We provide IT Staff Augmentation Services!

Senior Network Engineer Resume

0/5 (Submit Your Rating)

Houston, TX


  • Network Engineer with 8+ Years of Professional Experience with demonstrated success in Network Administration, Data Communication, Design, Wireless Network Maintaining and Troubleshooting Cisco & Huawei, HP Routers and Switches, Cisco ASA Firewalls, Load Balancers, Firewalls, VPN Configuration.
  • Hands - on LAN Switching experience includes Configuration of VLANs, Trunking with ISL as well as 802.1q Encapsulation Protocols, Configuring VTP server, Client and Transparent modes, Link aggregation, L2VPN, STP, RRPP, Ether Trunk.
  • Hands-on Routing experience in a Multi-Protocol environment including Routing Protocols such as RIP, OSPF, EIGRP, MPLS and BGP on Cisco Routers.
  • Implementation and Troubleshooting Experience on HSRP, VRRP, GLBP for Default Gateway Redundancy on Corporate and ISP Backbone network.
  • Experience in working with Nexus 7K, 5K, 2K devices.
  • Worked on F5 LTM, GTM and NetScaler for Corporate Applications and make sure their Availability to End Customers.
  • Implemented Traffic Filters using Standard and Extended Access lists.
  • Working knowledge of Cisco IP Addressing, Subnets, Default Gateways, Static Routes, DHCP, DNS, NAT, PAT, STP, AAA
  • Strong knowledge in configuring MPLS VPN on various protocols.
  • Good understanding of Layer 3 VPN, GRE, VRF, DMVPN, GET VPN Technologies.
  • Good knowledge of Big IP/F5 load balancer, Cisco ACE Load Balancer.
  • Proficiency in handling Network Monitoring tools and Packet capture tools.
  • Taking Backup and Restore IOS of Cisco routers using different methods.
  • Implementing Cisco IOS Network Security (IINS)
  • Implementing AAA functionality using ACS Servers using NAC,TACACS+ and RADIUS
  • Using Intrusion Prevention System for Detecting & Deleting Threats and Virus attacks.
  • Configuring Site-to-Site, Remote site VPN using IPsec, GRE, SSL


Routing: RIP,OSPF, EIGRP, BGP, Static Routing, Policy Based Routing, Redistribution, Route Summarization, Multicast

Switching: STP, RSTP, Trunking, VLAN, Nexus, VPC, VDC, FEX


Tunneling: IPsec VPN, MPLS-VPN, GRE.

Network Management Tools: SNMP, Cisco Prime, Solarwinds, Nagios, What’s up gold,HP NNM

Security: Cisco ISE, NAT, ACL, VPN, ASA firewall, IPS &IDS, Zone based policy firewall, AAA.

WAN Technologies: MPLS, MPLS-VPN

Wireless LAN: 802.11a, 802.11b, 802.11g, 802.11n, GSM, RF, Wi-Fi, WI-Max, Cisco WLC


Senior Network Engineer

Confidential - Houston, TX


  • Managing more than 5000 switches & routers across remote offices.
  • Managing Core, Distribution and Access switches across 7 Data center around the globe.
  • Configuring L2/ L3 layer switches
  • Experience with design and implementation of Virtual Switching System (VSS) for both User segment and server segment using catalyst switches
  • Handling WAN related problems: Routing/ Switching, connectivity issues, router hardware problems and bandwidth chokes.
  • Handling Incident tickets, Service requests and Change requests raised by the customers through REMEDY tool.
  • Upgraded the Data Center network security with Cisco ASA 5520.
  • Configured ACL’s on Cisco Switches as well as configured Routers as terminal servers. Implementing 3750 Stackable switches using Cisco Stack Wise technology.
  • Design LAN cabling and coordinating with vendor for the implementation.
  • Racking, Stacking, configuring, Nexus 7K 5K 2K with VPC, VDC, FEX configuration.
  • Installed wireless access points WAP at various locations in the company.
  • Install and ConfiguredCiscoWLC and DHCP addressing
  • Created dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA.
  • Monitoring LAN/ WAN bandwidth utilization and traffic through advanced Monitoring Applications.
  • Coordinating with vendors for installations, WAN connectivity and hardware problems and partially related to IT procurements.
  • Responsible for overall development of an entire project’s plans and supporting all existing processes within the area of assigned responsibility.
  • Worked on configuration and commissioning of the MPLS circuits for various branch offices.
  • Providing Daily network support for Wide Area Network consisting of MPLS, VPN and point-to-point site.
  • Performed an As-Is/To-Be analysis of the environment and implemented changes in regards to VLAN and VTP, Trunking, PVSTP+ configuration, switch and router configurations.
  • Building network for new Remote sites by configuring Switches to enable users in the remote site to access both Intranet and Internet connectivity.
  • Implementation of QOS for VOIP and SIP Layer 2 Security Features for LAN
  • Regular health checkup and taking Backup of Devices in Data centers.
  • Support of Cisco Technologies ranging from routing/switching/data center technologies (IOS/ASR/IOS XR) including, WANaccelerators(WAAS), and Wireless LAN Controllers/Access points
  • Maintain and implement Domain Name Services, TACACS privileges, and VPN accounts
  • Configure and install varied network devices and services (such as routers, firewalls, switches, VPN, etc.)

