Radiation Therapists
Provide radiation therapy to patients as prescribed by a radiation oncologist according to established practices and standards. Duties may include reviewing prescription and diagnosis; acting as liaison with physician and supportive care personnel; preparing equipment, such as immobilization, treatment, and protection devices; and maintaining records, reports, and files. May assist in dosimetry procedures and tumor localization.
Also Known As:
Computed Tomography Simulation Therapist (CT Simulation Therapist)
Dosimetrist
Radiation Therapist (RT)
Radiation Therapy Technologist (RTT)
Registered Radiation Therapist
Staff Radiation Therapist
Job Outlook
Below Average
New job opportunities are less likely in the future
Texas's
2034 Projected Employment
1,610
14% Change From 2024
United States
2034 Projected Employment
19,600
2% Change From 2024
Explore Radiation Therapists video
Tasks you might complete in a day.
- Follow principles of radiation protection for patient, self, and others.
- Photograph treated area of patient and process film.
- Enter data into computer and set controls to operate or adjust equipment or regulate dosage.
- Position patients for treatment with accuracy, according to prescription.
- Schedule patients for treatment times.
- Maintain records, reports, or files as required, including such information as radiation dosages, equipment settings, or patients' reactions.
- Implement appropriate follow-up care plans.
- Store, sterilize, or prepare the special applicators containing the radioactive substance implanted by the physician.
- Observe and reassure patients during treatment and report unusual reactions to physician or turn equipment off if unexpected adverse reactions occur.
- Train or supervise student or subordinate radiotherapy technologists.
- Review prescription, diagnosis, patient chart, and identification.
- Prepare or construct equipment, such as immobilization, treatment, or protection devices.
- Help physicians, radiation oncologists, or clinical physicists to prepare physical or technical aspects of radiation treatment plans, using information about patient condition and anatomy.
- Act as liaison with physicist and supportive care personnel.
- Observe and reassure patients during treatment and report unusual reactions to physician or turn equipment off if unexpected adverse reactions occur.
- Administer prescribed doses of radiation to specific body parts, using radiation therapy equipment according to established practices and standards.
- Provide assistance to other healthcare personnel during dosimetry procedures and tumor localization.
- Enter data into computer and set controls to operate or adjust equipment or regulate dosage.
- Assist in the preparation of sealed radioactive materials, such as cobalt, radium, cesium, or isotopes, for use in radiation treatments.
- Implement appropriate follow-up care plans.
- Conduct most treatment sessions independently, in accordance with the long-term treatment plan and under the general direction of the patient's physician.
- Educate, prepare, and reassure patients and their families by answering questions, providing physical assistance, and reinforcing physicians' advice regarding treatment reactions or post-treatment care.
- Photograph treated area of patient and process film.
- Administer prescribed doses of radiation to specific body parts, using radiation therapy equipment according to established practices and standards.
- Check radiation therapy equipment to ensure proper operation.
- Train or supervise student or subordinate radiotherapy technologists.
- Conduct most treatment sessions independently, in accordance with the long-term treatment plan and under the general direction of the patient's physician.
- Educate, prepare, and reassure patients and their families by answering questions, providing physical assistance, and reinforcing physicians' advice regarding treatment reactions or post-treatment care.
- Check for side effects, such as skin irritation, nausea, or hair loss to assess patients' reaction to treatment.
- Calculate actual treatment dosages delivered during each session.
- Store, sterilize, or prepare the special applicators containing the radioactive substance implanted by the physician.
Subject areas you may need to master.
- Personnel and Human Resources - Knowledge of principles and procedures for personnel recruitment, selection, training, compensation and benefits, labor relations and negotiation, and personnel information systems.
- Fine Arts - Knowledge of the theory and techniques required to compose, produce, and perform works of music, dance, visual arts, drama, and sculpture.
- Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
- Law and Government - Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process.
- Public Safety and Security - Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.
- Customer and Personal Service - Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
- Transportation - Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits.
- Education and Training - Knowledge of principles and methods for curriculum and training design, teaching and instruction for individuals and groups, and the measurement of training effects.
- Chemistry - Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.
- Physics - Knowledge and prediction of physical principles, laws, their interrelationships, and applications to understanding fluid, material, and atmospheric dynamics, and mechanical, electrical, atomic and sub-atomic structures and processes.
