SUMMARY

• CCNA, CCNP Certified Network Engineer with 7+ years of professional experience in design, installation, configuration, administration and troubleshooting of LAN/WAN infrastructure and security using Cisco devices in large network infrastructure environment.
• Having experience on cisco ASR1001 - x,ASR2001-x,ASR 1004,ASR 1006,ASR 901 SERIES, ASR 9904 router,ASR-920-4SZ-d cisco router.
• Experience in working withCisco2500, 2600, 2800, 3600, 3800, 7200, 9010 series Routers.
• Strong hands on experience on configuringCiscoCatalyst 2900,2960, 3560, 3750, 4500, 4900, 6500series andNexus 7000, 5000 and 2000switches
• Having expertise working experience on Enterprise date center setup.
• Extensive work experience in configuring and troubleshooting LAN Routing Protocols (HSRP,VRRP, GLBP, Layer 2 Protocols)
• Extensive experience in configuring and troubleshooting of protocols RIP v1/v2, EIGRP, HSRP, OSPF, BGP and MPLS.
• Extensive work experience in configuring IP, IGRP, EIGRP, OSPF and BGP in routers.
• Extensive experience in layer-3 Routing and layer-2 Switching. Dealt with Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series, Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches
• Experience working with Big IP/F5 and Cisco ACE load balancer.
• Experienced in configuring and troubleshooting MPLS, building MPLS-VPN and Multicast support.
• Expert level knowledge of deploying and troubleshooting LAN, WAN, Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP), NAT, VLAN, STP, VTP, HSRP & GLBP
• Deployed site-to-site VPNs and GRE.
• Well experienced in configuring HSRP, GLBP, ICMP, PPP, PAP, CHAP and SNMP.
• Experience in installing and configuring DNS, DHCP server.
• Experience with convertCheckpointVPN rules over to theCiscoASAsolution. Migration with bothCheckpointandCiscoASAVPN.
• Working Knowledge of Cisco IOS, Junos & basic Nexus (7K, 5K&2K
• In-depth knowledge and hands-on experience in ISP Routing Policies, Network Architecture, IP Sub netting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls
• Experience in working with Juniper routers such as MX-480, MX-960 and switches EX-4200, EX-4300, EX-8200 and firewalls such as Juniper SRX-610, SRX-3600.
• Extensive knowledge in implementing and configuring F5 Big-IP LTM-3900, and 6900 Load balancers.
• Well experienced in configuring HSRP, GLBP, ICMP, PPP, PAP, CHAP and SNMP.
• Experience in installing and configuring DNS, DHCP server
• Extensive knowledge with VLAN’s, Trunking, RSTP, SNMP, Ether Channels, HSRP, Port Security, ACL’s, QoS, Traffic Policing, Shaping, EIGRP, OSPF, RIP v1/v2, BGP NAT, PAT, Inspections, VPN’s, DHCP, Wireshark, MPLS.
• Delivered configuration changes on Router, Switches, ASA, SRX, Nexus, and Big IP F5.
• Experience to 802.11 MAC architectures like Soft MAC etc.
• Responsible for Check Point and Cisco ASA firewall administration across global networks.
• Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
• Working Knowledge of Cisco IOS, Junos & basic Nexus (7K, 5K&2K
• DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design.
• Experience in establishing test beds & test execution for Wi-Fi Products.
• Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Experienced in Cisco and Juniper design and implementation projects. Specific tasks include Integrated, Integrations, configurations, support and maintenance of routers and switches.
• Experience in installing and configuring DNS, DHCP server
• Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
• Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q.
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM, Summarization and ARP, reverse & proxy ARP and Ping Concepts
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
• Experience in maintaining stable STP topology using protocols such as Port fast, BPDU guard, root guard and UDLD.
• Network Monitoring using SNMP and other tools such as SPLUNK, SolarWinds.
• Designed and deployed highly available LAN/WAN infrastructure
• Experience working on Big IP/F5 load balancer, Citrix NetScaler, Cisco ACE load balancer and Juniper Equipment.
• Experience in configuration and extension of VLAN from one network segment to other segment between different vendor switches (Cisco)
• CiscoSecurity: Telnet, SDM, NAT/ACLs, AAA, Layer 2 Security, Layer 3 Security, IPS/IDS,Cisco(ASA, PIX) 5510, Cryptography, VPN, IPSec.
• Configured OSPF on CISCO devices with multiple routing processes and redistributed them. Tested and hands on experience in multi area OSPF topologies.
• Configuring, managing and troubleshooting networks using routing protocols like RIP, EIGRP and OSPF (Single Area & Multi Area).
• Assisted with troubleshooting all network issues with routers and switches when necessary and consulted with on Call tech as needed for client.
• Monitor, troubleshoot, test and resolve Frame Relay, ATM, MLPPP, PPP, and Dial-up.
• Configuring/Troubleshoot issues with the following types of routers Cisco (7200, 6500, 4500, 1700, 2600 and 3500 Series), to include: bridging, switching, routing, Ethernet, NAT, and DHCP, as well as
• Assisting with customer LAN & MAN, router/firewalls.
• Proficient in Cisco IOS for configuration & troubleshooting with EIGRP, BGP and OSPF
• Experience in physical cabling, IP addressing and subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies

