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Dosimetrist, Radiation Oncology

Mercy Health Corporation
$45.73/Hr - $73.17 /Hr.
vision insurance, paid time off, retirement plan
United States, Wisconsin, Janesville
1000 Mineral Point Ave (Show on map)
Jun 04, 2025
Overview

  • Janesville, Wisconsin
  • 32 hours/week, full-time, benefits eligible

The medical dosimetrist is a member of the radiation oncology team who has knowledge of the overall characteristics and clinical relevance of radiation oncology in the management of cancer or other disease processes, with special expertise in radiation therapy treatment planning.


Responsibilities

Essential Duties and Responsibilities

  • Design a treatment plan by means of computer and/or manual computation with optimal beam geometry to deliver a prescribed radiation dose and spare critical structures in accordance with the Radiation Oncologist's prescription.
  • Identify and contour normal and dose-limiting structures by utilizing images from one or more data sets. Assumes proficiency in image registration with various image data sets to include CT, MRI and PET.
  • Create and transfer reference images and localization markers for portal verification and treatment delivery to include DRRs, CBCTs and other IGRT methods, as specified.
  • Supervise, perform, or assist in simulations and tumor localization using specified imaging devices including, but not limited to CT, MRI, and PET.
  • Supervise, perform, or assist in the planning and implementation of the fabrication of compensation filters, custom shields, wedges, and other beam modifying devices.
  • Supervise, perform, or assist in the planning and implementation of the production of moulds, casts, and other immobilization devices.
  • Communicate with the radiation therapist(s) and assume an advisory role in the implementation of the treatment plan including: the correct use of immobilization devices, compensators, wedges, field arrangement, and other treatment or imaging parameters.
  • Perform calculations for the accurate delivery of the prescribed dose, document all pertinent information in the patient record, and verify the mathematical accuracy of all calculations by an approved method.
  • Provide assistance and technical support to the Medical Physicist, in radiation safety and protection, qualitative machine calibrations, quality assurance of treatment plans and radiation oncology equipment.
  • Operates and performs quality assurance, under the direction of the Medical Physicist, on the treatment planning computer(s).
  • Supervise, perform, or assist in the application of specific methods of patient and/or beam dosimetry as directed by the Medical Physicist.
  • Assist in brachytherapy procedures by performing treatment planning and dose calculations. May perform or assist in the receiving, loading, and shipping of radioactive materials.
  • Utilize radiation monitoring devices to measure radioactivity and perform assays.
  • Teach applied aspects of medical dosimetry to students, radiation therapists and residents.
  • Participate in quality improvement processes.

Culture of Excellence Behavior Expectations

To perform the job successfully, an individual should demonstrate the following behavior expectations:

Quality - Follows policies and procedures; adapts to and manages changes in the environment; Demonstrates accuracy and thoroughness giving attention to details; Looks for ways to improve and promote quality; Applies feedback to improve performance; Manages time and prioritizes effectively to achieve organizational goals.

Service - Responds promptly to requests for service and assistance; Follows the Mercyhealth Critical Moments of service; Meets commitments; Abides by MH confidentiality and security agreement; Shows respect and sensitivity for cultural differences; and effectively communicates information to partners; Thinks system wide regarding processes and functions.

Partnering - Shows commitment to the Mission of Mercyhealth and Culture of Excellence through all words and actions; Exhibits objectivity and openness to other's views; Demonstrates a high level of participation and engagement in day-to-day work; Gives and welcomes feedback; Generates suggestions for improving work: Embraces teamwork, supports and encourages positive change while giving value to individuals.

Cost - Conserves organization resources; Understands fiscal responsibility; Works within approved budget; Develops and implements cost saving measures; contributes to profits and revenue.

Education and Experience

Graduate of an accredited dosimetry program or a hospital training program under the supervision of a board certified medical dosimetrist and/or medical physicist

Certification and Licensure

Certification by the Medical Dosimetrist Certification Board or obtain within 1 year
Registered by the American Registry of Radiologic Technologists - preferred
State licensure as required by location
Approved CPR or BLS certification required within 90 days
Experience

Skills and Abilities
Must possess mathematical skills including algebra, trigonometry, and introductory calculus and be able to visualize objects in three-dimensional concepts to facilitate the treatment planning process.
Excellent interpersonal/communication skills.
Strong organizational and prioritization skills
Ability to perform multiple functions with minimal direction, independent of supervision
Complex problem solving
Strong interpretive/analytical skills

Special Physical Demands

The Special Physical Demands are considered Essential Job Functions of the position with or without reasonable accommodations.
While performing the duties of this Job, the employee is frequently required to talk and hear; stand, walk, and sit; use hands to finger, handle, feel, and reach with hands and arms. The employee is occasionally required to stoop, kneel, crouch, crawl, and smell. The employee must regularly lift and / or move 25 to 50 pounds and occasionally lift and/or move 50 to 100 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and have the ability to adjust and focus.

Level of Supervision

Performs routine duties independent of supervision, but consults with the Radiation Oncologist and Medical Physicist as required.

Supervises

This position has no supervisory responsibilities.


Benefits

Mercyhealth offers a generous total rewards package to eligible employees including, but not limited to:

* Comprehensive Benefits Package: Mercyhealth offers a retirement plan with competitive matching contribution, comprehensive medical, dental, and vision insurance options, life and disability coverage, access to flexible spending plans, and a variety of other discounted voluntary benefit options.

* Competitive Compensation: Mercyhealth offers market competitive rates of pay and participates in various shift differential and special pay incentive programs.

* Paid Time Off: Mercyhealth offers a generous paid time off plan, which increases with milestone anniversaries, to allow employees the opportunity for a great work-life balance.

* Career Advancement: Mercyhealth offers a number of educational assistance programs and career ladders to support employees in their educational journey and advancement within Mercyhealth.

* Employee Wellbeing: Mercyhealth has a focus on wellbeing for employees across the organization and offers a number of tools and resources, such as an employer-sponsored health risk assessment and a Wellbeing mobile application, to assist employees on their wellbeing journey.

* Additional Benefits: Mercyhealth employees have access to our internal and external employee assistance programs, employee-only discount packages, paid parental and caregiver leaves, on-demand pay, special payment programs for patient services, and financial education to help with retirement planning.

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