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Network Engineer Resume

Charlotte, NC

PROFESSIONAL SUMMARY:

  • About 8 years of professional experience in Network Designing, Deployment, Configuring, Troubleshooting and Testing of the networking system
  • Designing and configuring of OSPF, EIGRP, BGP on Cisco Routersand Cisco ASA Firewalls
  • Experience working with High performance data centers switch like nexus 7000 series
  • Experience working with Nexus 7010,7018, 5020, 2148, 2248 devices
  • Dealt with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system like Remedy Ticketing System
  • Experience in layer - 3 Routing and layer-2 Switching. Dealt with Nexus models like 7K, 5K, 2K series, Cisco router models like 7200, 3800, 3600, 2800, 2600, 2500, 1800 series and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches
  • Strong hands on experience on PIX Firewalls, ASA (5540/5550) Firewalls. Implemented Security Policies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA(TACACS+ & RADIUS)
  • Experience in Juniper product line for configuring and troubleshooting EX-2200, EX-4200, EX-4500 switches, MX 480, MX 960 routers, SRX-1500, SRX-3600, SRX-5800 Firewalls
  • Efficiencyinthe use of Microsoft VISIO/Office as technical documentation and presentation tools.
  • Working with Cisco, Juniper, F5, for opening TAC case and resolving issues to meet project deadlines.
  • Working knowledge on scripting languages Python and perl for code upgrades and configurations of devices
  • Working with Cisco for opening TAC Case and resolving issues to meet project deadlines.
  • Experience with designing, deploying and troubleshooting LAN, WAN, Frame-Relay, Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP), ACL's, NAT, VLAN, STP, VTP, HSRP & GLBP
  • Working knowledge with monitoring tools like Solar Winds & network packet capture tools like Wire-shark
  • Experience in Network analysis and capacity planning using tools like Sniffer, Wireshark, Ethereal and tcpdump
  • Riverbed Steelhead/ WAN Acceleration experience
  • Performed SNMP Configuration, Port mirroring, in Nortel Switches.
  • Provided 24x7x365 availability and on-call support as required by the projects
  • Excellent working knowledge of TCP/IP protocol suite and OSI layers
  • Good knowledge and experience in Installation, Configuration and Administration of Windows Servers 2000/2003, Active Directory, FTP, DNS, DHCP, TFTP, Linux OS under various LAN and WAN environments.
  • Experience with Putty, Exceed and Secure CRT.

TECHNICAL SKILLS:

Cisco & other vendor equipments: Nexus 7K, 5K, 2K & 1K, Cisco routers (7200, 3800, 3600, 2800, 2600, 2500, 1800 series) Juniper(MX480,MX960, EX-2200, EX-4200, EX-4500 switches) SRX-1500, SRX-3600, SRX-5800 Firewalls, Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series), PIX Firewall (506/515/525/535 ), ASA Firewall (5505/5510), Cisco ACE Load Balancers

Routing Protocols: RIP, EIGRP, OSPF, BGP,HSRP, VRRP & GLBP

Infrastructure services: DHCP, DNS, SMTP, FTP, TFTP

LAN technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN technologies: Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 /T3 & SONET

Network Security: NAT/PAT, Ingress & Egress Firewall Design, VPN Configuration, PALO,ALTO

Network Management: SNMP, Cisco Works, Wireshark

Platforms: Cisco IOS-XR, Cisco Cat OS, Cisco IOS(11.x, 12.x), PIX IOS(6.x, 7.x), CAT-OS UNIX, LINUX

Documentation: MS Office, MS Visio

Network Monitoring: Cisco Works 2000, Wire Shark, Solarwinds, CiscoPrime, OPENNMS, SNMP, TACACS, NETCONF/Yang, Nagios, Graphite, Sonus

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

Network Engineer

Responsibilities:

  • Responsible for analyzing, designing, installing, configuring Trip Wire, maintaining, and repairing network infrastructure and application components
  • Perform all technical aspects of product implementation and ongoing support for customer delivery site
  • Supported and maintained LAN/WAN and related equipment.
  • Upgraded the remote access (VPN) and firewall environment for the entire organization.
  • Tested Cisco IOS, IOS upgrades, configuration upgrades, implemented VLANS, Sniffers.
  • Maintained the following Cisco platforms 7600, 7500, 7200, 7000, 3560, 2900, 2801, 2000, ASA55XX,Catalyst 6500, 4500, 3560 and 2900.
  • Juniper Net Screen Firewalls like NS50, SSG 550M, SSG520M, ISG 1000, ISG 2000 with Site-Site VPN for client companies.
  • Worked with a team of load balancing providing extensive support for various banking applications which are desktop and mobile
  • Comprehensive knowledge of developing and implementing architecture and design of networks and network drawings.
  • Worked on load balancing methods, SSL certs, persistence profiles, SNAT IPs, client/server profiles while configuring VIPs and customizing them as per the applications needs.
  • Coordinated with technical resource, network vendors and equipment suppliers in performing initial network implementation stages
  • Building solutions on cloud,Data center Virtualization, VDI(Desktop Virtualization) platform/ services to new and existing customers.
  • Identify and make necessary recommendations on configuration network and wireless environments.
  • Worked on NWS system a ticketing tool to keep track of all DNS/DHCP work
  • Communicate risks and issues to the Project Manger/Implementation Engineer
  • Ability to facilitate projects and make sound technical decisions
  • Configured and supported Cisco 2821 series routers in ATM over IP MPLS implementation.
  • Implemented 4 site-to-site failover VPNs for geographically dispersed locations.
  • Prepared recommendations for network configurations and connectivity
  • Analyzed and interpreted utilization and traffic services on network connections
  • Assisted senior engineers in testing of pre-production, disaster recovery and troubleshooting complex networking issues
  • Scripting in Python, Perl and Ansible used for automating various tasks in Cisco IOS.

Environment: Cisco Routers 7600,7500,7200,7000,3560,2900,2801,2000, Catalyst Switches 6500,4500,3560 and 2900, Wireshark.

Confidential, Auburn Hills, MI

NETWORK ENGINEER

Responsibilities:

  • Configured OSPF in our Network Infrastructure 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 and Multi Area).
  • Used python scripting for automation of difficult tasks.
  • Assisted with troubleshooting all network issues with routers and switches when necessary and consulted with on call tech as needed for client.
  • Performed on Palo Alto Firewall on network security software and hardware, security monitoring systems, encryption software, threat and vulnerability management services and software, identity management solutions and network objects on global group, clean up unused rules, decommission etc
  • Configuring/Troubleshoot issues with the following types of routers, Cisco (7200, 3800 and 2800 series) and Cisco Switches (6500, 4500, 3750 series), to include: bridging, switching, routing, Ethernet, NAT, and DHCP, as well as assisting with customer LAN /MAN.
  • Actively participated in upgrading fast Ethernet, Layer 3 switched/routed LAN infrastructure from Cisco 3640 to Cisco 2811 ISR routers and switches at access level to 2960, 3750.
  • Installation and Configuration of various types of Personal Computers and Printers and Installation of different operating systems on Intel based PC's.
  • Configuring Vlan's, VTP's, enabling trunks between switches.
  • 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.
  • Plans, coordinates, implements and supports the LAN / WAN hardware, software and Internet /Intranet integration network connectivity, diagnose network failures and resolve any problems.
  • Documenting and Log analyzing the Cisco ASA series firewall.
  • Excellent Troubleshooting Skills and Customer Centric approach.

Environment: Cisco Routers 7200, 2800 and 3800 series, Python, Cisco Switches 3750, 4500,6500 series, Cisco ASA 5505, 5510, fire walls like PALO ALTO.

Confidential, Dallas, TX

Sr. Network Engineer

Responsibilities:

  • Experience working with market data networks and dealing with clients and deploying network designs
  • Experience working with ASR 9000 series switches with IOS-XR
  • Experience working with design and deployment of MPLS Layer 3 VPN cloud, involving VRF, Route Distinguisher(RD), Route Target(RT), Label Distribution Protocol (LDP) & MP-BGP
  • Experience with design and configure Fibre Channel over Ethernet (FCoE) on Cisco Nexus 5548 devices.
  • Experience with migrating from Cisco ASA 8.2 version to Cisco ASA 8.4 Version
  • Experience with converting PIX rules over to the Cisco ASA solution.
  • Responsible for Cisco ASA firewall administration across our global networks
  • Migration of existing IPSEC VPN tunnels from one Data Center to another Data Center, due to become of the existing Data Center, which involved working with Partner Companies.
  • Designing and configuring of OSPF, BGP on Juniper Routers (MX960) and SRX Firewalls(SRX240)
  • Experience working with High performance data centers switch like nexus 7000 series
  • Experience working with Nexus 7010,7018, 5020, 2148, 2248 devices
  • Experience with converting WAN routing from EIGRP/OSPF to BGP (OSPF is used for local routing only) which also involved converting from Point to point circuits to MPLS circuits.
  • Experience working with migration from 6500 series devices to 4500 Series switches in Campus deployments at Core, Distribution and Access Layers.
  • Responsible for managing the activities, Upgrading IOS - Upgrading hardware and installing new devices, Tuning (Configuration), make standardization for the topology
  • Installation & configuration of Microsoft Proxy Server 2.0 & Blue Coat Proxy
  • Configured, installed, &managed DHCP, DNS, & WINS servers
  • Implement and configured VRRP/GLBP (on distro/core switching), HSRP on different location of office on the switched network and managing the entire multilayer switched network
  • Experience working with Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a Flexible Access Solution for a datacenter access architecture
  • Experience configuring VPC, VDC and ISSU software upgrade in Nexus 7010
  • Experience in Configuring, upgrading and verifying NX-OS operation system with OSPF, BGP
  • Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP
  • Provide front end on-call network support 24x7x365 for all network infrastructures in the co-operation

Environment: Cisco routers (7200, 3800, 2800) and Cisco switches (6500, 3700, 4900, 2900), Nexus(7K, 5K & 2K) Routing Protocols (EIGRP, OSPF, BGP), Switching protocols (VTP, STP, GLBP,HSRP), Cisco PIX(525, 535), ASA(5505, 5510) firewall

Confidential

Network Engineer

Responsibilities:

  • Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
  • Bluecoat proxy servers setup, configuration, upgrade and Troubleshooting
  • Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
  • Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
  • Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption.
  • Implemented various OSPF scenarios on networks consisting of 7600 routers.
  • Configured policy based routing for BGP for complex network systems.
  • Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local Preference.
  • Did some Troubleshooting for LAN/WAN virtualization using different routing protocols like IGRP, EIGRP, BGP, OSPF, ISIS, MPLS, VLAN, and port security.
  • Cisco Secure Access Control Server (ACS) for Windows to authenticate users that connects to a VPN 3000 Concentrator.
  • Provided Cisco Routers support in a Wireless LAN/LAN/WAN environment by Installing/configuring Trip Wire and trouble-shooting Network connectivity issues in a multitasking Ethernet environment
  • Provide technical support for Verizon Broadband business customers in a call center environment. Responsible for troubleshooting, installing/configuring Trip Wire, maintaining and configuring customer’s computer and Verizon Broadband network.
  • Institute a Solar Winds IPAM and do a “Duel Stack” IPv4 to IPv6 conversion.
  • Configured OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding.
  • Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
  • Responsible for day to day management of Cisco Devices, Traffic management and monitoring.

Environment: Routing Protocols (EIGRP, OSPF, BGP), Juniper J series j230, M 320 routers and EX 3200, ), Switching protocols (VTP, STP)

Confidential

NETWORK ENGINEER

Responsibilities:

  • Install and configure Cisco routers, switches and firewalls of various models. Upgrade codes, IOS, and patches for different network devices.
  • Performed TCP/IP networking based administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation and port security
  • Configuring & troubleshooting of routing protocols: Static, OSPF and EIGRP and BGP.
  • Troubleshooting LAN and WAN problems, Application working slow problems.
  • Configuring network devices for TACACS+, Syslog, SNMP, DHCP and DNS.
  • Configuration of 2500, 4000 series Cisco Wireless LAN Controllers for access points.
  • Planning the placement of wireless access points and maintaining wireless devices to provide seamless connectivity.
  • Installing VMware tools and upgrading VMware tools on windows Machines.
  • Installing and managing of Microsoft based windows Server Active Directory, Domain Name System (DNS) and Dynamic Host Configuration Protocol (DHCP)
  • Backing up and upgrading Cisco IOS using TFTP server
  • Monitor/maintain network connectivity & traffic using network monitoring tools to ensure optimal performance
  • Responsible for researching new technology directions and making recommendations for improving the reliability & functionality of LAN & WAN.

Environment: Cisco series (2500,4000), Routing protocols( Static, OSPF, EIGRP, BGP), VMware.

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