Harder was the executive director of the Erie Community College Foundation and the vice president of institutional advancement at Patrick & Henry Community College.[2] From 2012 to May 29, 2020, she was the chancellor of South Louisiana Community College.[2][3] In this role, she led the merger of the community and technical colleges to streamline operations and costs.[1] During her tenure, enrollment increased from 6,100 students to over 18,000.[1][4] On June 1, 2020, she became the 17th president of Coker University.[2][4] She is the first female in the role.[5] In 2024, her contract was extended through 2030.[5]