Lt. Col. Clarke enlisted in the Marine Corps in 1997 and was commissioned in 1999. Her specialties are financial management and contracting. She has served as a battalion executive and commanding officer, congressional liaison and CJTF-HOA deputy chief of contracts. She has deployed to OIF/OEF. Her military education includes the U.S Naval War College, Marine Corps Command and Staff College and Marine Corps Amphibious Warfare School. Her civilian education includes a doctorate in management with a focus in Sub-Saharan Africa, masters’ degrees in public administration and international management, an MBA, a bachelor’s degree in psychology and a certificate in project management.