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Sr. Network Engineer Resume

4.00 Rating

Charlotte, NC


  • Have worked with firewall router, switches, modems and hubs manufactured by major players in the networking industry
  • Core competence in Network implementation and Network troubleshooting
  • Excellent management and Customer Service Skills
  • Can work at tier 1, tier 2 and tier 3 level in a technical support environment
  • Hands on experiencing installing, configuring and managing ESXi Severs running 5.0/5.1/5.5
  • Can analyze network using Netflow, SNTPv2, SNTPv3, Wireshark and by using Microsoft Network Monitoring tool
  • Knowledge of configuring Web Services, SSH services, configuring NFS, Samba, FTP and DNS services on a Unix Server
  • Familiar with Standards followed at each layer of the TCP/IP Process flow
  • Hands on experience with Hubs, Routers, Switches, Firewalls, fiber optic and Ethernet cables
  • Fully understanding a networking environment with multiple VLANS and why sub - netting is important
  • Enhance the real time availability of LAN network to handle VoIP phone and other network traffic that needs to be streamed in real time
  • Familiar following TCP/IP tools: ARP tables, DNS, DHCP and Ping
  • Good knowledge about Network protocols such as BGP (Border Gateway Protocols), TCP (Transmission Control Protocols) and IP (internet Protocols)
  • Can troubleshoot and configure WAN connections including: VPN, GRE-tunnels, MPLS, Frame-Relay, PPP and ISDN
  • Experience in working with Cisco Catalyst series 2900, 3560, 3750, 4500, 4900, 6500.
  • Experience in working with Cisco 2800, 3600, 3800, 3900 series Routers.
  • Hands on experience in configuring Cisco Nexus2232, 2248, 5548, 6001 and 7018(Sup 2E) and worked on nexus protocols VPC, VRF, VDC and FEX Links.
  • Network security policies like NAT, PAT, VPN, DMVPN, Route-maps and Access lists.
  • Worked on WAN technologies such as Frame-relay, PPP, HDLC, and DS3.
  • Maintaining and updating inventory using Network Management Application layer softwares like SNMP, Wireshark, NTP, and Syslog.
  • Drawing Visio Diagrams using MS Visio for documentation purposes


Routers: Cisco 2600, 3600, 3800, 7200, 7600.

Cisco Catalyst Switches: 2960, 3750, 4500, and 6500 and Nexus 2232, 2248, 5548, 6001, 7018 series

LAN Technologies: Ethernet Standards, VLAN, Inter-VLAN, VTP, STP, RSTP, SMTP, Ether Channel, PortFast, ACL, Light weight access points

WAN Technologies: Frame relay, (E1/T1/E3/T3) lines, PPP, HDLC.

Routing Protocols: RIP V1/V2, EIGRP, OSPF, BGP, Static Routing, Summarization

Gateway Redundancy: HSRP, VRRP, GLBP, Ether channel technology (LACP, PAgP)

Network Security: Cisco ASA, IPSEC

Network Management Tools: Wireshark, Netflow Analyzer, IBM Netcool

Applications: MS Office, MS Visio 2010

Operating Systems: Windows (98, 2000, XP, 7)