TECHNICAL SKILLS

Network Configuration: Advanced switch/router configuration (Cisco IOS access list, Route redistribution/propagation).

Routing & Switching Tools: Cisco Routers (3900, 2900, 1900, 800 Series), Cisco Catalyst Switch (6500, 5500, 4900, 4500, 3750, 3560-X, 3100), Cisco Nexus 1kv, 2k, 5k, & 7K Series, Juniper Routers/Switches, Alcatel/Lucent Routers/Switches, HP Routers/Switches.

Routing & Switching Protocols: WAN, LAN, TCP/IP, Cisco IOS, Spanning Tree, BPDU, CDP, ACL, NAT, PAT, RIP, RIPv2, OSPF, OSPFv6, EIGRP, BGP, MPLS, VPLS, VTP, SNMP, SMTP, ARP, TCP, UDP, Static Routing, Stub Routing, VLAN, VLAN Trunking, VXLANs, multicast routing, HSRP, SVI, CEF, Ether channel, Portfast., VSS, vPC

Security Technologies: Cisco Security Manager Suite, Cisco ASA 5500 series firewalls, Cisco FWSM, Cisco IPS/IDS, Cisco ACS, Fortinet, checkpoint, Advanced Firewall Manager (AFM), BlueCoat /policy, Sonic Wall Router/Firewall combos, Cisco ASA 1000V cloud firewall, Juniper vSRX & SRX series

Redundancy and management: HSRP, VRRP, GLBP, RPR, NSF/NSR, Wireshark, Solarwinds, SNMP

Physical interfaces: Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonet (POS)

Data Center: VMware VSphere, VCenter Server Appliance, VMware ESXi Hypervisor, F5 Big-IP load balancing (GTM/LTM), Cisco AnyConnect VPN management, Riverbed WAN Optimization device management, Cisco IPS/IDS, Meraki cloud based.

Operating Systems: Microsoft XP/Vista/7, Windows Servers 2003/2008Windows MS-Office.

PROFESSIONAL EXPERIENCE

Confidential - Redmond, WA

Sr. Network Engineer

Responsibilities:

