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Job Title: Medical Dosimetrist
Company Name: SCCA Proton Therapy Center
Location: Seattle, WA US
Position Type: Full Time
Post Date: 10/31/2017
Expire Date: 11/30/2017
Job Categories: Construction, Mining and Trades, Education and Library, Healthcare, Other, Healthcare, Practitioner and Technician, Installation, Maintenance, and Repair, Internet/E-Commerce, Executive Management, Quality Control, Research & Development, Medical, Web Technology
Job Description
Medical Dosimetrist


The Seattle Proton Therapy Center is dedicated to bringing proton therapy to patients by using a comprehensive approach that provides state-of-the-art proton therapy in a healing environment. We collaborate with leading radiation oncology practices and hospitals to bring the benefits of proton therapy to their patients. The Seattle Proton Therapy Center is a healthcare company that develops and operates full-service proton therapy centers. We provide a comprehensive approach to the design, construction, financing, staffing, training, and day-to-day operations of world-class proton therapy centers.


SCCA Proton Therapy Center is looking for passionate, motivated people who want to join a fast-growing company that delivers proton therapy to patients in need of radiation treatment. We welcome applicants who enthusiastically and genuinely support the ideals of patient care. To learn more about how to join the SCCA Proton team, please visit our website at https://www.sccaprotontherapy.com/.

The Dosimetrist is responsible for developing computer generated radiation dose distributions, calculating radiation dose treatment times or monitoring unit settings to deliver prescribed radiation to a defined tumor volume as prescribed by the radiation oncologist. At the direction of the Medical Dosimetry Manager, and on a regular basis, the Dosimetrist will conduct quality assurance reviews, conduct quality checks on various pieces of equipment.


To apply for this position, please see instructions at the bottom of this page.


  • Works directly with physician in verification simulation, treatment planning procedures, and patient specific radiation dose measurements, including all electronic documentation, charting and coding in Mosaiq and patient electronic medical record (EMR).
  • Develops computerized treatment plan, calculates treatment doses and / or monitor unit setting to deliver dose to a tumor volume as prescribed by a radiation oncologist
  • Follows the dose prescription radiation dose to a defined tumor volume
  • Calculates and documents dose in patient's Mosaiq electronic treatment records
  • Verifies the mathematical accuracy of all calculations
  • Performs computerized planning of external beam treatments
  • Assists in the selection, planning, fabrication and quality review and approval of treatment devices to aid in beam delivery modification
  • Assists in the planning, production and quality review and approval of immobilization devices and other treatment aids
  • Provides technical assistance to the therapeutic radiological physicist in radiation protection, qualitative and
  • Performs weekly quality assurance checks of radiotherapy treatment charts
  • Follows all policies and procedures established for the accurate, timely and effective development and QA of all dosimetry responsibilities
  • Responsible for thorough, and timely documentation and coding of work in the EMR and Mosaiq
  • Implements and assists in the maintenance of the quality system for medical dosimetry and record keeping
  • May act as teacher/instructor to all clinical staff, including new dosimetry hires
  • Insures that all procedures are followed, verified and QA’d as they relate to the outsourcing or treatment devices, acceptance of said devices at the center, and implementation of said devices during patient treatment
  • Participates in the development and/or implementation of new techniques as assigned by Dosimetry manager


Job Requirements

  • 3 years experience as a medical dosimetrist
  • Minimum 1 year proton therapy experience, pencil beam scanning preferred
  • Raystation, CMS Xio, Mosaiq, Mim experience preferred


  • Cooperation/Building Collaborative Relationships
  • Flexibility/Managing Change
  • Organization/Attention to Detail/Time Usage


  • Bachelors degree preferred, specifically in Radiation Therapy, Math, or Physics.
  • Must be a graduate of a Medical Dosimetry school or a certified radiation therapist with 2 or more years on the job training as a Medical Dosimetrist.
  • Board certified preferred, and if not, must be board eligible. If not certified, certification as a Medical Dosimetrist by the MDCB is required within 2 years of becoming a Medical Dosimetrist at our facility.

Click here to apply for the MEDICAL DOSIMETRIST position

Our Commitment to Diversity

We are committed to cultivating a workplace in which diverse perspectives and experiences are welcomed and respected. We are proud to be an Equal Opportunity and VEVRAA Employer. We do not discriminate on the basis of race, color, religion, creed, ancestry, national origin, sex, age, disability, marital or veteran status, sexual orientation, gender identity, political ideology, or membership in any other legally protected class. We are an Affirmative Action employer. We encourage individuals with diverse backgrounds to apply and desire priority referrals of protected veterans. If due to a disability you need assistance/and or a reasonable accommodation during the application or recruiting process, please send a request to our Employee Services Center at escmail@fredhutch.org or by calling 206-667-4700.

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Company Name: SCCA Proton Therapy Center
Company Description:

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