experience in managing security policies with CSM, integrated with ASA 5500 devices.
• Configuration and troubleshooting of CSM, integration with ASA devices.
• Configuring and troubleshooting Ether channels between network devices during disruptions in the network.
• Having good hands-on experience in working with monitoring and managing the nodes within the network using Network monitoring tools like Solarwinds.
• Provided support for VOIPapplications, CallManager, CallCenter and other WLAN network equipment (Access Points, Cradle points,and DSL Modems).
• Experience with different Network Management Tools and Sniffers like Wireshark (ethereal), HP-Open view, RSAenvision, and Cisco works to support24 x 7 Network Operation Center.
• Experience in Routing protocol configurations (RIP, EIGRP, OSPF, and BGP).
• Experience with Project documentation tools & implementing and maintaining network monitoring systems and experience with developing network design documentation and presentations using VISIO

TECHNICAL SKILLS

Cisco Switches and Routers: Switches (2900, 3500, 4000, 4500, 5000, 5800, 6500, Nexus 2k, 3k, 5kand 7k), MSFC, MSFC2 and Routes (1800, 2500, 2600, 2800, 3600, 3750, 3800, 7200)

Routing Protocol: (BGP, OSPF, EIGRP, IGRP, IGMP, RIP), Routed Protocol TCP/IP, Multicasting (PIM).

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

WAN Technology: Frame Relay, WiSM Module in 6509, X.25, L2VPN, L3VPN, E1/T1/DS1/DS3, MPLS.

Load Balancer: Cisco ACE load balancer, F5 Networks (Big-IP)

Communication Protocols: TCP/IP, UDP, DHCP, DNS, ICMP, SNMP, ARP, RARP, PPP, HDLC and ISDN, WAP, WEP, SOAP, XML, REST.

Operating systems: Linux, UNIX, DOS, Windows XP/2007/8, Windows 2003 server and Windows 2008 server

Firewalls: Check Point R65/R70/R75, ISA 2004/2006, Palo Alto PA-500/PA-2K/PA-3K/PA-5K, ASA 5585/5520/5510

Other Technologies: VMware, Mat Lab, VISIO, Oracle DBMS, Microsoft Word, Excel.

Operating Systems: Cisco IOS, NX OS, DOS, Windows 95/98, Windows NT/2000/XP/Vista/7/8

PROFESSIONAL EXPERIENCE

Confidential

Networking Engineer

Responsibilities:

• Worked on the implementation of branch routers such as Juniper MX80, MX104 and perform Junos upgrades.
• Responsible for configuration, maintenance and troubleshooting routing protocols BGP, EIGRP,and OSPF on Cisco Routers 7613, 7201, 2812, 2811 and 3945E.
• Provided 24/7 On-Call assistance to the clients in all WLAN network related issues on a rotation basis.
• Direct report to Senior WLANEngineer/AVP& Responsible for all WAN,LAN, VOIP, Security & IPT on his absence along with weekend support.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 9K, 7K, 5K and its downstream devices and configure 2k, 3k,7k series Routers.
• Working experience on PA-5020, PA-3020 series Palo Alto firewalls and Panorama.
• Experience in Deploying and configuring Cisco WLC 5508, 5500 Series Controllers in a vast WLAN production environment.
• Hands-on experience deploying and troubleshooting IP phone systems (Avaya wireless and Polycom).
• Good Hands on experience in deploying, troubleshooting and configuring Cisco Meraki Layer 2 and Layer 3 switches like MS 225, MS 250 and MS 350.
• Acquired strong skills in working with cloud-based wireless technologies like 802.11a/n/g, CISCO Meraki,and Aruba wireless.
• Used Cisco ACS to enhance visibility and control across the network domain, also centrally managed wired and WLAN based on network scenarios.
• Acquired knowledge in working with Meraki wireless access points MR 16, MR 18, MR 32, MR 42, MR 72 etc.
• Involved in physical stacking and racking of Network equipment in a huge datacenter environment.
• Given the support for RADIUS and TACACS+ servers for network device access control.
• Perform installs, configure and troubleshooting on stateful inspection firewalls and inline/passive IPS/IDS sensors.
• Performed network hardware analysis correlated with functionality teams on all acquired network hardware appliances. Routers, Switches, Gigamon, all 4G LTE, and WI FI (ARUBA).
• Provided Dynatrace(Application Profiling) and expert for Bluecoat, Netreo OMNI, Riverbed Cascade, IXIA, and Gigamon. Detailed knowledge of Netreo, Net Scout, SevOne and Solar Winds toolsets.
• Experience in deploying SD-WAN module (CloudGenix) in the production network environment.
• Knowledge of Intrusion Detection, DMZ, encryption, IPsec, proxy services, Site to Site VPN tunnels, MPLS/VPN, SSL/VPN.
• Configure and Manage site-to-siteIPsecVPN with different partners. Troubleshoot remote access services like CiscoWLAN clients and for the users to access their enterprise network.
• Designed and implemented DMZ for Web servers, Mail servers &FTP Servers using CiscoASA5500 Firewalls.
• Provided application level redundancy and availability by deploying F5 load balancers LTM
• Network security including NAT/PAT, ACL, on ASA and Juniper SRX Firewalls.
• Implemented Site-to-Site VPNs over the internet utilizing 3DES, AES/AES-256with Juniper SRX 550Firewalls.

