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Network Engineer Resume

Seattle, WA

SUMMARY:

  • Experienced in instaling, configuring and maintaining Cisco. Juniper and HP network devices including but not limited to routers, switches, firewalls etc...
  • Network Engineer responsible for design, implementation and operation of corporate LAN/WAN.Design,Implement LAN/WAN networks using Cisco routers over Ethernet, Frame - Relay, ATM, TI, T3, ISDN. Network Engineer responsible for design, implementation and operation of corporate data center SAN using FC, FCOE, ISCSI
  • Will deploy, manage and maintain various management tools, including Cisco-Prime-Infra-Structure, Orion Solarwinds, Bluecat’s Proteus… etc.
  • Knowledge of all routing, routed and switching protocols: Rip, EIGRP, OSPF, BGP, Is-Is, MPLS, IPX/SPX, Apple-talk, Banyan and Vines, STP, VTP, DTP, PVST, RPVST, MST etc.
  • Expertise includes, implementing multicast on Service Provider’s and enterprise networks PIM-DM,PIM-SM, PIM-SSM, testing vendor’s equipment for network upgrade, deployment and monitoring.
  • Managing security in a Cisco/Unix environment. TACACS and RADIUS admin. Installing, configuring and administering load balancers, PIX firewalls, TACACS servers. Designed, installed and maintained core networks architecture, using Cisco catalyst and Nexus switches. Experienced with QoS MQC for policy routing and switching, classification, marking, policing, shaping.
  • Plan design and implement Dial Plan using CUCM w/ SIP,H.323, MGCP, RTP, RTSP, SDP protocols. Designed IPv4, IPv6 dualstack networks. Performed IPv4 to IPv6 migration using 6-to-4, Toredo or Isatap. Deployed and administered Cisco NAC’s CAS and CAM. Syslog for access control, devices tracking, management, analysis, reporting and monitoring services.

PROFESSIONAL EXPERIENCE:

Confidential, Seattle, WA

Network Engineer

Responsibilities:

  • Core capacity planning and scaling of existing network. Worked on Nexus 7k switches and Juniper MX960 routers.
  • Exposure to Python code review/programming in template usage for core and aggragation devices migration.
  • Worked with service providers in ordering, activating and testing 100Gig carrier's circuits.
  • Intensive exposure to a Linux environment.

Confidential, NY, NY

Network Engineer

Responsibilities:

  • Responsible for an overall Network of multiple sites, with cores comprised of pairs of 7ks nexus, 5ks and 2ks at the access layers. With Big IP f5 and Citrix Netscaler load balancing traffic across server farm.
  • Duties involved creating and maintaining IPsec site to site VPN on Cisco ASA and Juniper appliances.
  • Updated and maintained overall network documentaion in preparation for main data center migration
  • Performed all IOS upgrade on core, access and edge routers/switches and ASAs appliances on the network.
  • Performed CUCM and UNITY upgrade and daily administration and maintenance of the CUCM publisher and subscriber cluster, including the routine of creating, adding and deleting VOIP phones/users/voicemails etc.

Confidential, Bklyn, NY

Network Engineer

Responsibilities:

  • Responsible for the overall Network, consisting of a pair of Nexus 7ks as core, Stacks of Catalysts 3750s as access switches. Layer-2 and Layer-3 VDC’s connected in a star fashion to accesses switches, running STP and OSPF respectively.
  • Planned the redesign of dual ASAs and Edge routers to dual ISPs, from active/standby mode to an Active/Active scenario.
  • Monitored and maintained the stadium wireless network consisted of four Cisco 5500 series WLC and over 100 APs.
  • Utilized, managed and maintained various management tools, including Cisco-Prime-Infra-Structure, Solarwinds Orion, Bluecat’s Proteus/Adonis
  • Performed all IOS upgrade on core, access and edge routers/switches on the network.
  • Performed CUCM and UNITY upgrade and daily administration routine of creating, adding and deleting VOIP phones/users/voicemails.
  • Gained overall exposure to Stadium Vision and IPTV technology.
  • Mentored junior techs and network administrator into reaching engineering performance level.
  • Configured and maintained 1000 series routers as voice gateways interfacing with the PSTN network.

Confidential, Windsor, CT

Senior Network Engineer

Responsibilities:

  • Responsible for Network security, scalability, resilience and reliability ... Rewiring of core network for proper appearance of data center and ease of physical layer troubleshooting.
  • Removal and clean-up of old routes and policies from ASA-5580 firewalls using ASDM.
  • Insured that every routers, switches and their ports are properly configured for QoS and STP in a Data, Voice and Video environment.
  • Installation and configuration of riverbed WAN optimization devices.
  • Migration from Cat 6509E core network to Nexus 7018 core network
  • Implementation of VPC using NXOS on Nexus 7k, 5k, 2k (FEX), HP and IBM blades servers. Configured and managed connectivity to MDS SAN switches using FcoE. implementation and operation of corporate data center SAN using FC, FCOE.
  • Expending network infrastructure by adding and configuring new switches and HP blade servers. Planned and implemented circuit migration from Nexus core VDC routers to stand alone routers running BGP and OSPF.
  • Insure that all devices are properly managed using different management systems such as: Ciscoworks, Solarwinds, PRTG, OPNET…
  • Scheduled, implemented and managed, change requests to closure.

