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Network Engineer Resume

Lexington, KY

OBJECTIVE

  • To design, implement and manage next generation resilient data & voice networks with an emphasis on Enterprise and Core Networking domains.

SUMMARY

  • A driven CCNP professional with over six years of experience in Engineering, Administration, and support of Information Systems and Networks.
  • In - depth expertise in the implementation, analysis, optimization, troubleshooting and documentation of LAN/WAN/IPT network.
  • Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.
  • Expert Level Knowledge about TCP/IP and OSI models.
  • Strong technical knowledge with proven ability to lead and motivate teams to ensure success with an excellent track record for diagnosing complex problems and consistently delivering TEMPeffective solutions.
  • Good verbal and written communication skills and a very efficient team member.
  • Good prioritization and time management skills.

TECHNICAL SKILLS

Routing Protocols: RIP, OSPF, EIGRP, IS-IS, BGP, Multicasting

VOICE PROTOCOLS: H.323, SCCP, JTAPI, MGCP, SIP

LAN Protocols: Ethernet, TCP/IP, CDP, STP, RSTP, VTP

WAN Protocols: Frame-relay, PPP, HDLC

Application Protocols: SNMP, TELNET, SSH, DHCP, DNS, ICMP, HTTPFTP, TFTP

Firewalls: Cisco (PIX/ASA), Juniper(Netscreen/Srx)

Load Balancers: F5 (LTM/GTM) (1600, 3600)

TCP/IP TECHNOLOGIES: NAT, PAT, ARP, RARP, DHCP, IARP, NTP, IPv6

VPN TECHNOLOGIES: GRE, IPSEC (Transport & Tunnel Mode), NHRP, DMVPN ENCRYPTION & HASHING ALGORITHMS DES, 3DES, AES, HMAC, And MD5

SECURITY PROTOCOLS & SOFTWARE: AAA, TACACS+, WEP, ACS

MANAGEMENT SOFTWARE: Cisco Works & Cisco VMS

Juniper Network Devices: J2320, J6350

N/W Protocol Anal. &Sniffer: OPNET and Wire Shark

PROFESSIONAL EXPERIENCE

Confidential, Lexington, KY

Network Engineer

Responsibilities:

  • Functioned as Core Network Engineer for Network Vision migration project leading a team of as many as four engineers at any one time
  • Special Projects Lead; responsible for project execution from initial design and deployment efforts to certification environment implementation
  • Responsible for management of outage resolution, firewall requests, and execution of NPL (Network Planning Letter) requests
  • Primary point of contact for network modernization projects requiring coordination and workflow management with multiple vendors selected for the project as well as Sprint internal project management
  • Implement MPLS Layer 3 VPN configurations for vendor lab environments including MP-BGP integration across the VPNs as required
  • Lead troubleshooting efforts with multiple vendors to resolve design issues and bring pre-production certification environment back to a functional state
  • Primary point of contact for creation and validation of firewall policies required for traffic flows related to Airave FemtoCell Phase II and Network Vision projects
  • Assisted with IP transport design, implementation, and troubleshooting required for Airave FemtoCell Phase II and LTE vendor selection projects
  • Configuring and Troubleshooting with Routing Protocols BGP,OSPF,EIGRP,RIP
  • Created required network diagram deliverables to document all physical, Layer2 logical, and Layer3 IP details
  • Configured and troubleshoot VLAN, VTP, RSTP,MSTP,802.1q,HSRP,VRRP
  • Managed Cisco TAC and Juniper JTAC cases related to both troubleshooting and RMA processing needs
  • Performed packet captures via Wireshark when needed to provide outside vendors packet level analysis data required to troubleshoot complex data flow related issues
  • Assisted as needed with VPN connectivity establishment and troubleshooting
  • Manage troubleshooting of packet flows across MPLS backbone
  • Work with Data Network Design team as needed to ensure vendor transport requirements are adequately met in the published design specification document and advise on proper design for any connectivity requirements that has not been properly addressed

Confidential, Chandler, AZ

Network Engineer

Responsibilities:

  • Designing the entire IPT Project to facilitate 80 IP Phones, Voice Messaging System and IVR system using Cisco Devices.
  • Deployment of Cisco Call Manager Express 7.x for Call Control and Signaling.
  • Deployment of Cisco Unity Express for Voice Messaging Functionality.
  • Deployment of Cisco 2800 Series Router for Voice Gateway Functionality and PSTN Integration.
  • Deployment of Cisco 3700 Series Catalyst switches to provide POE functionality for IP Phones.
  • Created a backup and recovery policy for software application and verified peripherals are working properly.
  • Monitor performance of network and servers to identify potential problems and bottleneck.
  • Interacted with support services to reduce the downtime on leased lines.
  • Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network.
  • Configure Cisco VPN 3000 Concentrator to allow VPN clients
  • Monitor the operability and reliability of the network.
  • Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
  • Managed the IP address space using subnets and variable length subnet masks (VLSM).
  • LAN cabling in compliance with CAT5 standards.
  • Worked along with the team in ticketing issues.
  • Manage and maintain various firewall solutions for customers including PIX(535/525) and ASA(5520/5550) firewall for customer
  • Configuration and troubleshooting of Site-to-Site and Client to Site VPN’s on Cisco PIX/ASA, Juniper Netscreen Firewalls
  • Daily responsibilities included monitoring remote site using network management tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issue Other responsibilities included documentation and support other teams

Confidential, Dallas, TX

Network Engineer

Responsibilities:

  • Configuration, Management, Troubleshooting of Network devices (Routers, Switches). Maintained the Telecommunication Connectivity using DSL and T1 Lines.
  • Worked on Routers Cisco 2620, Cisco 3750, and Cisco 2950 Switches & Link sys wireless access points.
  • Maintained complex LAN/WAN networks with several VLANS and provided support for routing protocols.
  • Managed IP addressing and implemented IP Access Lists
  • Configured and troubleshoot VLAN, VTP, STP and Trunks.
  • Configuring and Maintaining TACACS+ for AAA.
  • Installing and configuring protocols like TCP/IP and Internet protocols including Local Area Networking, routing and HTTP.
  • RMA’s and provided 24x7 supports.

Confidential

Network Engineer

Responsibilities:

  • Responsible for the configuration, implementation and operation of Cisco 3745 routers Cisco 6509 and 3560 L2/L3 switches
  • Removed Cisco 3600 and 2600 series routers and Cisco 2900 series switches from the current infrastructure and replaced them with the Cisco 6509 or 3560 L2/L3 switches.
  • Configured RSTP, MST and used VTP with 802.1q trunk encapsulation. Provided port binding and port security wherever required. Provided router redundancy through HSRP.
  • Configured ether channels using PAgP and LACP.
  • Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.
  • Designing the solution to facilitate Customer's Security and Voice requirements.
  • Implementation of Cisco PIX 525 for DMZ requirements in Data Center.
  • Designing and configuration of the access policy for various applications and resources in Cisco PIX.
  • Configurations of Cisco PIX cluster with hot standby.
  • Implementation of IPT to facilitate 300 users, using Cisco Call
  • Manager 4.x, Cisco Unity 4.x, Cisco Voice Gateway PSTN Integration and Cisco SRST.Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay and ATM).
  • Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external
  • Escalation procedures and customer notifications.
  • Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.
  • Worked on HSRP and GLBP for first hop redundancy and load balancing.
  • Configured the Cisco router as IP Firewall and for Nating.
  • Prepare, update, and maintain technical and logistical network documentation

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