✨ Fill and validate PDF forms with InstaFill AI. Save an average of 34 minutes on each form, reducing mistakes by 90% and ensuring accuracy. Learn more

Five Essential Steps to Become a Radiation Therapist

February 08, 2023 · 4 min read

A person who has completed an accredited educational program in radiation therapy and passed a certification examination may become a radiation therapist. This usually requires obtaining an associate's or bachelor's degree in the field and gaining clinical experience through an internship or on-the-job training. Some states may also require radiation therapists to be licensed.

To become a radiation therapist, you can follow these steps:

  1. Complete an accredited educational program in radiation therapyThis typically requires an associate's or bachelor's degree in the field.
  2. Gain clinical experience: Many programs include an internship or other opportunities for hands-on learning, but you may also be able to gain experience through on-the-job training.
  3. Pass a certification exam: Most states require radiation therapists to be certified by the American Registry of Radiologic Technologists (ARRT) or another recognized organization.
  4. Meet any state licensure requirements: Some states require radiation therapists to be licensed, so be sure to check your state's requirements.
  5. Maintain your certification: Most certification organizations require continuing education to maintain your certification status.

It's important to research specific requirements in your state as requirements can vary.


Radiation therapy education can be obtained through an accredited college or university program. These programs typically lead to an associate's or bachelor's degree in radiation therapy and cover subjects such as anatomy, physiology, medical imaging, radiation physics, and patient care.

Here are a few options for finding accredited radiation therapy programs:

  1. Colleges and universities: Many community colleges, four-year colleges, and universities offer radiation therapy programs.
  2. Online programs: Some institutions offer online programs in radiation therapy that allow you to complete coursework from the comfort of your own home.
  3. Hospitals and medical centers: Some hospitals and medical centers offer in-house training programs for aspiring radiation therapists.

It's important to research and compare different programs to find one that best fits your needs and goals. You can also contact the American Society of Radiologic Technologists (ASRT) for information on accredited programs.


The time it takes to become a radiation therapist can vary, but typically it takes 2-4 years.

An associate's degree in radiation therapy usually takes 2 years to complete, while a bachelor's degree can take 4 years. After completing an educational program, you'll need to pass a certification exam and meet any state licensure requirements before beginning work as a radiation therapist.

It's important to keep in mind that the exact time it takes to become a radiation therapist will depend on factors such as the type of program you enroll in, your pace of study, and any additional requirements in your state.


To become a successful radiation therapist, you'll need a combination of technical and interpersonal skills, including

  1. Attention to detail: Radiation therapy is a precise and demanding field, requiring a high level of accuracy in planning and administering treatments.
  2. Communication skills: You'll need to be able to clearly communicate with patients and their families, as well as other healthcare providers.
  3. Compassion and empathy: Radiation therapy can be a challenging and emotional experience for patients, so it's important to have a caring and empathetic demeanor.
  4. Physical dexterity: You'll need to be able to maneuver equipment and position patients for treatment, which requires good hand-eye coordination and manual dexterity.
  5. Technical knowledge: You'll need a strong understanding of anatomy, medical imaging, radiation physics, and the use of specialized equipment.
  6. Critical thinking and problem-solving skills: You'll need to be able to quickly and accurately assess a patient's situation and develop an appropriate treatment plan.
  7. Teamwork: You'll be part of a healthcare team, so it's important to be able to work effectively with others.

Developing these skills takes time and practice, so it's important to be committed and dedicated to your career in radiation therapy.

Becoming a radiation therapist can be challenging, but it's also a rewarding and fulfilling career. To become a radiation therapist, you'll need to complete an accredited educational program, gain clinical experience, pass a certification exam, and meet any state licensure requirements.

The educational program can be demanding, as it requires a deep understanding of anatomy, medical imaging, radiation physics, and patient care. The certification exam can also be challenging, as it tests your knowledge and skills in the field.

However, with dedication and hard work, many people successfully become radiation therapists and go on to have fulfilling careers helping others. If you're committed to the field and willing to put in the effort, becoming a radiation therapist can be a rewarding and challenging experience.

by Olena Sobolieva

Was this helpful?