SUMMARY:

• Analytical, instinctive and flexible IT professional with ademonstrated ability to develop high levels of corporate solutions and security in accelerating and cognizant industries.Reputation as a meticulous professional with ability to manage a large number of projects simultaneously with 7+ years of experience.
• Extensive experience in Cisco Switches and Router Configuration and switches Arista.
• Experienced Cisco Certified Network Engineer with System & Network analysis, design, implementing capacity planning with focus on performance tuning and support of large Networks.
• Experience with Data center multicast IGMP, PIM, MSDP.
• Experience in building and implementing access control lists (ACLs) depending on the needs of industry.
• Worked on Cisco PIX 500 series and ASA 5500 series Firewall providing support and configuring for NAT, PAT & advanced Firewall rules implementation. IPS on ASA’s with Botnet protection.
• Experience in DNS, DHCP, SMTP, FTP, HTTPS and web security architecture.
• Experience in configuring and supporting VPN and VPC on Cisco VPN concentrators and 2811 routers.
• Designing, Installing and Configuration of CISCO routers 1700,1800,2500,3200,3700,3700,7200 & 7609.
• Experience in deploying EIGRP redistribution, EIGRP tuning and changing the metrics for the primary and backup paths for the packet prioritization.
• Experience with vendor relationship management.
• Experience with SQL database.
• Experience in Troubleshooting hardware and network related problems.
• Analyzing, Maintaining and Configuring host based security platforms.
• Experience with Application Firewall (layer - 7), Network Access Control and Data Loss Prevention.
• Upgrading Cisco IOS and adding AAA authentication commands in various Cisco Routers and Switches using TFTP.
• Designing and installing Cisco ACS for centralized authentication and authorization.
• Analyzed network traffic using Cisco IPS to detect abnormalities, treats.
• Worked with packet sniffer like Wire shark to trace data flow and troubleshoot networks
• Maintaining redundancy on Cisco 2600, 2800 and 3600 router with HSRP with VRF.

TECHNICAL SKILLS

Network Protocols: EIGRP, OSPF, BGP, RIPv2, ISIS, IGRP, TFTP, FTP, HTTP, SSH, HSRP, VRRP, ISL, CDP, SNMP, NAT, ICMP, TCP/IP, DNS, DHCP, ACL, VACL, VoIP.

Network Topologies: Frame Relay, ISDN, Gigabit Ethernet, OSI and TCP/IP layered architecture.

Cisco Equipment Expertise: Router models of experience 1800, 2500, 2600, and 3600.

Arista: Arista 7500 E, 7320X, 7300X, 7280E, 7150, 7050, and 7010.

Firewall: Cisco ASA5585X, ASA5525, ASA5510, Pix525, 535 Switch Series 1900, 2900, 3500.

Switch models of experience: Cat 2800s, 3550s, 3750-E, 3800s, 4500s, 6500s and Nexus 7010.

Nexus Routers and Switches: 7k, 5k, 2k, 6509, 4609, 7609, 7201, 184, 2811, 2911, 2926, 2960, 3560, 4948 Series Nexus Routers and Nexus Switches.

Load Balancer: Cisco CSS, ACE, CitixNetscaler, F5 Networks (Big-IP LTM & GTM).

Design Tools: MS Visio Network Professional, MS-Project.

Switching concepts: VPC, VLAN, STP, RSTP, VTP, Ether Channel, Port Fast, IP Access control lists. LAN 10/100/1000 & 10 GBPS Ethernet. WAN MPLS, Frame Relay, Dialup, VoIP, Cisco Routers and Switches, CSU/DSUWLAN IEEE 802.11, PHY and MAC layer functionality, WLAN controller/Aruba/Meru.

Operating Systems: Linux, Windows Servers 2003/2008/2012, Windows 7, Windows Vista, Windows XP troubleshooting.

Network Monitoring Tools: Netscout, Confidential OVO and Node Manager, Solar winds, Splunk, Cascade, Wire shark, Packet tracer.

Traffic Generators: Versed with traffic generators tools such as spirent and Ixia.

Scripting Languages: Python

PROFESSIONAL EXPERIENCE:

Confidential, Houston, TX

Network Engineer

• Handled the tasks of maintaining LAN and WAN infrastructure of the organization
• Responsible for implementing network related projects as well as configuring and maintaining various network devices
• Assigned the responsibilities of providing on-going network support and problem resolution
• Handled the responsibilities of troubleshooting network problems
• Generated ideas in bringing technology solutions to business problems, administration and configuration service
• Assigned the responsibilities of evaluating and selecting enterprise's networking hardware
• Compiled diagrams in Visio of the WAN and LAN infrastructure.
• Configured and troubleshoot VLAN, VTP, STP, RSTP, SPAN port, and Trunks.
• Configuring and Implementation VLANs and inter VLAN routing
• Executed Interoperability testing, Manual testing, performance testing and feature testing
• Developing Test Automation using Python.
• Experience in switching (802.1q, STP).
• Hands on experience installing hardware and managing structured cabling.
• Experience in Configuring and implementing VLAN, VTP domains, LAN switching and STP/RSTP.
• Experience in Cisco: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay & MPLS), Routing protocol configurations (RIP, EIGRP, OSPF, BGP).
• Create, validate and install security policies to meet changing network requirements. Maintain a current repository of saved configurations, and document policy changes.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Responsible for security products, security assessment and device compliance.
• Used security features on Network devices to protect devices from inside attacks.
• In-depth knowledge of DNS, DHCP, QIP Proxy products.

