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Tonya Derrick is a Senior Security Analyst with over 15 years of experience in information security, currently serving in that role for the City of Dallas since June 2008. Prior experience includes working as an Information Security Analyst at EDS from 2002 to 2007, where responsibilities included administering and maintaining network and mailbox accounts, as well as managing software platform accounts for GMAC Residential operations nationwide. Tonya Derrick holds a Bachelor of Science degree in Library and Information Science from the University of North Texas, earned between 1985 and 1990.