Career Details

Radiation Therapist

Career Overview

Radiation therapists treat cancer and other diseases in patients by administering radiation treatments. Radiation therapists operate machines, such as linear accelerators, to deliver concentrated radiation therapy to the region of a patient’s tumor. Radiation treatment can shrink or remove cancers and tumors.


Most radiation therapists complete programs that lead to an associate’s degree or bachelor’s degree in radiation therapy. Radiation therapists must be licensed or certified in most states. Requirements vary by state, but often include passing a national certification exam.

Salary Expectations

Low End:
High End:
$56,360 /yr
$82,330 /yr
$124,320 /yr

Recommended Courses

  • English - as much as possible!
  • Algebra
  • Physics
  • Science - as much as possible!
  • Communication
  • Math - as much as possible, including calculus!
Future Outlook

Employment of radiation therapists is projected to grow 13 percent from 2016 to 2026, faster than the average for all occupations. Demand for radiation therapists may stem from the aging population and advances in radiation therapies.

Jobs: Check Available Jobs!

Work Environment

Radiation therapists work in hospitals, offices of physicians, and outpatient centers. Most radiation therapists work full time.


Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook

Explore Careers, Labour Market Information, Government of Canada