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Dosimetry Assistant Jobs (NOW HIRING)

Supervise, perform, or assist in the application of specific methods of dosimetry including ion chamber, TLD, or film measurement as directed by the Medical Physicist * Maintain licensure, undertake ...

Supervise, perform, or assist in the application of specific methods of dosimetry including ion chamber, TLD, or film measurement as directed by the Medical Physicist * Maintain licensure, undertake ...

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Dosimetry Assistant information

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$12

$19

$26

How much do dosimetry assistant jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for dosimetry assistant in the United States is $19.04, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $21.15 per hour, depending on experience, location, and employer.

What does a dosimetry assistant do?

A Dosimetry Assistant typically manages patient records, schedules dosimetry appointments, and assists medical dosimetrists and physicists by preparing data and documentation for treatment planning. They may handle the organization of imaging and treatment files, help maintain equipment logs, and coordinate communication between radiation therapists, dosimetrists, and physicians. This support role is crucial for ensuring that the workflow in a radiation oncology department is smooth, efficient, and compliant with safety protocols.

What skills and qualifications are needed to be a dosimetry assistant?

To thrive as a Dosimetry Assistant, you need a solid understanding of medical terminology, radiation safety, and basic anatomy, often supported by a relevant associate degree or certification. Familiarity with radiation oncology information systems, treatment planning software, and electronic medical records is typically required. Attention to detail, organizational skills, and effective communication are standout soft skills for this role. These skills and qualities are crucial to ensure accurate data management, patient safety, and efficient workflow in radiation therapy departments.

What is the difference between Dosimetry Assistant vs Radiation Therapist?

AspectDosimetry AssistantRadiation Therapist
CredentialsTypically requires a certificate or associate degree in radiation technology or health sciencesRequires a bachelor's degree in radiation therapy or related field, and licensure in some states
Work EnvironmentSupports radiation oncology teams, handling dosimetry calculations and equipment setupDirectly administers radiation treatments to patients in clinical settings
Employer & IndustryHospitals, cancer treatment centers, clinicsHospitals, cancer centers, outpatient clinics

While both roles work within radiation oncology, a Dosimetry Assistant primarily supports treatment planning and dosimetry tasks, whereas a Radiation Therapist directly administers patient treatments. The roles differ in required education, responsibilities, and patient interaction, but both are essential in cancer care teams.

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Infographic showing various Dosimetry Assistant job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $39,596 per year, or $19 per hour.

Dosimetry Assistant - Stephenson Cancer Center

OU Medical Center

Oklahoma City, OK • On-site

Full-time

Medical, Dental, Retirement, PTO

Re-posted 19 days ago


Job description

Position Title:Dosimetry Assistant - Stephenson Cancer CenterDepartment:Radiation TherapyJob Description:

General Description:

Responsible for routine technical work in Radiation Oncology treatment planning with the opportunity and expectation of ongoing enhancement and training in all aspects of treatment planning. Radiation Dosimetrist Assistants at this level are expected to be capable of developing routine radiotherapy treatment plans form 3D medical images (CT, MRI, PET). The assistant also performs ancillary dosimetry tasks such as block/mold room duties, HDR/LDR preparation, involvement in workflow management and billing for each patient. Work is performed under close supervision, progressing to limited supervision by Radiation Dosimetrists and/or Radiation Physicists. It is expected that advanced dosimetry skills and independence in all areas of dosimetric services will be developed while in this position. This position reports to the Radiation Oncology Manager and will receive work, direction and evaluation of technical skills from the Director of Radiation Physics.

Essential Responsibilities:

Responsibilities listed in this section are core to the position. Inability to perform these responsibilities with or without an accommodation may result in disqualification from the position.

