Leonie obtained her B. Pharm Degree from the Potchefstroom University in 1997, and started her internship at Steve Biko Academic Hospital in January 1998. She remained at Steve Biko hospital after internship, and progressed through the ranks, until she became the Assistant Manager (Drug Controller) in 2005, a position she filled until 2016, when she became the Pharmacy Manager.

She also obtained a post graduate diploma (Cum Laude) in Hospital Pharmacy Management at the University of Limpopo in 2010.

In 2002, she was runner up in the SAAHIP Pharmacist of the Year Award, as well as the runner up in the Khanyisa Award in the Managers category in 2007. In 2012 and 2016 projects she managed won the Steve Biko Service Excellence awards in the Project Category. (2012 – Pharmacy Ward Visits and 2016 Automation of the Outpatient Pharmacy at Steve Biko Academic Hospital)