Environment: BGP, MPLS, OSPF, STP, VSS, Stacking, ACL, ASA, Nexus, Wireless, LAN/ WAN, VLAN, VPN.

Information Technology Specialist

Confidential - Redmond, WA


  • Investigating Network/ suspected network incidents and working towards mitigation, and resolution of the issue.
  • Troubleshooting Switching and Routing issues. (Cisco 2800, 6500, 7200 ASR1k series).
  • Involved in configuring and implementing of Composite Network models consists of Cisco 7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.
  • Troubleshooting F5 load balancer issues like URL not reachable, nodes marked down by monitors etc. Handling Hardware issues related to F5 load balancers. As a part of break fix activity modifying VIP’s and SNAT’S and verifying load balancing and persistence techniques applied on VIP.
  • Troubleshooting Aruba Wireless issues like slow performance, intermittent connectivity, authentication failure, low signal strength, Replacing AP’s and controllers.
  • Hands on experience with Firewalls and hands on experience with configuring firewalls and managing issues.
  • Working with Data center technicians to fix hardware issues by troubleshooting or changing faulty ports/ cables/ modules/ devices.
  • Routing issues like ISIS, OSPF & BGP, and MPLS.
  • Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
  • Configuration of NAT & PAT as per customer requirement.
  • Enable STP attack mitigation (BPDU Guard, Root Guard), Using MD5 authentication for VTP
  • Experience with Network Monitoring Solutions (Nagios, Solar Winds, etc.).
  • Great understanding of WLAN including 802.11 standards, Lightweight and Autonomous systems, WPA, PEAP.
  • Working with Service providers and Core Engineering team to fix operational or performance issues on WAN links.
  • Participate in Conference Bridge during major outages, to gather update from service providers, Vendors, and to update Business on the situation
  • Designed and deployed Cisco Identity Services Engine (ISE) solution (wired, wireless, and VPN users) for a commercial client with converged access switches and ASA firewalls.
  • Maximizes network performance by monitoring performance; troubleshooting network problems and outages; scheduling upgrades; collaborating with network architects on network optimization.
  • Working with Keynote to resolve issues affecting Data Center availability.
  • Keeping team on high alert during major global events like new release, major outages.
  • Switching issues like HSRP, Vlan Config, STP etc.,
  • Also supportRiverbedSteelheads (WAN Optimizers) and Aruba Wireless technologies
  • Coordinating with business to plan and implement break-fix changes on network devices

Environment: Routing, Switching, F5 load balancer, WLAN, SNAT, ISIS, BGP, MPLS,HSRP, VRRP, WAN, VTP, NAT/ PAT, STP, Solar winds.

