Roebuck joined Henderson in 1990 as an assistant professor of education. She became dean of the Graduate School where she established the Master of Arts in Teaching (MAT) Program and created the Center for Language Proficiency. She also helped in the reorganization of the Educational Leadership program leading to nationally-recognized accreditation. Roebuck was instrumental in gaining approval for Henderson’s Education Specialist Degree program. She stepped down as dean and became the coordinator of the graduate educational leadership program. She retired from Henderson in 2007 following her election to the state House. She was elected to the Arkansas House of Representatives where she served three terms, including one as majority leader. Roebuck is currently president of Managerial and Leadership Concepts Inc. and serves as a consultant to school districts and organizations throughout the U.S. She is a governor-appointed member of the Southern Regional Education Board.