Earn a high school diploma or GED
Take science and math courses in high school
Complete an accredited radiation therapy program
Earn an associate degree or bachelor’s degree in radiation therapy
Complete clinical training and supervised practice
Learn anatomy, physiology, oncology, and radiation safety
Develop patient care and communication skills
Pass the required certification exam
Obtain state licensure if required in your area
Apply for entry-level radiation therapist positions
Maintain certification through continuing education
Keep up with new technology and treatment protocols