SUMMARY

• Around 7 years of experience in Networking, including hands - on experience in providing network support, installation and analysis for a broad range of LAN /WAN/MAN communication systems.
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, EIGRP, RIP, BGP v4, MPLS.
• Strong knowledge on Wireless Standards and Technologies, i.e. Ethernet, WAN, LAN, IEEE 802.11a, b, g, n (Wi-Fi). Cisco Wireless Management system, Cisco Meraki Products, PCI standards. Very good knowledge on IEEE 802.15.1 (Bluetooth), Mesh networks, etc.
• Moderate knowledge in configuring and troubleshooting Cisco Wireless networks; LWAPP, WLC, WCS, stand-alone apps, roaming, wireless security basis, IEEE 802.11a/b/g, RF spectrum characteristics.
• Experience working on Cisco ASR 9001&ASR 1006.
• F5 BIG-IP application load balancing subject matter expert with particular concentration on layer 7 load balancing using I-Rule scripting in TCL.
• Hands on experience on windows server 2007, 2008, 2012.
• Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
• Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Experience on dealing with Aruba Wireless products including Access Points, Mobility Access Switches and Outdoor mesh routers
• Experienced working with security issues related to Cisco ASR 9K, Checkpoint and Juniper Netscreen firewalls.
• Responsible for Check Point and Cisco ASA firewall administration across global networks.
• Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
• Experience working with Nexus 7K, 5K, 2K devices.
• Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NAT with the firewalls as per the design.
• Hands on experience in configuring and supporting site-to-site and remote access Cisco, IPsec, VPN solutions using ASA/PIX firewalls, Cisco and VPN client.
• Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solutions as an individual and as part of a team.
• Experience in configuring various advanced features profiles, monitors, iRules, Redundancy, SSL termination, Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation and executed various migration projects across F5 and hand on with F5 BIGIP LTMs/Em.
• Hands on experience in configuring Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000 series switches and Cisco 2600, 2800, 3600, 3800, 7200, 7600 series routers,Load Balancers& Cisco Firewalls.
• Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Hands on experience with Infoblox, Solarwinds.
• Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q.
• Excellent in documentation and updating client’s network documentation using VISIO.
• Performed switching technology administration including Vlans,inter-Vlan routing, trucking, port aggregation and link negotiation.

TECHNICAL SKILLS

Switching: LAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switch,Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging

Network security: Cisco (ASA, PIX) 5510, ACL, IPSEC, Palo Alto firewalls

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

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

WAN: Leased lines 64k - 155Mb (PPP / HDLC), Channelized links (E1/T1/E3/T3)Fiber Optic Circuits, Frame Relay, ISDN, Load Balancing.

Routers: Cisco 17XX, 18XX, 26XX, 28XX, 35XX, 37XX, 38XX, 39XX, 44XX, 50XX, 60XX&72XX series

Switches: Cisco 3550, 3750, 45XX, 65XX series, CAT 2900, 3750, Nexus 2k, 5k, 7k

Juniper: EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240

Routing: OSPF, EIGRP, BGP, RIP-2, PBR, IS-IS, Route Filtering, Redistribution, Summarization, Static Routing

Firewalls: Checkpoint, Cisco ASA, Cisco PIX, Juniper SRX

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

OS products: Windows (2000/2003, XP, vista, 7, LINUX).

AAA Architecture: TACACS+, RADIUS, Cisco ACS

Network Management: SNMP, Cisco works LMS, HP open view, Ethereal

PROFESSIONAL EXPERIENCE

Confidential, Portland OR

Sr. Network Engineer

Responsibilities:

• Responsible for implementing, supporting, and maintaining 24x7 network services.
• Coordinated efforts with Engineer's to ensure all network devices conformed to defined network standards.
• 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.
• Experience with configuring Nexus 5000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 7000.
• Experience with converting Cisco 6500 IOS to Cisco Nexus NX-OS in the data center environment.
• Worked with network services like DNS, DHCP, DDNS, IP4, IP6, IPSec, VPN etc
• Worked with F5, CISCO ACE 4710 Load balancers, GSS and Wireless networks.
• Used IPSec VPN tunneling to provide access to user machines and partners in another network. Provided application level redundancy and availability by deploying F5 load balancers LTM.
• Performance monitoring of various applications and web servers to maintain quality of service and network stability.
• Performed DHCP configuration using Infoblox and deployed TACACS for accounting and authorization implementations
• Maintained core switches, creating VLAN's and configuring VTP.
• Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs
• Designed IP Addressing schemes, VLAN tables and Switch port assignments, Trunking and Ether-channel implementation.
• Gained hands on experience with VLSM, STP, VTP, VLAN Trunking.
• Installed and set up Cisco routers and switches as per deployment plans.
• Applied access lists and NAT configurations based on implementation guidelines.
• Analyzed Performance and Monitoring network devices using network monitoring tools like SolarWinds and sniffers to troubleshoot network intrusions by tracing their origin and destination
• Change management, monitoring network performance with network tools.
• Involved in designing and configuring Nexus 5k and 2k series switches for the data center migration.
• Administration, troubleshooting & new implementations on Cisco 6500 series switches, Nexus switches, Cisco Routers, Juniper devices, checkpoint & ASA firewalls.
• Preformed maintenance on equipment as necessary, performing device upgrades, modification of configurations, password changes and diagnostic testing.
• Prepared and maintained documentation using MS Visio.
• Route configuration and point code checks for System Technician and Network Technician.
• Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology.
• Worked with other team members in testing of the network architecture.
• Implemented, configured redundancy protocols HSRP, VRRP, GLBP for Default Gateway Redundancy.
• Implementing, configuring, and troubleshooting various routing protocols like RIP, EIGRP, OSPF and BGP etc.
• Upgrade multiple Checkpoint firewall and NG on distributed NT environment. And manage network security policies which include access control, NAT, content security and authentication.
• Having experience in network monitor tools Infoblox IP address management and PAPI console
• Performing network monitoring, providing analysis using various tools like Wireshark, Solarwinds etc.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
• Experience in migration of VLANS.
• Primary responsibility is to design and deploy various network security & High Availability products like Checkpoint, Cisco ASA other security products

Confidential, Newport Beach

Network Engineer

Responsibilities:

• Configure / Troubleshoot CISCO 1200, 7500, 3800 series routers and 3560 series switch for LAN/WAN connectivity.
• Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the MPLS VPN networks
• Experience configuring VPC, VDC and ISSU software upgrade in Nexus 7010
• Experience in Configuring, upgrading and verifying NX-OS operation system with OSPF, BGP
• Actively involved in Switching technology Administration including creating and managing VLANS, Port security- 802.1x, Trucking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst Switches4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009.
• Troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP, MPLS
• Experience with deploying PIM Sparse-mode/Dense-mode multicasting in Campus locations.
• Used Cisco ASA 5540 Firewall for Enterprise Security, configured ACL’s for Internet requests to Server Farm in LAN and DMZ.
• Worked with network services like DNS, DHCP, DDNS, IP4, IP6, IPsec, VPN etc.
• Assisted in a global firewall software upgrade project for 100+ Cisco ASA firewalls.
• Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
• Design, implement and administer IPv4 enterprisenetworkinfrastructure utilizing Juniperrouters like Juniper MX80, MX 480 and MX960.
• Involved in Configuration of Access lists (ACL) on checkpoint firewall for the proper network routing for the B2B network connectivity.
• Provided Layer-3 redundancy by implementing HSRP and GLBP for High availability
• Implementation and Configuration of F5 Big-IP LTM-6400 load balancers.
• Implemented Access lists and policy mapping onJuniperrouter installed in each branch across all the states.
• Worked on configuration commissioning and upgradation of the MPLS circuits for various branch offices

Confidential, Portland, OR

Network Engineer

Responsibilities:

• Configuring Static, IGRP, EIGRP, and OSPF Routing Protocols on Cisco 1900, 2600, 2800, 2900, 3600 series Routers.
• Perform hardware and software diagnostics, fault isolation and coordinate repairs and/or replacement of faulty equipment.
• Design OSPF areas for reliable Access Distribution and for Core IP Routing.
• Configured various LAN switches such as CISCO CAT 2900, 3750 switches.
• Performed IPv4 addressing using FLSM, VLSM for allocating subnets, CIDR and also in allocating private addresses.
• Implemented IGMP, IGMPV2 protocols for IP multicast traffic distribution
• Supported Multi-Protocol Layered Switched (MPLS) WAN to enhance inter-office connectivity between other sites.
• Worked on operating Protocol independent multicast routing in sparse mode.
• Configured inside ACL and interfaces, outside ACL and interfaces, NAT and PAT policies.
• Monitored network for optimum traffic distribution and load balancing using Solar winds.
• Real-time network monitoring using HP Open View by implementing policies and creating custom events.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configured Site-to-Site IPsec VPN tunnels to peer with different clients and each of client having different specifications of Phase 1 and Phase 2 policies using Cisco ASA 5505 series firewall.
• Analyzed network traffic using Wireshark.

Confidential

LAN Engineer

Responsibilities:

• Designed and implemented remote dial up solution for clients
• Installed and configured workstations for IP based LAN's
• Implemented F5 hardware refresh of older 3600 hardware
• Develop, implement and maintain DR strategies for load balancer, firewall, switch and optical solutions
• Configured and managed networks using L3 protocols like RIPv2.
• Upgrading IOS - Upgrading hardware and installing new devices, Tuning (Configuration), make standardization for the topology
• Configured VLANs, Private VLANs, VTP and Trunking on switches.
• Desktop engineering, troubleshooting LAN, WAN networks.
• Configured and maintained IPSEC and SSL VPN's on Palo Alto Firewalls.
• Successfully installed Palo Alto PA 3060 firewalls to protect Data Center and provided L3 support for routers/switches/firewalls.
• Perform capacity and performance assessment at least once a month for all managed load balancer, firewall, and switch
• Secure configurations of load balancing in F5, SSL/VPN connections, Troubleshooting CISCO ASA firewalls, and related network security measures
• Hands on Experience in Inter-vlan routing, redistribution, access-lists and dynamic NAT

Confidential

JR Network Engineer

Responsibilities:

• Used TFTP server to backup Cisco configuration files.
• Provided technical support for expansion of the existing network architecture to in corporate new users.
• Network layer tasks included configuration of IP Addressing using FLSM, VLSM for all applications and servers throughout the company
• Configured STP for loop prevention on Cisco Catalyst Switches
• Configured VTP to manage VLAN database throughout the network for Inter-VLAN Routing.
• Worked in setting up inter-vlan routing, redistribution, access-lists and dynamic routing.
• Involved in configuring and implementing of Composite Network models consists of Cisco 3750, 2620 and, 1900 series routers and Cisco 2950, 3500 Series switches.
• Implemented various Switch Port Security features as per the company’s policy
• Configured OSPF, and EIGRP on 2901 and 3925 Cisco routers.
• Configured VLANS to isolate different departments
• Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
• Configured IPSEC VPN on SRX series firewalls
• Design, installation and troubleshooting networks with hand-on experience with OSPF, BGP, VPLS, Multicast, VPN, MPLS, & Traffic engineering.
• Involved in implementation of trunking using Dot1Q, and ISL on Cisco Catalyst Switches
• Worked with snipping tools like Ethereal (Wireshark) to analyze the network problems.
• Maintenance and troubleshooting of network connectivity problems using PING, Trace Route.
• Performed replacements of failed hardware and upgraded software
• Performed scheduled Virus Checks & Updates on all Servers & Desktops.
• Involved in Local Area Network (LAN) implementation, troubleshooting, and maintenance as per company’s requirements.