Ferguson began her career with the Department of Corrections in 2003 as a correctional officer at Eastern Kentucky Correctional Complex (EKCC). In 2004, she was promoted to classification and treatment officer. Ferguson remained in that position until 2010 when she was promoted to unit administrator where she worked in re-entry, meritorious housing, minimum security, restrictive housing, and general population. She assisted with opening the first re-entry dorm at EKCC and was the transfer coordinator for the institution.
In 2016, she was promoted to program administrator in the Office of Adult Institution and has since worked on various projects for the department.
Ferguson is a 2003 graduate of Eastern Kentucky University, where she earned a bachelor's degree in social work. She is a 2007 and 2012 graduate of the Commissioner's Executive Leadership Program. She also is a member of the Kentucky Council on Crime and Delinquency and the Correctional peace Officers Foundation.