SUMMARY

• An analytical and results - driven information technology professional with comprehensive technical expertise in network engineering, hardware/software installation, systems design/configuration/management, troubleshooting, computer diagnostics, and technical support.
• Extensive background in network integration with web/application servers and desktop applications.
• Demonstrated experience in installing and troubleshooting networking devices such as modems, bridges, routers, switches, and other peripheral devices.
• Collaborates with internal/external agencies, manages global support centers, and provides training to IT staff. Excels at imaging and deploying PCs in a corporate environment.

TECHNICAL SKILLS

L3 Network Protocols: BGP, OSPF (multiple and single areas), EIGRP, IGRP, RIPv2, RIPng, CEF, MPLS, MPLS L3 VPNs, VRF, IBGP, IP SLA, EBGP, LDP, IS-IS, Cisco PFR

L2 Network Protocols: IPv4, IPv6, Frame Relay, STP, RSTP, PVST, MSTP, VLANs, VLAN Trunks, inter-VLAN routing, Ether Channel LACP and PAGP, NHRP, DMVPN, LISP, LLDP, CDP, QoS, Traffic Shaping/Policing, GVRP, PVLAN, VLT, VTP, UDLD, 802.1q

Network Management/Network Services: FHRP, NTP, WCCP, NAT, DNS, DHCP, DHCP snooping and subnetting, route map, VLSM, route summarization, and static routing

Redundancy Technologies: GLBP, VRRP, HSRP

Other: SIP, VoIP, IP Telephony, CME, CUCME, VSR, VSS, UCS, GRE, Wireless LAN/WAN, TCP/IP, IPSEC, SSL, UDP, Network Address Assignments, Remedy Ticketing System, Wireshark, Kiwi Syslog Server, Cisco Unified Call Manager, Cisco Prime, Windows OS, Mac OSX, Cisco IOS-XR, IOS-XE, IOS-15.3, Linux OS, Network Security ESP, SSH, PGP, ISAKMP, deploying/configuring Cisco Firewalls, ISA, Cisco PIX, ACL, VACL, ASA, FWSM, DMZ, Microsoft Exchange, Active Directory, Microsoft Office, Visio, Visual Basic, C#, PowerBuilder, FoxPro, HTML, XML, SQL

PROFESSIONAL EXPERIENCE

Confidential, Greenwood Village, Colorado

Network Engineer II

Responsibilities:

• Operated, deployed, managed, and continually improved voice, video, commercial, data, home security, systems, and network services.
• Worked on large-scale network consisting of over 10,000 devices, such as routers NCS6k, ASR9k, Nexus Switches, CMTS, Cisco switches, cell towers, CBH, NV satellites, optical and transport gears, applications, servers, IP scopes, and databases.
• Resolved complex break/fix issues and focused on rapidly restoring outages, engaging broader teams as necessary.
• Partnered with and led engineering, vendors, and regions to achieve continuous improvement.
• Served as high-tier operations support for various field, vendors, and customer-focused organizations.
• Converged multiplatform network including Juniper and Cisco, ALU Routers, CMTS, Transport Gears “OME6500,” associated protocols, advanced troubleshooting, multi- and uni-caste, MPLS, IP management, DNS, traffic management, and sparing.
• Multiple protocols such as PSTN, SIP, routing, Cisco, carrier-to-carrier troubleshooting, commercial channel migration from headend to CRAN, set tops, and IP video delivery (i.e. troubleshooting) through various analytical duties in testing and evaluation of network and headends.
• Supported all XNOC tools and alarms, analyzed system needs, determined prioritization of break/fix scenarios, and ensured availability of networking services.
• Implemented changes in network and across systems, focusing on deploying new services and stabilizing products following established change management processes.
• Administered configuration management techniques, ensuring infrastructure correctly aligned and complied with standards.
• Resolved potential conflicts before impacting intra-/inter-related vertical systems and developed and reported on network availability and compliance metrics.
• Performed extensive use of all network tools and ticketing system, such as:
• BMC Remedy TTS: Opening tickets, following up, and updating/tracking all network issues through to resolution.
• Monitoring Tools: Spectrum, SevOne sheet, and Kibana.
• Traffic Analyzing Tools: Weather map for all traffic history, condition, and intensity.
• Transport Gears: Ciena OME6500, MUX-OTDR-ODLC-OCI-One control, Site Manager, and check circuits performance using MeatSolve for Confidential backbone “Ibone and Cbone” troubleshooting.
• Developed in-depth expertise in creating SMOP, costing off traffic from bundles/100Gig/10Gig (juniper, Cisco, Alcatel, Arista), creating all CM/SM for emergency break fix, and using SPLUNK for log history.
• Initiated and tracked multi-vendor tickets and RMAs.
• Opened bridges with XOC and headends for troubleshooting boxes and interfaces, adding loops, and isolating errors.
• Created Quick CM for new modules/cards insert.