- History and Archeology - Knowledge of historical events and their causes, indicators, and effects on civilizations and cultures.
- Production and Processing - Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.
- Food Production - Knowledge of techniques and equipment for planting, growing, and harvesting food products (both plant and animal) for consumption, including storage/handling techniques.
- Administration and Management - Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.
- Communications and Media - Knowledge of media production, communication, and dissemination techniques and methods. This includes alternative ways to inform and entertain via written, oral, and visual media.
- Building and Construction - Knowledge of materials, methods, and the tools involved in the construction or repair of houses, buildings, or other structures such as highways and roads.
- Sales and Marketing - Knowledge of principles and methods for showing, promoting, and selling products or services. This includes marketing strategy and tactics, product demonstration, sales techniques, and sales control systems.
- Engineering and Technology - Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
- Psychology - Knowledge of human behavior and performance; individual differences in ability, personality, and interests; learning and motivation; psychological research methods; and the assessment and treatment of behavioral and affective disorders.
- Geography - Knowledge of principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.
- Medicine and Dentistry - Knowledge of the information and techniques needed to diagnose and treat human injuries, diseases, and deformities. This includes symptoms, treatment alternatives, drug properties and interactions, and preventive health-care measures.
- Therapy and Counseling - Knowledge of principles, methods, and procedures for diagnosis, treatment, and rehabilitation of physical and mental dysfunctions, and for career counseling and guidance.
- Foreign Language - Knowledge of the structure and content of a foreign (non-English) language including the meaning and spelling of words, rules of composition and grammar, and pronunciation.
- Economics and Accounting - Knowledge of economic and accounting principles and practices, the financial markets, banking, and the analysis and reporting of financial data.
- Administrative - Knowledge of administrative and office procedures and systems such as word processing, managing files and records, stenography and transcription, designing forms, and workplace terminology.
- Computers and Electronics - Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
- Biology - Knowledge of plant and animal organisms, their tissues, cells, functions, interdependencies, and interactions with each other and the environment.
- Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
- English Language - Knowledge of the structure and content of the English language including the meaning and spelling of words, and rules of composition and grammar.
- Sociology and Anthropology - Knowledge of group behavior and dynamics, societal trends and influences, human migrations, ethnicity, cultures, and their history and origins.
- Philosophy and Theology - Knowledge of different philosophical systems and religions. This includes their basic principles, values, ethics, ways of thinking, customs, practices, and their impact on human culture.
- Telecommunications - Knowledge of transmission, broadcasting, switching, control, and operation of telecommunications systems.
- Design - Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
Strengths you may need in this role.
- Troubleshooting - Figuring out what is causing equipment, machines, wiring, or computer programs to not work.
- Time Management - Managing your time and the time of other people.
- Reading Comprehension - Reading work-related information.
- Instructing - Teaching people how to do something.
- Programming - Writing computer programs.
- Writing - Writing things for co-workers or customers.
- Complex Problem Solving - Noticing a problem and figuring out the best way to solve it.
- Science - Using scientific rules and strategies to solve problems.
- Equipment Selection - Deciding what kind of tools and equipment are needed to do a job.
- Equipment Maintenance - Planning and doing the basic maintenance on equipment.
- Critical Thinking - Thinking about the pros and cons of different ways to solve a problem.
- Repairing - Repairing machines or systems using the right tools.
- Speaking - Talking to others.
- Active Learning - Figuring out how to use new ideas or things.
- Operations Analysis - Figuring out what a product or service needs to be able to do.
- Mathematics - Using math to solve problems.
- Technology Design - Making equipment and technology useful for customers.
- Systems Analysis - Figuring out how a system should work and how changes in the future will affect it.
- Judgment and Decision Making - Thinking about the pros and cons of different options and picking the best one.
- Systems Evaluation - Measuring how well a system is working and how to improve it.
- Monitoring - Keeping track of how well people and/or groups are doing in order to make improvements.
- Service Orientation - Looking for ways to help people.
- Persuasion - Talking people into changing their minds or their behavior.
- Management of Financial Resources - Making spending decisions and keeping track of what is spent.
- Management of Material Resources - Managing equipment and materials.
- Social Perceptiveness - Understanding people's reactions.
- Operation and Control - Using equipment or systems.