Load Balancers: Cisco CSM, F5 Networks


Confidential, Charlotte, NC

Sr. Network Engineer


  • Responsible for implementing high-availability Cisco Catalyst Switches and Cisco routers
  • Gained hands on experience working with Nexus 7000, Nexus 5000 Series, Catalyst 3850 Series, Cisco ASR 1K routers and Switches
  • Designed Campus network with guidelines by Cisco for high availability networks standards configured 24 Stacks of Catalyst 3850 Switches at various floors in 2 new buildings
  • Configured Vlans, Trunks, HSRP and ether-Channel technologies to mitigate Risks of network failovers
  • Implemented VLANs, Port-Channels, VRP and VPC on Nexus Devices that were implemented
  • Implemented OPSF, interior BGP, and eBGP, according to requirements set by Samsung Group
  • Implemented Cisco StackWise-480 technology and Cisco StackPower technology
  • Configured Access Control List (ACL) policies, DHCP snooping, Dynamic ARP Inspection (DAI), Dynamic Trunking Protocol (DTP) functionality on Catalyst Switches
  • Implementation and troubleshooting of Juniper firewall.
  • Worked with JUNOS.
  • Implemented other security measures on the network to minimize attacks from rouge devices on the network
  • Implemented 802.x authentication on various ports and implemented various other security measures to minimize security breaches
  • Configured policy statements, routing instances, route manipulation on RIP, OSPF and BGP.
  • Configured and deployed BGP multi-homing and did operations on day to day basis with ISP peer-ship and troubleshoot internet based performance issues.
  • Performed WAN link commissioning and troubleshooting, including coordinating with the ISP for new WAN links, and outages.

Confidential, Atlanta, GA

Network Engineer


  • Configuring and installing 6500, 4500 in Campus networks.
  • Configured Nexus 2000 Fabric Extender (FEX) which acts as a remote line card(module) for the Nexus 5000.
  • Experience with design and implementation of Data center migration.
  • Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
  • Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPSec/GRE to GetVPN.
  • Configuring routing protocols OSPF, EIGRP,RIP, MPBGP, LDP and BGPV4
  • Configuring HSRP between VLANs, Configuring Ether-Channels, Port Channel on 6500 catalyst
  • Maintained the data center equipment and software and performed regular troubleshoot on the process.
  • Managed the data center infrastructure and ensured support to the facilities.
  • Prepared a list of all inventory required for the continuous functioning of the data center system.
  • Worked extensively in Configuring, Monitoring and Troubleshooting Check point security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls per design
  • Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
  • Responsible for Cisco ASA firewall administration across our global networks
  • Support customer with the configuration and maintenance of PIX and ASA firewall systems
  • Assist with various duties that will arise including: implementation, configuration, management, rules definition, problem solving, design advice, troubleshooting, updating, maintenance, etc
  • Experience working with JUNOS OS on JuniperRouters and Switches.
  • Built site-to-site IPSec VPNs over Frame-relay & MPLS circuits on various models of Cisco routers to facilitate adding new business partners to new and existing infrastructures.
  • Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
  • Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope.
  • Configured routers and coordinated with LD Carriers and LECs to turn-up new WAN circuits.
  • Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience


Jr. Network Engineer


  • Analyzed network traffic to find the root cause of any latency or jitter in transfer of UDP packets
  • Analyzed enterprise level networks to small office based networks to analyze the root cause of any call quality issue customer is experiencing
  • Worked directly with customers and understood all aspects of their network before implementing the right solution for their environment
  • Troubleshoot network issues related to latency, jitter and quality of service (QoS)
  • Implemented traffic shaping rules to prioritized VoIP when peak network upload and download bandwidth is being used
  • Worked directly at the layer 7, layer 4, layer 2 and layer 1 of the OSI layer model
  • Configured and analyzed Dell PowerConnect series, HP Procurve series and Cisco catalyst series switches and routers to work with 8x8 services
  • Worked with telephony equipment manufactured by CISCO and Polycom
  • Gained in-depth knowledge about technology used in a VoIP environment including SIP, Auto-attendant, Ring groups, call query, LNP, Boot Server, phone and virtual PBX systems
  • Configured VLANS for the customers once orders were processed in the system and made sure customers had seamless migration process
  • Worked directly with Account Managers, Sales Engineers and other members in the hierarchy to insure 100% customer satisfaction
  • Troubleshot the issues related to L1 and L2 levels.
  • Network maintenance checks, configure and manage printers, copiers, and other miscellaneous network equipment.
  • Installing operating systems, software and hardware on computers.
  • Responsible for Data Backup, System Update, Recovery and Restore, and Spyware removal.
  • Assisting Junior and Senior Engineers, on-site management of cable-wiring technicians
  • Troubleshoot problems on a day to day basis and documented every issue to share it with design teams.

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