Confidential, Colorado Springs, Colorado

Network Engineer/IT Manager

Responsibilities:

• Assisted in building, installing, and maintaining networks.
• Helped plan, design, configure, and troubleshoot Cisco routers/switches, analyze costs, and recommend appropriate equipment needed for WAN/LAN/VoIP/firewalls.
• Worked with other departments, customers, vendors, and partners to provide efficient fault resolution of network/systems outages.
• Identified, isolated, and resolved data communications problems.
• Provided high-quality customer service and follow-through, ensuring expedient resolution of all problems concerning computers, peripherals, and network services.
• Implemented required escalation and notification processes and documented network outages.
• Delivered technical assistance to users regarding equipment operation and maintenance, including testing and analyzing computer equipment malfunctions and software errors.
• Installed and troubleshot hardware and software on multiple diverse computers, notebooks, printers, and network operating systems.
• Minimized network and daily operation disruptions by upgrading 90% of network equipment throughout three branches.
• Migrated network equipment to Microsoft Windows 8.
• Enhanced network availability and maximized use of POS system remotely.

Confidential

Senior Network Engineer

Responsibilities:

• Prepared, planned, designed, implemented, deployed, and optimized Cisco networks and implemented new enterprise LAN/WAN, using Cisco Catalyst 6550/45xxE/3650/7600 core switches, Cisco Nexus 5k/7k/2k distribution switches, and Cisco Catalyst 2960 and 36xx access switches.
• Designed scalable and fault-tolerant network architecture, using redundancy and best of quality services.
• Installed, implemented, and administered network systems using BGP, OSPF, EIGRP, Dynamic Multi-VPN, NHRP, and MPLS protocols, using Wireshark and Cisco prime as network manager software suite.
• Upgraded Cisco switches’ and routers’ CSR 1000v, IOS XE, IOU, and IOS 15.3 operating systems.
• Assisted system engineers configuring multi VMware, vSphere sites, and Microsoft Hyper-V virtualization solutions.
• Deployed and sustained Cisco Nexus 1k-v virtual switch, Cisco ASR 9000, and GSR-XR 12xxx high-density Gigabit switch router for video and voice over IP demanding solutions.
• Tested, installed, and configured various network routers and switches, including Juniper, Huawei, Alcatel, Avaya (Nortel), D-Link, Linksys, Netgear, HP 3com, and Dell Force10.
• Enhanced network security and availability to meet 99% of required standards.
• Improved network planning and design and effectively utilized Cisco architecture such as IIN and SONA.
• Enhanced quality, accuracy, security, and flow control to ensure efficiency and currency of all network devices.
• Extended intelligence across multiple products and infrastructure layers.
• Improved enterprise campus security, using Cisco PIX/ASA 5505 with (AIP SSC) firewall and (ACE) Cisco Web application firewall for load balancing.

Confidential

Network Engineer

Responsibilities:

• Built complex enterprise networks and implemented advanced routing, switching, and diagnosis/troubleshooting of networks.
• Implemented, monitored, and maintained routing and switching services in enterprise campus network.
• Planned, configured, and verified implementation of complex enterprise switching solutions and LAN/WAN routing solutions.
• Oversaw implementation of IPv6, EIGRP, MPLS, IS-IS, BGP, and OSPF in enterprise network.
• Configured secure routing solutions to support branch offices and mobile workers.
• Led implementation of secure integration of VLANs, WLANs, voice, and video into campus networks.
• Planned and executed regular network maintenance to monitor/maintain complex enterprise routed and switched IP networks.
• Performed network troubleshooting, using technology-based processes and best practices based on systematic and industry-recognized approaches.
• Resolved critical network issues by following effective problem-solving methodologies.
• Improved accuracy, security, and optimal balance of using Cisco and other vendors to ensure flow of information with less effort, meeting 99% of new plan requirements.

Confidential

Network Administrator

Responsibilities:

• Configured, installed, and administered network infrastructure LAN/WAN and telecommunications systems with both Ministry of Education and Ministry of Communication supporting staff of over 2,800 users.
• Led full planning, implementation, configurations, verification, and troubleshooting of local and enterprise-class network using RIPv2 BGP, OSPF, EIGRP, and Cisco Hierarchical Campus Model ECNM.
• Worked collaboratively with specialists on advanced security, voice, wireless, and video solutions.
• Analyzed and reported outages and corrective actions to Theater Network Operations Center.
• Fulfilled administrative and technical responsibilities including:
• VLAN administration, routing, firewall PIX/ASA/DMZ and ACL administration, and DHCP and server administration.
• Used Cisco Works 2003, network traffic shaping/policing, and QoS to manage and administer network, cabling, and installation as well as to plan network development and expansion as needed.
• Utilized Kiwi syslog to track all users’ network-related issues and used Cisco Unified Call Manager to configure, add, delete, and update device and user information.
• Enhanced network security and achieved over 98% of MOE network compliance.
• Maintained network availability and ensured regular maintenance on equipment.
• Improved inventory control capabilities by developing comprehensive asset management program.
• Managed network stability through use of MOE-approved, government-furnished equipment, applied all Cisco high-availability standards, and improved LAN/WAN network performance over 95%.