- Active Listening - Listening to others, not interrupting, and asking good questions.
- Learning Strategies - Using the best training or teaching strategies for learning new things.
- Operations Monitoring - Watching gauges, dials, or display screens to make sure a machine is working.
- Negotiation - Bringing people together to solve differences.
- Installation - Installing equipment, machines, wiring, or computer programs.
- Coordination - Changing what is done based on other people's actions.
- Quality Control Analysis - Testing how well a product or service works.
- Management of Personnel Resources - Selecting and managing the best workers for a job.
- Number Facility - Adding, subtracting, multiplying, or dividing.
- Mathematical Reasoning - Choosing the right type of math to solve a problem.
- Selective Attention - Paying attention to something without being distracted.
- Originality - Creating new and original ideas.
- Memorization - Remembering words, numbers, pictures, or steps.
- Arm-Hand Steadiness - Keeping your arm or hand steady.
- Multilimb Coordination - Using your arms and/or legs together while sitting, standing, or lying down.
- Oral Comprehension - Listening and understanding what people say.
- Inductive Reasoning - Making general rules or coming up with answers from lots of detailed information.
- Information Ordering - Ordering or arranging things.
- Spatial Orientation - Knowing where things are around you.
- Speed of Limb Movement - Quickly moving your arms and legs.
- Explosive Strength - Jumping, sprinting, or throwing something.
- Depth Perception - Deciding which thing is closer or farther away from you, or deciding how far away it is from you.
- Far Vision - Seeing details that are far away.
- Perceptual Speed - Quickly comparing groups of letters, numbers, pictures, or other things.
- Category Flexibility - Grouping things in different ways.
- Deductive Reasoning - Using rules to solve problems.
- Flexibility of Closure - Seeing hidden patterns.
- Fluency of Ideas - Coming up with lots of ideas.
- Time Sharing - Doing two or more things at the same time.
- Finger Dexterity - Putting together small parts with your fingers.
- Control Precision - Quickly changing the controls of a machine, car, truck or boat.
- Extent Flexibility - Bending, stretching, twisting, or reaching with your body, arms, and/or legs.
- Near Vision - Seeing details up close.
- Speech Clarity - Speaking clearly.
- Problem Sensitivity - Noticing when problems happen.
- Wrist-Finger Speed - Making fast, simple, repeated movements of your fingers, hands, and wrists.
- Static Strength - Lifting, pushing, pulling, or carrying.
- Response Orientation - Quickly deciding if you should move your hand, foot, or other body part.
- Rate Control - Changing when and how fast you move based on how something else is moving.
- Reaction Time - Quickly moving your hand, finger, or foot based on a sound, light, picture or other command.
- Sound Localization - Noticing the direction that a sound came from.
- Gross Body Coordination - Moving your arms, legs, and mid-section together while your whole body is moving.
- Stamina - Exercising for a long time without getting out of breath.
- Gross Body Equilibrium - Keeping your balance or staying upright.
- Trunk Strength - Using your lower back and stomach.
- Speech Recognition - Recognizing spoken words.
- Dynamic Flexibility - Quickly and repeatedly bending, stretching, twisting, or reaching out with your body, arms, and/or legs.
- Night Vision - Seeing at night or under low light.
- Glare Sensitivity - Seeing something even if there is a glare or very bright light.
- Hearing Sensitivity - Telling the difference between sounds.
- Visual Color Discrimination - Noticing the difference between colors, including shades and brightness.
- Speed of Closure - Quickly knowing what you are looking at.
- Written Comprehension - Reading and understanding what is written.
- Dynamic Strength - Exercising for a long time without your muscles getting tired.
- Peripheral Vision - Seeing something to your side when your are looking ahead.
- Auditory Attention - Paying attention to one sound while there are other distracting sounds.
- Oral Expression - Communicating by speaking.
- Visualization - Imagining how something will look after it is moved around or changed.
- Written Expression - Communicating by writing.
- Manual Dexterity - Holding or moving items with your hands.
Average Education Attained
Highest level of education earned by people in this career.
Career Coaching
Need a guide to help you on your career journey or to prepare for your next interview?
You May Also Be Interested In
Content sourced from United States Department of Labor Employment and Training Administration ("DOLETA") and the Minnesota Department of Employment & Economic Development ("DEED")