Confidential, Dallas, TX

Infrastructure Network Consultant

• Involved in L2/L3 Protocol Testing and designing test topologies.
• Developing Test Automation using TCL
• Developed test plans and test equipment and processes
• Executed Manual testing, protocol testing and system testing
• Automation of test cases, write generic API’s for new features.
• Traffic analysis using Wireshark.
• Analyzed Network design to determine what were the major problems and improvements needed to be made to the network infrastructure. Configured VPN and IPSEC/GRE tunnel on VXR 7201, 1841, 2911, and 2811.
• In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems and routing protocols like OSPF, DNS
• Validating solution in lab before deployment.
• Implemented standard configuration template scripts in various network devices for snmp v2, logging, and ntp.
• Experience in Arista 7300X, 7280E, 7150, 7050.
• Created standard access lists to allow snmp, ntp and logging servers.
• Replaced 6500 from access layer and Installed 3750s Switches.
• Experience with SQL database.
• Installed PVDM, Network module, VWIC card, secondary power supplies and additional memory to 3900 series routers.
• Co-ordinate with the Data Network and Security team and come up with possible solutions.
• Work on Physical site Inventory verification, gather information of various Cisco Network devices and Security Devices to develop Run book and Spec Book.
• Identify additional Network operations requirement and improvement opportunity.
• Deployment of Cisco IP phones - series 7945, 7965, 7916, 9971.
• Experience in switching (802.1q, STP).
• Also worked with different WLAN devices e.g. WAP, Wireless Access Controller etc.
• Worked as security admin in UNIX and windows environment.

Confidential

Network Administrator

• Network Administrator responsible for the full Planning, designing, installation and administration of the Corporate WAN (wide area network).
• Configuration, Management, Troubleshooting of Network devices (Routers, Switches, Firewalls, Servers, DSL Modems etc.).
• Hands on experience installing hardware and managing structured cabling.
• Worked on Routers Cisco 2620, Cisco 3750, and Cisco 2950 Switches & Link sys wireless access points.
• Routing related tasks included providing Cisco router configuration, providing technical support for Cisco Router configurations and installation for Customer.
• Experience with Arista switches Arista 7500 E, 7320X, 7300X, 7280E, 7150, 7050, and 7010.
• Troubleshooting with MPLS L3 VPNS.
• Configuring routing protocols such as RIP, EIGRP, OSPF and configured HSRP for first hop redundancy and load balancing.
• Switching related tasks included implementing VLANS and VPC configuring ISL trunk on Fast- Ethernet channel between switches.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
• Analyzed network traffic pattern and developed a VLAN(virtual LAN) infrastructure among all switched networks for optimal performance.
• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 4500, 3500, 5000, 6500 Series switches. Also worked with Cisco IDS sensor
• Implemented Hot Standby Router Protocol (HSRP) by tunning parameters like preemption.
• Establish Site-Site VPN, and SSL VPN connectivity.
• Routine maintenance of Checkpoint, Cisco, F5 Networks products
• Install, maintain, and troubleshoot VMware ESX and virtual machines.
• Securing network devices by using inbuilt security features.

Confidential

Network Engineer

• Installation and Configuration of LAN/ WAN.
• Worked as an operational support engineer for various WAN problems.
• Supporting an enterprise network forDataCenterLAN.
• Implementing fabric path, spine and leaf Data center.
• Assist in the implementation of a global load balancer configuration using the Citrix NetScaler
• Design, configuration and Installation of Cisco routers and catalyst switches.
• Design, configuration and operational support of Nexus 7k, 5k, 2k Series Nexus Routers and Nexus Switches.
• Escalation procedures and customer notifications.
• Design service for /upgrade/configure ALU’s IP/MPLS products e.g. 7705 SAS, 7210 etc.
• Worked on HSRP and GLBP for first hop redundancy and load balancing.
• Configured the Cisco router as IP Firewall and for NATting.
• Prepare, update, and maintain technical and logistical network documentation.
• Member of Network Test team and responsible for routine Network test.
• Experience with SQL database.
• Responsible for resolve any issue in routine Network test and need to escalate higher technical team, if there is any major issue.
• Worked on comprehensive test strategy and test plan based on the features to be tested, with focus on customer deployment and use-case scenarios.

Confidential

Network Engineer

• Design, configuration and installation of Cisco routers and catalyst switches.
• Installation and Configuration of LAN/ WAN set up for Clients with support of Data Center LAN.
• Planning, designing of Corporate Network architecture and implementing in distributed environment with future expansion option.
• Maintaining & Analysis of LAN infrastructure, firewall logs, IP tables, Network usage details etc
• Monitor the operability and reliability of the network.
• Experience with SQL database.
• Worked with Cisco Secure Access Control Server (ACS) for Windows
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed the IP address space using subnets and variable length subnet masks (VLSM).
• Responsible to help team for troubleshoot, configure and resolve the issues regarding F5.
• Support design and planning of Juniper MX, EX and TX Series network routing products within the Customer infrastructure.
• Support ongoing efforts in defining best practice policies for Juniper product applications used by Customer.
• Proactively perform corrective maintenance for IP/MPLS network.
• Review and evaluate all ITC technical documents related to IP/MPLS network.
• LAN cabling in compliance with CAT5 standards.