SUMMARY

• I have been an IT professional for 24 years and have worked my way from a Help Desk analyst to Senior Network Engineer and Manager.
• During my career, I have had the privilege to work with many technologies and have found my true passion to be Network Engineering and especially Wireless.
• I am seeking an opportunity to hone my networking skills in an environment where my contributions can make a difference.

PROFESSIONAL EXPERIENCE

Confidential

Senior Systems Engineer (Networking Lead)

Responsibilities:

• Using Palo Alto firewalls, implemented both site - to-site and client-based VPN solutions using GlobalProtect to allow secure business-to-business connections and home- and travel-based connections for 500 end users
• Spearheading move from MPLS and Cisco iWAN to VeloCloud SD-WAN using business-class Internet ISPs for 20 sites in the United States
• Use Solar Winds to monitor status of wired and wireless networks and fileserver assets for a nationwide law-firm in seven states to maintain uptime and performance
• Re-architecting wireless solution, moving from older-model access points and controllers on local mode to DNA-capable APs using virtual wireless controllers and FlexConnect
• Use Cisco Prime and ISE to monitor and optimize performance and security for 500 end-users in 20 sites
• Implemented the use of LiveAction to monitor and optimize flows of 20 sites on Cisco iWAN using BGP peering and EIGRP neighborships
• Re-engineered two data centers to avoid single points of failure in power and network connectivity - ordered and configured new networking equipment and diverse carrier circuits

Confidential

Senior Network Engineer and Field Services Manager

Responsibilities:

• Architect, request for proposal, purchase, configure, install, monitor and maintain complete wired and wireless networks in Greenfield sites and continuously refresh network equipment in existing sites
• Design the conversion of acquired networks into the company’s network including VPNs, NATing, route injection and choice of both interim and long-term WAN providers
• Order, delete and maintain wide-area-network circuits from single T1s to bundled T1s to Ethernet hand-offs to Metro Ethernet solutions
• Use network monitoring tools such as What’s Up Gold, Solar Winds, Spectrum and Prime Infrastructure to maintain wired and wireless networks and to be alerted to outages and potential issues
• Evaluate and adopt SD-WAN technologies for use in wide-area networking across five continents to eliminate dependence on MPLS circuits and commodity Internet (evaluated Cisco ACI, adopted AT&T VeloCloud)
• Arrange for and develop plans for cellular connections as the primary WAN circuit in areas not served by land lines and as a failover solution for traditionally connected locations using Cradlepoint technology
• Evaluate and adopt new networking technologies that incorporate Cisco DNA and that support Cisco ONE licensing
• Implement Cisco Prime Infrastructure (v. 3.0) to take better control of the company’s network
• Perform quarterly hardware and network refreshes for Cisco core switches and access-layer switches and normalize network standards in legacy locations
• Using Infoblox (external DNS) and Microsoft (internal DNS) servers, administer DHCP and DNS scopes and options Integrate manufacturing environments with IT networking including SCADA, Production Line Controls (PLC), Production Line Manufacturing (PLM) systems, and RS-232 and serial interfaces
• Provide Tier III and IV troubleshooting and support for hundreds of network endpoints across five countries to ensure quality customer service
• Responsible for maintaining, upgrading, troubleshooting and planning over 20 wireless networks in five countries across the Americas region
• Design, order equipment, build and fine-tune network architecture for new sites of between 50 and 300 end users
• Use Cisco Prime to manage the wireless environment of hundreds of 2600-series, 3602, 3702 and 3802 Cisco wireless access points
• Project manager for the initiative to remove 20+ local wireless LAN controllers and to move control of the company’s wireless networks to a centralized 5520 Cisco WLC
• Travel frequently to remote locations to conduct site surveys with AirMagnet software and recommend relocation, replacement and additions to existing wireless access point inventory based on survey results
• Optimize wireless networks for emerging technologies such as QoS to support VoWLAN and VoWiFi following the 802.11e RFC with built-in Cisco feature sets
• Evaluate, field-test and recommend new wireless technologies from access points to wireless LAN controllers to monitoring and control platforms
• Configure and load-balance Cisco 2504, 5508 and 5520 wireless LAN controllers (WLC)
• Secure network with best practices including WPA2 with AES and 802.1X using Cisco Radius NPS for AAA
• Adopted the 802.11ac standard in offices and prepared for 802.11ac Wave 2
• Use programs such as PuTTY, Wireshark, WiFi Analyzer and Acrylic WiFi (alternative to AirPcap) to control and fine-tune performance of wireless access points
• Monitor performance and uptime of wireless infrastructure and the wired infrastructure that supports and back-hauls wireless using What’s Up Gold and Solar Winds
• Program, monitor and maintain the connection code for hundreds of wireless scan guns including Motorola 9060, 9190 and 9200 models and Intermec scanners, Surface wireless tablets, a variety of wireless desktop and laptop PCs and Zebra wireless printers
• Update and maintain documentation of wireless networks using Visio and Excel
• Ensure seamless connection between all of Gates’ Americas sites by overseeing implementation of a global wireless standard for SSIDs, encryption and authentication
• Provide Tier III/IV support for wireless issues across North and South America
• Supervise a staff of six remote Systems Administrators who provide Tier II support for their individual locations
• Help staff members set and achieve goals and review their achievements toward goal fulfilment at the end of the year
• Coordinate training and career development of staff members