  • Performance of non-planning dosimetry activities which includes: Block/Mold room (creation of specific devices such as bolus and electron blocks under the direction of the Dosimetrist or Physicist); Patient specific dosimetry (in vivo dosimetry); Utilization and/or implementation of institutional electronic charting and workflow systems; Utilization and/or implementation of institutional billing methods for a high standard for proper and accurate billing

  • Performance of radiotherapy treatment planning which includes: Manual 2D monitoring unit (MU) calculations; 2D plans created from conventional simulation

  • Performance of radiotherapy treatment planning which includes: 3D plans created from CT simulation using computer-based treatment-planning systems including image preparation (e.g. import, assign CT-density table and image-registration); Setup and dose point creation, implementing dose prescriptions; Anatomical and planning contour delineation; Communication with physicians and physicists regarding planning parameters

  • Responsible for importing diagnostic images (CT/MRI/PET); register and fuse diagnostic images to CT sim per orders

  • Assist in plan creation for Intensity Modulation Radiation Therapy (IMRT) planning

  • Delineate some portion of the OARs

  • Participate in the consultation regarding the proper setup and immobilization of new patients as needed

  • Transfer plans between treatment units; adjust plans, recalculate dose and document changes according to clinical needs

  • Assist in updating and creating new policy and procedures for dosimetry functions.

  • Participate in dosimetry related projects designed to improve radiation therapy processes.

  • Participation in department-wide committees as an observer as time permits (e.g.: quality improvement and safety).

  • Participate in contour rounds, and possibly chart rounds once a quarter or more frequently if scheduling levels permit.

General Responsibilities:

  • Performs other duties as assigned

Minimum Qualifications:

Education: Graduate from a JRCERT accredited program in Radiation Therapy required

Experience: RT (R) (RT) with greater than 12 months radiotherapy experience required.

License(s)/Certification(s)/Registration(s) Required: RT (T), RT (R) (MR), RT (R) (CT) or an RT (R) (RT) required. Continuing educational hours are required to maintain the registered status of 24 hours in two years to maintain AART.

Knowledge, Skills and Abilities:

  • Strong mathematical and analytical skills, including algebra, geometry, and trigonometry.

  • Ability to function safely and effectively in the Radiation Oncology clinical environment.

  • Ability to work effectively within the radiation oncology team.

  • Ability to interpret medical terminology

  • Ability to understand written and oral communication from medical staff and with patients, family, public and other professionals.

  • Ability to identify anatomic structures on radiographs and cross-sectional radiographic images and MRI.

  • Ability to interact with patients and family in such a manner as to inspire confidence and gain patient's cooperation.

  • Ability to communicate (understand written and oral communication) with medical staff, physics staff, radiation therapists, nursing, and clerical staff involved with patient care.

  • Ability to effectively send, receive and respond to information; including the ability to read, write, listen, speak observe and use computers.

  • Knowledge of human anatomy and physiology; radiation physics; radiation biology; pathology and malignant disease; tissue and organ dose tolerances.

  • Knowledge of working with high-energy radiation materials and equipment and the hazards involved.

  • Knowledge of the workings and use of complex radiation therapy treatment machines, specialized diagnostic x-ray equipment, electronic portal imaging, ARIA software, MLC (multi-leaf collimator equipment), optical guidance systems, dynamic wedges, tracking systems, and other new technologies as implemented and assigned.

  • Ability to make appropriate patient set-up recommendations to produce reproducible, accurate and precise treatment plans.

  • Skill and ability in interpreting treatment planning orders and in communicating with medical and radiation physics staff to develop appropriate treatment plans.

  • Respecting and honoring patient concerns including privacy and confidentiality.

  • Knowledge of functions of a radiation oncology clinic.

  • Knowledge of charge entry system and ability to enter charges accurately.

  • Knowledge of and ability to use required computer systems

Current OU Health Employees - Please click HERE to login.OU Health is an equal opportunity employer. We offer a comprehensive benefits package, including PTO, 401(k), medical and dental plans, and many more. We know that a total benefits and compensation package, designed to meet your specific needs both inside and outside of the work environment, create peace of mind for you and your family.