Confidential

Systems/Network engineer

Responsibilities:

• Responsible for Cisco ASA firewall administration, Rule Analysis, Rule Modification.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco ASA's 5585.
• Provided support for VOIP applications, Call Manager, Call Center and other WLAN network equipment.
• Experience in migration of VLANs.
• Extensive Knowledge on the implementation of Cisco ASA 5500 series and checkpoint R 75 firewalls
• Performed Configuration on ASR 9K Pairs includes HSRP, Bundle Ethernet Config, Assigning DHCP profiles.
• Configuring VLANs/routing/ NATing with the firewalls as per the network design.
• Configuring objects such as Load Balancer pools for local traffic management on F5 Load Balancers.
• Worked on Transformation project WLAN.
• Experience in establishing NIC bonding/ teaming, IP aliasing.
• Traced OSI layers and extracting the packet information at each layer. Worked on Wire shark, TCP/IP and OSI Layers for packet tracking and Drafted & finalized progress reports, final report.
• Extensive Knowledge on the implementation of CiscoASA 5500 series and checkpoint R 75 firewalls.
• Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).
• Configuring and resolving various WLAN issues in a production multi-area environment.
• 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.
• Experience with configuring Load Balancing methods in F5 LTMand configured the virtual server.
• Created documents for various platforms including Nexus 7k, ASR9k, and ASR1k enabling successful deployment of new devices on the network.
• Led the design and support of all network accelerator initiatives from Riverbed and Cisco.
• Provided toolset leadership for Dynatrace, BlueCoat, New Relic, Sev One,Solar Winds, Netreo OMNI, RiverbedCascade, IXIA, and Gigamon.
• Perform setup of test scenarios, both hardware and software components, and perform WLAN troubleshooting.
• Designing, implementing LAN/WAN configurations on Cisco 5K, catalyst 6500 switches.
• Configuring, implementing and troubleshooting VLAN’s, VTP,RTP, STP, Trunking, Ether channels.
• Strong knowledge of networking concepts like TCP/IP,Routing,and Switching.
• Experience configuring Virtual Device Context in Nexus 7k series switch.
• Implemented, configured redundancy protocols HSRP, VRRP,GLBP for Default Gateway Redundancy.
• Having strong knowledge in AAA implementation on servers.
• Designed, configured, implemented site-site VPN on cisco ASA5500firewall.

Confidential

Networking Engineer

Responsibilities:

• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Work with Level 3 Engineering on software bugs and solutions involving software upgrades and feature enhancements.
• Involved in Substantial Configuration & validation prior to implementation of Nexus 7K, 5K & 2K connecting to blade servers.
• Experience with converting 6500 to Cisco Nexus in the Data Center environment.
• Primary responsibility is to design and deploy various network security & High Availability products lick Cisco ASA other security products.
• Responsible for implementation of Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a flexible Access Solution for Datacenter access architecture.
• Worked on F5 LTM, GTM series like 4000, 5000 for the corporate applications.
• Management of F5 LTMs&GTMs(DNS) to improve web application delivery speed and replication through and between distributed global data centers
• Experience with building Ultra Low Latency Data Center Design End-to-end design approach.
• Deploying and decommissioning of Cisco Routers, Cisco switches,and their respective software upgrades.
• Performing the Firewall ACL requests change for various clients by collecting source and destination details.
• Experience in Configuring, upgrading and verifying the NX-OSoperating system.
• Administration and troubleshooting of Juniper SRX 3000, 4000, 5000 Series firewalls.
• Policy management and changes in Juniper SRXfirewall
• Experience with manipulating various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation.
• Identify, design and implement flexible, responsive, and secure technology services.
• Configure Corporate, Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices, Decom the Devices, Testing(Pilot).
• Performing troubleshooting on slow network connectivity issues, routing issues that involveOSPF, BGP and identifying the root cause of the issues.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.