Confidential

Network Engineer

Responsibilities:

• Maintain, upgrade and troubleshoot a world-wide Layer 3 network that links hundreds of sites on six continents using MPLS, cellular and Metro-Ethernet circuits
• Carry out ongoing administration of local-area networks in hundreds of sites, supporting thousands of end users - Layer 2 infrastructure on Cisco switches in both manufacturing and office environments
• Perform network buildouts, ongoing support and future planning for both cellular wide-area networks and wireless (Wi-Fi) local-area networks using Cisco Aironet devices and AT&T ANIRA NetBridges and NetGates
• Use tools such as Cisco Prime, Spectrum alerts, Scrutinizer monitoring, Cisco ISE, Wireshark, PuTTY and Angry IP to administer wide-area and local-area networks
• As a network administrator:
• Order, delete and maintain land lines
• Administer cellular backup solutions
• Update and maintain network documentation, topologies and visual presentations of network subnetting schema
• As a Voice Over IP (VOIP) engineer,
• Administer and maintain Microsoft Skype for Business 2015 and Lync 2013
• Perform system support for Polycom VVX 600, CTX600, CX3000 phones
• Implement Cisco Jabber
• Work in SIP and H.323 environments and integrate the two
• As a telecom engineer:
• Maintain an array of legacy Avaya PBX equipment: Prologix, Merlin Legend, IP Office
• Use Avaya Site Administrator software to maintain accounts and extensions
• Voice mail systems: Octel Branch, Octel Aria, Intuity Audix, Voice Mail Pro, Call Pilot
• Integrate Siemens HiPath and Nortel Norstar with other legacy equipment and with modern VOIP technologies while managing carrier and last-mile provider vendors
• Order, cancel and modify telephony circuits: PRI, ISDN, PSTN, POTS
• Maintain an array of gateways including Sonus survivable branch appliances running Windows Skype for Business/Lync 2013 applications and Tenor analog-to-digital converters
• As a voice and video collaboration engineer,
• Design networks of Cisco TCS, VCS, Conductor devices along with SX90, SX80 and SX20 codecs
• Serve as the company’s administrator for WebEx Meeting Center, Training Center, Support Center, Event Center
• Integrate conference-room and smaller systems across a wide variety of vendors’ equipment including Polycom and Cisco

Confidential

Local Area Network Engineer, Senior

Responsibilities:

• As a network engineer, maintain and upgrade Cisco routers and switches to provide secure, reliable, fast connections for over 600 employees to ensure productivity
• Work with telecom providers to assure uptime of wide-area network and telephony / VOIP
• Supervise cabling / network equipment installation vendors at remote sites
• Maintain and audit performance and security of 80+ executives’ wireless network to provide reliable, secure and convenient connection solutions for production and conferences
• As a systems administrator, upgrade, patch, troubleshoot and migrate 60+ Windows fileservers, bringing them up to Server 2008R2 or Server 2012 status
• Monitor fileservers using Confidential (HP) Systems Insight Manager (SIM) and perform repairs, dispatch vendors for repairs and/or create tickets under warrantee with HP
• For Disaster Recovery role, troubleshoot and upgrade offsite ViaWest Data Center cluster of physical/virtual servers Cisco equipment to ensure availability and failover
• Utilize server-based tools (VMWare, IIS) to reconfigure and optimize server performance
• Use Active Directory and Group Policy to administer over 6000 devices and users across 14 Midwestern states to secure computer and network access and to streamline authentication
• As a desktop support engineer, install, update, configure and automate over 250 applications including training of end users and suggesting best choices for software
• Advise end users on purchasing of replacement desktops, laptops, printers and mobile devices
• Maintain, repair and upgrade more than 300 local and network printers and multi-function devices to ensure reliable, quality printing options and including warranty repairs
• Update knowledge base, track help desk tickets, maintain SharePoint site, create procedural documentation, track assets and serial numbers, keep up-to-date with change control
• As a project manager, ensure proper equipment purchases, cabling, power, licensing, backup options, vendor support, telephony and wide-area network service for 15 new sites that have opened in Colorado and similar duties for 10 sites that have closed
• As a security administrator, maintain 17 biometric hand-scanning appliances to ensure security and convenient access to safe-deposit boxes, supervise vendors for installation, configuration, upgrades and warranty repairs
• Use McAfee Endpoint Encryption, pre-boot authentication, virus-definition-file propagation tools and Console Tool to secure fileservers, desktops and laptops for over 3000 end users
• Participate in Disaster Recovery drills, preparedness, planning and after-exercise reporting
• Working with network engineers, converted First Federal Bank’s network to co-operate with Commercial Federal’s
• Developed the model for Internet kiosk PCs using Juniper firewall-router-switches
• As a project manager, pioneered the IT solutions for the Denovo-style architecture in 6 new branches opened across Colorado including biometrics PCs and Teller Cash Dispensers
• Supervised one technician responsible for end-user desktop support