She earned her bachelors degree in nursing from The University of Alabama. And later attended The University of Alabama at Birmingham, where she was able to finish a Dual Pediatric Nurse Practitioner degree in Primary and Acute Continuing Care in two years. In addition to teaching at Jefferson College, Tennille is certified as a Pediatric Nurse Practitioner in Primary Care and holds the title of Director of Nursing for a local Assisted Living facility, which houses disabled Veterans and the mentally ill.