• Lenoir City TN

Gardner Horton

Certified Information Systems Security Professional

Work History

Work History


Network EMWIN
Managed and maintained the Emergency Managers Weather Information) satellite re-transmissionsystem, and all peripheral equipment in the DOE Oak Ridge Operations Center; also the re-broadcast of the satellite information via a local server with Domain Name Server(DNS) and a local web site which I designed and maintained for the World Wide Web utilizing HTML, Java and PHP Engineered, installed, and managed 20 Life Safety Systems

Information System Security Manager

Engineered and implemented a Secondary Alarm
Information System Security Manager(ISSM) for classified and unclassified systems, as well as, Information System Security Officer(ISSO) for classified systems Managed databases which produced customized monthly False Alarm Rate/Nuisance Alarm Rate(FAR/NAR) data and site specific graphical reports Engineered and implemented a Secondary Alarm Station(SAS) which included designing and deploying a redundant secure network Developed and submitted Physical Security Systems Lifecycle Cost, Audits, and Analysis documents for submission to the DOE Secretary of Energy Successfully participated in numerous Office of Independent Oversight(OIO) security audits

Service Technician

2014 - Present
Gallaher and Associates
Service Technician Alcoa, TN Mentored and trained new and existing helpers. Troubleshoot, repair, and install fire alarm, access control, and nurse call systems. Isolate the cause whether network, hardware or software related issue and resolve the problem. Accomplishments: Learned numerous new products and manufacturers programming methodologies.

Electronics Technician

2014 - 2014
Electronics Technician Oak Ridge, TN Troubleshoot, repair to component level, and calibrate, various types of dosimeter devices. Perform First Article Inspections on new designs and devices. Managed parts inventory and labor hours associated with all repairs. Utilizing various test equipment such as oscilloscopes, multi-meters, signal generators, and others. Accomplishments: Developed or modified 20 procedures to improve efficiency of calibrating dosimeters

Technical Security Administrator

2008 - 2013
Isotek Systems, LLC
Technical Security Administrator. Oak Ridge, TN Engineered, managed installation and administration of physical security systems and enterprise computer networks for a Category 1 nuclear facility protecting the National Repository of Uranium-233(U-233) SNM. Developed a risk analysis matrix, contingency and recovery planning for the physical security systems and network infrastructure. Designed and implemented a redundant Windows 2008R2 enterprise network with Active Directory. Met all applicable DOE information security systems requirements(FISMA, FIPS 199, NIST 800-37 and 800-53, DOE Directives, and classification requirements) with successful submissions using the Certification and Accreditation(C&A) process to the DOE. Managed vulnerability scanning and assessments on networks, patch management on systems. Managed networks, users, and Active Directory Access Control systems, Intrusion Detection Systems(IDS), Remotely Operated Weapons System (ROWS), Closed Circuit Television(CCTV) systems, Smiths Detection Sentinel II Explosives Detector, and others utilizing fiber optic and ethernet network connectivity. Accomplishments

Electronics Engineering Technician Level III

1997 - 2008
G2 Engineering/Security Consultants Group/GS
Electronics Engineering Technician Level III Tech Oak Ridge, TN



2015 - 2018


DeVry Institute of Technology