Network Associate Engineer



  • Provided deployment guidelines for inserting new IP technology and upgrades into MPLS on backbone network.
  • Worked with vendors Cisco, Huawei in validating hardware and software features.
  • Troubleshooting the latency issues in the WAN network.
  • Experience in configuring Site-to-site and remote access VPN solutions.
  • Ensure all Network elements are deployed as per deployment template and standard configuration template.
  • Providing 24x7 technical supports to complete team. Management of Netops server for providing uninterrupted services to customers.
  • Ensure network is migrated to MPLS architecture up to Core switch level.
  • Configured Client VPN technologies including Cisco’s VPN client via IPSEC.
  • Configuring ACL to allow only authorized users to access the servers.
  • Participated in on call support in troubleshooting the configuration and installation issues.
  • Developed route redistribution mechanism between BGP and OSPF for large scale networks.
  • Ensure all elements with 100 % uptime, Ensure redundancy for all Critical network elements in LACP mode.
  • Configuring IP sec VPNs as per customer requirements with standard encryption and encapsulation.
  • Implemented a broadband network infrastructure that delivers the capacity for and allows for personnel to access real time video in aCiscomulticastenvironment
  • Configured SNMP on all the network devices and added them to Solarwinds for monitoring.
  • Configured Routing protocols such as OSPF, BGP static routing and policy based routing.
  • Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP and RSTP, MSTP, LACP.
  • Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.
  • Switching related tasks included implementing VLANS, VTP, RSTP and Port security.
  • Dealt with the configuration of Standard and Extended ACLs for Security.
  • Continually monitor, assess and improvenetworksecurity test with the help of Solarwinds.
  • Worked along with the team in resolving client raised incident tickets.
  • Monitoring the WAN links using Solarwinds and what’s up gold.
  • Monitoring & Troubleshooting Cisco core Routers (7200, 3600, 1700 and 1600) and Switches (Cisco 2900, 6500, 3500, 3700 and 3Com Switches).
  • Worked with routing protocols of RIP,EIGRP,OSPF,MPLS
  • To ensure high availability of system resources to the end users and to maximize the uptime of doing the necessary work to diagnose, detect and rectify the faults in time.
  • Coordinating the technical activities with their vendors & Telco to keep the systems and network uptime to 98% and submission of monthly reports on the project.

Environment: IP Technology, Cisco, Huawei, WAN, IP sec VPN, OSPF, BGP, 802.1Q, RSTP, MSTP, LACP, Port Security

Network Administrator



  • Responsible for the configuration of Cisco Routers (7000, 5300, 4000, 2500, 3000, 2600) using RIP, IGRP, OSPF, EIGRP, BGP
  • Managed office network with Cisco devices with network devices including 2500 and 3600 series routers and 3500, 2900, 1900 series switches
  • Escalating customer problems to management and support groups utilizing standard escalation model.
  • Extensive experience in configuring and implementing OSPF and BGP.
  • Supported core network consisting of Cisco 7200 series routers running multi area OSPF.
  • Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution, installed and maintained Cisco 3600, 2600 and 7200 backbone routes with HSRP
  • Implement Cisco Secure Access Control Server (ACS 3.0) for TACACS+/ RADIUS
  • Implementation of TCP/ IP and related Services-DHCP/ DNS/ WINS
  • Pinpointing physical network conditions that are contributing to call quality issues
  • Configuring, maintaining and troubleshooting routing protocols such as OSPF, EIGRP and BGP.
  • Configuring and troubleshooting on Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone Aps, Roaming, Wireless Security Basics, IEEE 802.11 a/ b/g, RF spectrum characteristics.
  • Troubleshoot and repair of network outages using Fluke Optiview, Sniffer, Telnet, SSH, ping, trace route technologies
  • Coordination and migration of approximately 700 servers and applications to new network infrastructure
  • Assisting in Network Security issues relating to Internet or network hacking and misuse
  • Maintained and setup wireless access points at various locations in the company.
  • Engaged in office moves, helped in identifying network requirements of new building, installed new networking hardware, and coordinated with vendors for cabling/wiring
  • Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external
  • Escalation procedures and customer notifications.
  • Used DHCP to automatically assign reusable IP addresses to DHCP clients
  • Taking network devices backup & restoring when required
  • Troubleshooting LAN and Cabling. Installing Network printers


Network Support Engineer



  • Installation and configuration of various Routers like 800, 1600, 2500, 2600 and configuration of various Cisco switches like 2960, 3560.
  • Local computer and LAN support for 2000 employees
  • Implementation of various routing protocol like, EIGRP, OSPF on routers
  • Configure and Troubleshoot Spanning Tree protocol in the Switching Network.
  • Implement the technical solution sold to clients.
  • Reporting network operational status by gathering, prioritizing information.
  • Provide assistance to field engineers during installations
  • Resolve any technical issues that arise during the project implementation.
  • Open TAC cases with network vendors to solve issues.
  • Assist in troubleshooting National Internet virus attacks and prevention of virus infiltration
  • Assisting in Network Security issues relating to Internet or network hacking &misuse
  • Troubleshoot and repair of local area network outages using Fluke Optiview, Telnet, Sniffer, Ping, Trace Route and Internet Technologies
  • Provide project status reports to upper management

Environment: Routing, Switching, LAN, EIGRP, OSPF, STP, TAC, Telnet, Ping

We'd love your feedback!