SUMMARY:

• Around 7+ years of Experience in Designing, Implementation and Operations of enterprise data networks as Network Engineer.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, PPP and SNMP.
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP - BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS.
• Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps.
• Expertise in working with Cisco Nexus Switches, ASR 900 and Virtual Port Channel configuration.
• Experience in installing and configuring DNS, DHCP server.
• Hands on experience working with security issue like ACL'S, configuring NAT and VPN.
• Experience on HSRP for load balancing.
• Experience in HSRP standby troubleshooting & Experience in configuring & upgrading of Cisco IOS
• Responsible for day to day management of Cisco Devices, Traffic management and monitoring.
• Hands on Experience working with security issue like applying ACL's, configuring NAT and VPN
• Good knowledge on Intrusion Detection and Intrusion Prevention System.
• Experience with Synchronous Optical Networking (SONET) over optical fiber.
• Experienced configuring Routing protocols (BGP, IP switching and Routing OSPF, EIGRP) Security Technologies like AAA, TACACS+, RADIUS, SSH DNS.
• Strong hands on and exposure to Checkpoint & Palo Alto on a regular basis
• Experience in configuring Site-to-site and remote access VPN solutions.
• Good knowledge in configuration of Voice VLAN's (VOIP), prioritizing the voice traffic over the data traffic.
• Enterprise Routing experience using protocols RIP v1 & 2, EIGRP, OSPF and BGP
• Worked on network topologies and configurations, TCP/IP, UDP, Frame Relay, Token ring, ATM, bridges, routers, and Switches.
• Enterprise Switching with VLANs, Trunks, Spanning Tree, Port Spanning etc.
• In depth understanding of IPV4 and implementation of Subnetting.
• Provides technical leadership for problem escalation and resolution.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of profession.
• Strong hands on experience in installing, configuring and troubleshooting of Cisco … 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.
• Experience with Juniper SRX 240 Firewalls
• Experience in WAN technologies like T1/T3, DS3, STM1 and STM4 circuit types
• Configured Security policies including NAT, PAT, VPN, Route-maps and Access Control Lists.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
• Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA and other security products.

TECHNICAL SKILLS:

Cisco Routers: (L3) 7600, 7200, 3925, 2800 Series and Netflow

Firewalls & Load Balancers: Cisco ASA 5540 series, IPSEC, SSL VPN & F5 big-IP LTM 6900

Cisco Switches: Catalyst 6500, 4510, 4500-x, 3800, 3750x, 3550, 2960s & Nexus 2k, 3k, 5k, 7k's

Juniper Products Switches: QFX5100; Router MX series, Firewall SRX series

Scripting: Python, Perl, Ansible, Unix, Linux

IP Routing Protocols: Multiprotocol BGP (MP-BGP), EIBGP, EBGP, OSPF, EIGRP, RIP v1 & v2, Route redistribution, Route filtering, Summarization, Static route

Protocols: IPv6, IPv4, TCP, UDP, ICMP, NAT, DHCP, SNMP, IPSEC, HTTP, SSH, DNS

IP Services: HSRP, DHCP, GLBP, VRRP

LAN Switching: RSTP, STP, VTP, VLAN & Inter-VLAN routing, Dot1q, QoS

Network Monitoring Tools: Wireshark, CiscoWorks, Solar Winds

PROFESSIONAL EXPERIENCE:

Confidential, Dallas, TX

Network Engineer

Responsibilities:

• Member of a team of professionals responsible for deployments, implementations, analysis, configurations, and troubleshooting in an enterprise LAN/WAN environment for datacenters, corporate, and branch offices.
• Proactively find issues using NetBrain, Splunk and Solarwinds and resolve any issues found
• Maintain NetBrain and generate documentation of all network device
• Using NetBrain to audit for complete stack rings, redundant power supplies, fans, and uplinks to core on all switch stacks
• Specific Technologies handled include but not limited to Cisco ISRs/ASRs; Cisco Catalyst/Nexus Switches Cisco ASAs; Juniper EXs; F5 Big-IP Version 11.6.0; Cisco Unified Communications Manager Express Version; Cisco Unity Express Versions; Cisco Wireless LAN Controller; Cisco Aironet 11x Access Points; Palo Alto (PAN) Firewalls, Nagios, Solar Winds Orion, Cacti, Wireshark.
• Performed configurations on F5 v10 and F5 v11, v12 across various platforms.
• Monitoring incoming Service Request Fulfilment queue, including analysis of the incoming request.
• Built designs and implement via AppviewX.
• NetScout and Riverbed network monitoring tools. Configured and installed new devices for both vendors in two data centers.
• Validate new site information and update supporting documents and NetScout
• Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 3900.
• Worked on Creation and renewal of external and internal certificates in SSL cipher.
• Create DNS request to ensure the naming convention meets as well as verifying VIPs/WIPs are pingable before configuring service request
• Worked on configuring objects such as F5 Load balancer pools, members, SSL profiles for LTM on F5 load balancers.
• Comprehensive elementary configurations on the F5 BIG-IP LTMs load balancer on prevailing network to divide traffic on web-servers.
• Installed high availability BIG-IP F5 LTM 6900 and 7250 and GTM 6400 and 6800 load balancers to provide uninterrupted service to customers.
• Configuring and deploying BIG-IP LTM 8900 for providing application redundancy and load balancing.
• Created and configured LTM and GTM guests on F5 VIPRION 7250 appliances.
• Worked on CISCO Layer 2 switches (spanning tree, VLAN).
• Configure the CISCO CRS-1 routing System, back out of configuration changes and restore older versions of a configuration.