Confidential

Senior LAN/WAN Engineer

Responsibilities:

  • Designed, Implemented LAN/WAN networks using Cisco routers over Ethernet, Frame-Relay, Etc.
  • Train and mentor junior engineer for planning designing and implementing LAN/Wan and Site to site VPN networks.
  • Installed, configured and tested Big-IP f5 LTM, GTM, Link controller, PIX Firewall.
  • Worked with, Cisco support team, to create check list for scheduled contingency test and documentation for all configurations and troubleshooting scenarios.
  • Use of Cisco NAC for network admission control, Solarwind and Syslog for devices and interfaces monitoring, Designed, implemented WCCP v1 or v2. and WAAS based on the Cisco AIA case study. Designed IPv4, IPv6 dualstack migration for global network.
  • Planned, designed, and implemented Dial Plan based on customer’s needs and requirements including installation and configuration of all Cisco devices: SIP gateway and H.323 gateway, gatekeeper using any version of CUCM. Integration of CUCM with Unity
  • Installed and configured different IPT and Video Communication services
  • Planned designed and implemented Wireless networks.

Confidential, New York, NY

Senior LAN/WAN Engineer

Responsibilities:

  • Responsible for redesigning and restructuring the LAN/WAN infra-structure at AMEX, worked with the engineering team to lead the Migration of the AMEX Token-Ring network, to a fully switched Cisco Network using Cisco 6500 switches implementing Inter-VLAN routing and ROAS.
  • Configured Layer 2 features such as: Port-fast, Trunking, Pruning, Ether-channel etc. Installed and configured 7000, 4000, 3000, 2000, 1000 series routers.
  • Configured layer 3 and layer 2 features on switches and routers such as: OSPF, BGP, MPLS’s VPNs, MPLS Traffic engineering tunnel, etc. Configured QoS on Cisco routers and switches for bandwidth optimization and traffic separation for Voice, Video and Data transport.
  • Member of the lead engineering team for disaster- recovery.
  • Lead engineer for implementing VOIP and video conferencing. Configured and tested call manager exp. on Cisco 2000 routers. Responsible for the design, testing and deployment of wireless networks.
  • Create and maintain documentation on all configuration and topological changes performed. Configured and administered Pix firewalls, TACACS servers. Troubleshoot to resolve all routers, switches, servers and clients’ connectivity issues. Use of Net. Gen. Sniffer for traffic analysis.
  • Tested different vendors load balancers for traffic distribution and load balancing to server farms. Etc.

Confidential, Port Washington, NY

LAN/WAN Engineer

Responsibilities:

  • Responsible for designing and restructuring the LAN/WAN infrastructure in an HP switching and a Cisco routing environment. Lead engineer for all WAN related projects involving ATM, T3, T1, Frame-relay, IP-sec VPN and ISDN.
  • Actively involved; in sites studies for building wiring, equipment installation and configuration, for newly acquired sites in a growing company. Point of contact, for ISPs and link service providers, for all link and internet related issues.
  • Performed circuits and switch migration from cisco 4000 series routers to a Cisco 7000 series router. Perform all configurations on all routers. Responsible for IP addresses allocations.
  • Create and maintain documentation on all configuration and topological changes performed. Planned and configured SNMP on all routers for remote monitoring. Use of Net. Gen. Sniffer for traffic analysis. Etc…

Confidential, New York, NY

Telecommunications Ops. Engineer

Responsibilities:

  • Member of the Confidential outsourcing team of twelve engineers: to build and maintain, the Time Warner global network operation center (NOC).
  • Installation and configuration of all management tools for the Time Warner Inc. network control center: Hp-openview, Cisco-Works, NetSys, Network General Sniffer, etc.
  • Perform daily procedural test to monitor, maintain the LAN/WAN infra-structure; in a Cisco switching and routing environment, running EIGRP, RIP, IPX/SPX, Apple Talk, Banyan and Vines.

Confidential, New York, NY

Manager in LAN/WAN, Telecommunications Engineer

Responsibilities:

  • Worked with; business units for the planning and migration of the traders EIGRP/BGP network into the Citi corp OSPF/BGP global network.
  • Responsible: for high problem analysis and troubleshooting to closure of all LAN/WAN related issues. Responsible for testing of different vendors’ equipment such as: switches, routers, servers and SNMP agent devices for reliability data integrity and network monitoring capability.
  • Performed hardware and IOS upgrade on various series of Cisco routers prior to implementing OSPF. Use of: Optivity, Net-Metrix, Hp-OpenView, Cisco-Works, Network General Sniffer to monitor and maintain the network.
  • Installed and configured SNMP agents and NMS for remote monitoring of global network. Etc.
  • Operations involved monitoring and troubleshooting Chase worldwide network.
  • Implement and support Netware based LANs. Netware server’s configuration and admin.

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