• Designed and implemented reliable multiservice MAN/WAN IP infrastructure using Frame Relay, using Cisco 7600, 3600,2600 (w/integrated CSU/DSU) and 2500 series routers, Cisco Catalyst 4500 and 3550 series switches.
• Configuration and troubleshoot Routing protocols (Static and Dynamic (EIGRP OSPF, BGP)), physical cabling, IP addressing, LAN - WAN Networks and Load balancing.
• Planned, tested and evaluated various equipment, systems, IOSs and procedures for use within the Network/ security infrastructure.
• Networking includes rebuilding existingmulticastnetwork infrastructures. Technologies included Cisco Routers,Nexusswitches, Juniper FWs, BGP, EIGRP, sparse mode multicasting, MSDP and IP PIM Anycast
• Working Knowledge of Cisco IOS, Junos & basic Nexus (7K, 5K&2K
• Experience with design and deployment of MPLS Layer 3 VPN, MPLS Traffic Engineering, MPLS QOS.
• Well experienced in configuring HSRP, GLBP, ICMP, PPP, PAP, CHAP and SNMP.
• Experience in installing and configuring DNS, DHCP server
• Having Hands on experience on cisco,ASR 901 SERIES, ASR 9904 router,ASR-920-4SZ-d cisco router
• Configuration ofCisco7206 router with VPN and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 and Nexus switches with various VLAN.
• Involved in troubleshooting network traffic and its diagnosis using tools like ping, traceroute, WireShark, and UNIX operating system servers.
• Experience in testing Cisco & Juniper routers cum switches in laboratory scenarios and deploy on site for production.
• Configuring VLANs/routing/NAT with the firewalls as per the design.
• Managed Juniper Junos devices in production environments
• Excellent working experience of TCP/IP protocol suite and OSI layers
• Create and testCisco router and switching operations using OSPF routing protocol.
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
• Achieve software testing including protocol, performance, interoperability, reliability, 802.11n (AMPDU, AMSDU, 11nprotection, BA), roaming and pre-certificate (WPA2, WMM, WPS) testing on firmware and drivers.
• Experience working on Big IP/F5 load balancer, Citrix NetScaler, Cisco ACE load balancer and Juniper Equipment.
• Working knowledge of the UNIX and CLI based command to implement the networking tools.
• Configured and monitored Firewall logging, DMZ’s and related security policies.
• Monitor and configure Alta Vista, Check Point, Cisco firewalls and IDS, and F5 Load Balancers.
• Responsible for all Cisco, Juniper,Aruba, and telecommunications contracts and maintenance agreements.
• Procured, installed, configured, and maintained Cisco switches, Cisco routers,ASA/PIX firewalls,CheckpointFirewalls(on Sun Solaris hardware),F5Big IP Load balancers, Nortel VPN Hardware, Avaya Firewall/VPN Hardware, and Dell Windows 2000/2003 Servers.
• Experience in working with Juniper routers such as MX-480, MX-960 and switches and firewalls such as Juniper SRX-610, SRX-3600.
• Proficient in Cisco IOS for configuration & troubleshooting with EIGRP, BGP and OSPF
• Configuring HSRP between VLANs, Configuring Ether-Channels, and Port Channel on 6500 catalyst.
• Switches Replace branch hardware with new 2851 routers and 2960 switches.
• Implemented WLAN Aruba Wireless Access Points and its Controllers Confidential various corporate sites fort 802.11n Infrastructure and its legacy technologies.
• Experience working with VLAN’s, Trunking, RSTP, SNMP, Ether Channels, HSRP, Port Security, ACL’s, QoS, Traffic Policing, Shaping, EIGRP, OSPF, RIP v1/v2, BGP NAT, PAT, Inspections, VPN’s, DHCP, WireShark, MPLS
• Experience in working withCisco, 3600, 3800, 7200, 9010 series Routers.
• Strong hands on experience on configuringCiscoCatalyst 2900,2960, 3560, 3750, 4500, 4900, 6500series andNexus 7000, 5000 and 2000switches.
• Experience working with implementing and configuring F5 Big-IP LTM-3900, and 6900 Load balancers.
• Network Monitoring using SNMP and other tools such as SPLUNK, SolarWinds.
• Designed and deployed highly available LAN/WAN infrastructure
• Experience working on Big IP/F5 load balancer, Citrix NetScaler, Cisco ACE load balancer and Juniper Equipment
• Experience in working with Cisco Nexus 5000 series switches for data center.
• Configured OSPF on CISCO devices with multiple routing processes and redistributed them.
• Testing and hands on experience in multi area OSPF topologies.
• Configuring, managing and troubleshooting networks using routing protocols like RIP, EIGRP and OSPF (Single Area and Multi Area).
• Putting down the test plans for the devices under test with IEEE 802.11n specifications.
• Configuration of wireless Access points, and security Gateway in Wi-Fi and configuration of wireless access gateway.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.

