Christopher VanHorn
902-394-3686
[email protected]

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Profile

13 years of professional experience in the technology industry. Many of those years spent building, managing and maintaining computer and network systems and infrastructure. Uses a broad knowledge base to look for simple, solid and sustainable solutions.

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Skills and Technology Summary

Systems: Microsoft Windows (all versions), Microsoft Windows domains, Linux (Red Hat, Ubuntu, Slackware, Debian, custom), Mac OSX, VMWare ESXi, VMWare View
Hardware: Intel based desktops, laptops and servers, Cisco routers, switches and firewalls, rack mount hardware, copper, fiber, uninterruptable power supplies (UPS), NetApp, NexSan
Networking: IP, IPX, Dialup, T1, DS3, OC3, SONET, Ethernet, Token-Ring, 802.11a/b/g/n wireless, VPN, Stateful firewalls, OSPF, BGP, RIP, QOS, Cisco IOS, DNS, DHCP
Database: MS SQL, MySQL, Oracle, SQLite, Postgresql, Filemaker, Microsoft Access
Programming: PHP, Java, C, ColdFusion, Bash, VBScript, HTML

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Professional Experience

Virtalization

• Consolidated a production Microsoft Windows environment of 60 physical servers in four locations down to seven in two locations using VMWare ESX. This resulted in a savings of $40,000/year and a 68% reduction in power consumption and cooling.
• Designed, installed and tested a disaster recovery site at an off-site location enabling the production environment to be recovered from a catastrophic failure in 2 hours.
• Developed a VMWare View environment to replace existing terminal servers and desktops resulting in a 50% reduction in time and support costs per desktop migrated.
• Configured, managed and monitored redundant storage arrays to support the virtual environment.

Systems Administration

• Managed several Windows domains supporting a total of 1200 users, 800 desktops and 110 servers.
• Provided around the clock support for several critical systems.
• Maintained a secure environment and changed methodologies as threats dictated.

Network Infrastructure

• Secured networks using Cisco PIX/ASA hardware firewalls.
• Provided network access to remote offices using IPSec VPN.
• Configured routing, switching and remote access services using Cisco IOS based devices.
• Performed troubleshooting and packet analysis to determine the cause of network issues.
• Designed and built a highly available network for a central heating and cogeneration power plant.

End User Support

• Provided a reliable and consistent user experience.
• Responded quickly and professionally to user requests, evaluated and prioritized them, and saw the requests through to resolution.
• Developed a help desk and inventory solutions to improve the management of user requests and equipment.

Training and Education

• Trained staff and customers on changing technologies.
• Created and maintained a functional lab environment suitable for training of staff in a real hands on environment.

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Employment History

Engineering Technologies Canada - Stratford, PE, Canada
2013 - present	Electronic Technician
Baseline Business Geographics - Charlottetown, PE, Canada
2012 - 2013	Solutions Support Specialist
Cornell University - Ithaca, NY, USA
2007 - 2012	Senior Network Administrator
2004 - 2007	Network Administrator
2002 - 2004	Desktop Support Technician
Rutgers University - New Brunswick, NJ, USA
2000 - 2002	Telecommunications Analyst
1999 - 2000	Desktop Support Technician
Yesterdays Business Computers - Bridgewater, NJ, USA
1997 - 1998	Computer Refurbishing Technician

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Education

Rutgers University - New Brunswick, NJ, USA
1998 - 2002	Bachelors of Science in Computer Science with a minor in Psychology

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Certifications

Cisco Certified Network Administrator (CCNA)
Microsoft Certified Systems Engineer 2000 (MCSE)
Microsoft Certified Systems Engineer 2003 + Security (MCSE)
Comptia Security+
Private pilot license

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Other projects and interests

Cowtacular - http://www.cowtacular.com
Developed an open source helpdesk, inventory and software license management application in PHP. It is in use worldwide by several companies, universities, and governments. The application is distributed as source code or as a custom Linux OS packaged in a virtual machine.

ArduVolans - http://www.happicow.com
Designed, fabricated and programmed an autopilot for remote controlled airplanes. The autopilot is based on an ATMEGA 16Mhz processor and contains a GPS, gyroscope, accelerometer, magnetometer and barometer.

North American Brewers Association - http://www.northamericanbrewers.org
Volunteered as an Assistant Competition Coordinator since 2007. Designed and operated the IT system used to manage the competition and judge of over 1300 entries.