Confidential - Chicago, IL

Networking Engineer

Responsibilities:

• Configured DHCP scopes for voice and data VLAN segments.
• Configuration and maintenance of PIX and ASA firewall systems.
• Configured and designed Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Configuring and resolving various OSPF issues in an OSPFmulti-area environment.
• Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
• Configured IPSEC VPN (site to a site remote access) on SRX series firewall.
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes and route filtering using Route-maps.
• Conducted site surveys and installation of wireless Area network.
• Implemented, Configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing).
• Expertise in the maintenance of layer 2 switching tasks- VLAN, VTP, RSTP, the configuration of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Implemented Cisco Iron Port Security Management Appliance and IronPortESA in DR site to provide redundancy across data centers for email flow.
• Redistribution of OSPF and EIGRP into BGP with the correct tagging parameters from the old legacy network to route and to utilize the correct MPLS VRF VPN’s provided from the bearers.
• Planning, deploying LANs/WANs voice interconnection using protocols VoIP, H.323, SIP, ISDN, L1-L3.
• Designing, Implementing and Troubleshooting Cisco Routers using Static, RIPv2, OSPF, EIGRP& experience with Checkpoint, Cisco ASA devices
• Estimated project cost and created documentation for project funding approvals.
• Experience with converting checkpoints VPN rules over to the CiscoASA Solution. Migration with Cisco ASA VPN experience.
• Responsible for service request tickets generated by helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all-around technical support.
• Created and delivered internal training on BGP.
• Experience with CiscoLAN controllers (8500, 5760, 5500) Cisco AirNet Access Points (3700, 2700, 1600, 700W), Cisco Mobility Platform.
• Worked on WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing protocols (BGP/OSPF) and IP addressing
• Supporting EIGRP and BGP based PwC network by resolving level 2 and 3 problems of internal teams and external customers of all locations.

Confidential

Networking Engineer

Responsibilities:

• Maintained all servers & network equipment with current stable firmware, IOS images & access control lists.
• Expertise in configuring and troubleshooting of Cisco Routers (2600, 3600, 3700, 2800, 7500, 3800, 7200, 7600) series and Cisco Catalyst Switches (1900, 2900, 3500, 6500, 4500, 3750, 2960) series.
• Served as the main escalation point of contact for level I team.
• Installation and Configuration of Cisco Catalyst switch 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control list implemented as per Network Design Document and followed the change process as per IT policy.
• Maintained and configured all Extended Access Lists securing VLAN 802.1q trunks to W2003/8 servers, STP, OSPF, Port-Channels, Classes, Group, Objects, Load-Balancing, ACS, Wireless setup for corporate office and stores.
• Experience with setting up MPLS Layer 3 VPN cloud in the data center and working with BGPWAN towards the customer.
• Implemented strategies for operating systems, virus protection, mail systems and Internet services.
• IOS upgrading of 1900, 2900, 3500 series Cisco Catalyst switches and 2500, 2600, 3600 series Cisco routers using TFTP.
• Monitoring customer network (Internet, VoIP, L2vpn, L3vpn, IBGP,and EBGP).
• Performed scheduled Virus Checks & Updates on all Servers & Desktops

Confidential

Networking Engineer

Responsibilities:

• Installing, Configuring Cisco Catalyst switches 6500, 3750 and 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control Lists implemented as per Network Design.
• Maintained Redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.
• Configured RSTP, LACP and VTP on Cisco devises.
• Created VLAN and Inter-VLAN routing with Multilayer Switching.
• Fourth tier troubleshooting, support,and implementation for DNS/DHCP.
• Working with the client team to find out requirements for their network.
• Designing Solutions for frozen requirements using Cisco Routers and Switches.
• Performed RIP and OSPF Routing Protocol Administration.
• Migration of RIPv2 to OSPF, BGP routing protocols.
• Implemented ISL and 802.1Q for communicating through VTP.
• Experience in deploying EIGRP/BGP redistribution and the changing the metrics for the primary and back up.