Confidential

Network Engineer

Responsibilities:

• Installation and Configuration of Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design Involved in the redistribution into OSPF on the core
• Involved in the removal of EIGRP from all devices and making OSPF the primary routing protocol.
• Involved in the modification and removal (wherever necessary) of BGP from the MPLS routers.
• Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local Preference.
• Install and maintain NetScout Server Cluster environment, Infinistreams, and Pulse hardware nPoints to monitor corporate network.
• Manage the implementation of Network Monitoring solutions at an Enterprise level to include Solarwinds Orion and NetScout
• Expertise in configuring and troubleshooting of Palo Alto, FortiGate, Juniper Netscreen & SRX Firewalls and their implementation.
• Develop and implement strategies to support the current and future needs of the company.
• Configured Cisco Routers 2600 series using RIP, OSPF, and EIGRP.
• Configured Cisco Switches 2900 and firewall (checkpoint)
• Responsible for SNMP Monitoring and Performance Tuning software.
• Configured BGP for CE to PE route advertisement inside the lab environment
• Spearheaded meetings & discussions with team members regarding network optimization and regarding BGP issues
• Responsible for maintaining and ensuring the proper functioning of all network devices (i.e. Juniper routers/switches, Cisco Routers/Switches, Juniper Netscreen firewalls, Cisco ASA firewalls, and load balancers (LTM)).
• Configured and provided support for juniper Netscreen firewalls.
• Configured and provided support for cisco ASA firewall and FWSM modules.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Designing and Implementation of (LAN) VLANs, VTP, Spanning Tree (STP), Trunking (dot1q and ISL) and Ether channel.
• Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP
• Configuring, Installing and troubleshooting on Check Point Devices.
• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series and ASR 9k, GSR 12K routers and Cisco 2950, 3500, 5000, 6500 Series switches.
• Configured networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.
• Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like pre-emption.
• Managing health check of Network devices this is involves upgrading IOS on every quarter after checking the vulnerability of IOS and reviewing the configuration
• Configured policy based routing for BGP for complex network systems.

Confidential

Network Engineer

Responsibilities:

• Provided onsite support for new installations as well as upgrades.
• Router configurations at new sites according to company network policy.
• Routing between different networks (Dynamic & Static).
• Implementing IP address Scheme through VLSM.
• Configuring RIP, OSPF areas, EIGRP and implementing traffic filters using access lists
• Built and maintained an enterprise network monitoring system based on SolarWinds alerts system tool to monitor and restore network outages.
• Installed and maintained all routers and switches with various network configurations for VLANs, QoS, VoIP, and advanced routing (OSPF, BGP) and security protocols.
• Implemented VTP and Trouncing protocols on catalyst 3560, 3750, and 4500 switches.
• Provided current network documentation and Visio drawings depicting new network topology that incorporated newly installed Cisco switches and associated VLANs spanning through 802.1q trunks.
• Configuring and Monitoring remote sites (Site to Site VPN).
• Configuring and Monitoring VLAN, STP, QoS, NAT and DHCP.
• Configuring BGP and OSPF routing protocol on Core and EDGE router.
• Configuring VLANS, STP, VTP, and HSRP protocol on network switches.
• Configured OSPF on CISCO devices with multiple routing processes and redistributed them. Tested and hands on experience in multi area OSPF topologies.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Assisted in network engineering efforts consistent with the infrastructure of an Internet Service Provider and support of such network services. Helped in designing and implementation of VLAN for the new users.