Confidential, Lincolnshire, IL

Network Engineer

Responsibilities:

• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configure and Troubleshoot Routers and Switches, NG Firewall.
• Designed Network for integration of newly offices on Regulations and Security requirements.
• Troubleshoot and resolve call quality issues regarding RTP audio streams and SIP signaling.
• Develop test scenarios to validate and verify new feature implementations
• Worked on the PIX Firewalls ( 5) Series, ACS and IDS SNORT for Security Appliances and Big IP/F5 load balancer.
• Manage the firewall deployment, rules migrations, and firewall administration.
• Responsible for converting existing rule base onto new platforms.
• Deploy new equipment and work with remote site support to get devices racked and stacked as well as configured per standards and then added to Provider-1.
• Experience with Change management process and Project documentation tools like Excel and VISIO.
• Having experience on cisco ASR1001-x,ASR2001-x,ASR 1004,ASR 1006,ASR 901 SERIES, ASR 9904 router,ASR-920-4SZ-d cisco router
• Experience with convertCheckpointVPN rules over to theCiscoASAsolution. Migration with bothCheckpointandCiscoASAVPN.
• Experience to 802.11 MAC architectures like Soft MAC etc
• DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design.
• Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q.
• Configuration ofCisco7206 router with VPN and Configuration of Catalyst switches.
• Configuration 7609, 7606 with OSPF and catalyst 6505, 4500, 3550 and Nexus switches with various VLAN.
• Involved in troubleshooting network traffic and its diagnosis using tools like ping, traceroute, WireShark, and UNIX operating system servers.
• Configuring VLANs/routing/NAT with the firewalls as per the design.
• Managed trend micro content filter interface on Cisco ASA 5540 and ASA 5510 for the entire Corporation.
• Experience working on Big IP/F5 load balancer, Citrix NetScaler, Cisco ACE load balancer and Juniper Equipment
• In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM, Summarization and ARP, reverse & proxy ARP and Ping Concepts
• Experience in maintaining stable STP topology using protocols such as Port fast, BPDU guard, root guard and UDLD
• Worked on Cisco 2300, 4000, 6500 series Router and Cisco 1600, 2900, 6500 series switch
• Experience in configuration and extension of VLAN from one network segment to other segment between different vendor switches (Cisco).
• Proficient in Cisco IOS for configuration & troubleshooting with EIGRP, BGP and OSPF
• Continually monitor, assess and improvenetworksecurity, test and implement new security technologies.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Providing Technical Support and solutions forNetwork Problems.
• Oversaw migration of WAN links to new service provider, designed full mesh WAN
• Implementing NAT solution's on WAN applications.
• Worked on Cisco Routers, Switches, and Cisco Firewall.

Confidential, Columbia, MD

Network Engineer

Responsibilities:

• Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route, BGP.
• Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution
• Implemented stub/Totally stub areas and various OSPF features like route-summarization and SPF throttling.
• Provided port binding, port security and router redundancy through HSRP.
• 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.
• Ensure Network, system and data availability and integrity through preventive maintenance and upgrade
• Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.
• Experience with Change management process and Project documentation tools like Excel and VISIO.
• Improved network capabilities and reliability by evaluating, testing, purchasing, and implementing new SONET, SDH, DWDM, IP/MPLS, Ethernet, and wireless technologies
• Configured Juniper MX480s, EX8200s, EX4500s, EX4200s, from scratch to match design
• Executed ASA Firewall changes, Cisco router & switch replacement, Big IP F5 replacements, Rapid STP design, and MST deployment. Provided implementation of Secured-GRE-Tunnel migration to allow connectivity during remote-site swings across Data Centers.
• Datacenter.
• Working knowledge of the UNIX and CLI based command to implement the networking tools.
• Configured and monitored Firewall logging, DMZ’s and related security policies.
• Experience working on Big IP/F5 load balancer, Citrix NetScaler, Cisco ACE load balancer and Juniper Equipment
• Creating ACL policies for Cisco 5540 ASA firewall with access control to NAT and object grouping functions.
• Worked on F5 BIG-IP LTM, configured profiles provided and ensured high availability.
• Designed WAN structure to prevent single point of failure in case of link failure.
• Worked with Nexus 6001T switch which is used for low- port-to-port latency in the data center using cut-through feature architecture. And configured VPC+ on these switches along with Nexus 2200 Fabric extenders.
• Having experience on cisco, ASR 901 SERIES, ASR 9904 router,ASR-920-4SZ-d cisco router
• Provided testing for network connectivity before and after install/upgrade
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
• Experience in testing Cisco & Juniper routers cum switches in laboratory scenarios and deploy on site for production.
• Experience in establishing test beds & test execution for Wi-Fi Products.
• Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Experience in testing Cisco routers and switches in laboratory and deploy them on site production.
• Experience in Cisco switches and routers: Physical cabling, IP addressing.
• Worked on the PIX Firewalls ( 5) Series, ACS and IDS SNORT for Security Appliances and Big IP/F5 load balancer.
• Continually monitor, assess and improvenetworksecurity, test and implement new security technologies.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600, 3000, 6500, 7500, 7200 Series routers.
• Providing Technical Support and solutions forNetwork Problems.

Confidential

Network Engineer

Responsibilities:

• Designed and deployed LANs, WANs, and wireless networks, including servers, routers, hubs, switches, and other hardware.
• Over saw new and existing equipments, hardware, and software Upgradation.
• Interacted and negotiated with vendors, outsourcers, and contractors to secure network products and Services.
• Experienced in implementation and troubleshooting knowledge of protocols and technologies, especially in the following: BGP4, OSPF, IPv4, and Ethernet.
• Configured Ether channels, Trunks, Vlans, HSRP in a LAN environment.
• Experience in working with Juniper routers such as MX-480, MX-960 and switches EX-4200, EX-4300, EX-8200 and firewalls such as Juniper SRX-610, SRX-3600.
• Managed trend micro content filter interface on Cisco ASA 5540 and ASA 5510 for the entire Corporation
• Responsible for performing administration on BGP, OSPF routing protocols.
• Used various BGP Attributes and various Route - filters such as named Access-lists, Prefix lists, Route-maps to permit or deny routes and to change various attribute
• Implemented route redistribution between OSPF and EIGRP.
• Scalability of OSPF by Filtering of Intra, Inter and External OSPF routes
• Configured STP for loop prevention and VTP for Inter-VLAN Routing.
• Cisco router and switching configuration and installation using OSPF, EIGRP, RIPV2, BGP, IGRP, HSRP routing protocols.
• Coraid Ether drive SAN storage & Freenas NAS storage.
• Windows servers 2003, 2008, 2012 new users & computers setup OU, DHCP, GPO, DNS, failover clustering configuration, SCCM 2007 package deployment.
• Installed and upgraded Cisco 3550 Switches and Cisco Aironet 1200.
• Troubleshot jacks/wiring, rectified fiber and copper issues for MDF/IDF connectivity.
• Configured Cisco Aironet 1200 Access Points using the Cisco Wireless LAN Solution Engine.
• Administered remote Windows 2003 Server installations and configuration, on Command CCM
• Performed call routing, after-hours escalations, administrative functions, such as planning, coordination, and the use of time management skills.
• Configured networks and ensured their smooth and reliable operations for fulfilling objectives and processes.
• Monitored network performance and troubleshot problem areas as needed.
• Over saw installation, configuration, maintenance, and troubleshooting of end user workstation hardware, software, and peripheral devices.