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Dosimetrist II

City of Hope
Duarte, California
Closing date
Aug 17, 2022

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Life Sciences
Position Type
Full Time
Organization Type
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Job Details

About City of Hope

City of Hope is an independent biomedical research and treatment organization for cancer, diabetes and other life-threatening diseases.

Founded in 1913, City of Hope is a leader in bone marrow transplantation and immunotherapy such as CAR T cell therapy. City of Hope's translational research and personalized treatment protocols advance care throughout the world. Human synthetic insulin, monoclonal antibodies and numerous breakthrough cancer drugs are based on technology developed at the institution. AccessHope™, a subsidiary launched in 2019 serves employers and their health care partners by providing access to City of Hope's specialized cancer expertise.

A National Cancer Institute-designated comprehensive cancer center and a founding member of the National Comprehensive Cancer Network, City of Hope is ranked among the nation's "Best Hospitals" in cancer by U.S. News & World Report and received Magnet Recognition from the American Nurses Credentialing Center. Its main campus is located near Los Angeles, with additional locations throughout Southern California and in Arizona.

City of Hope's commitment to Diversity, Equity and Inclusion

We believe diversity, equity and inclusion is key in serving our mission to provide compassionate patient care, drive innovative discovery, and advance vital education focused on eliminating cancer and diabetes in all of our communities. Our commitment to Diversity, Equity and Inclusion ensures we bring the full range of skills, perspectives, cultural backgrounds and experiences to our work -- and that our teams align with the people we serve in order to build trust and understanding. We are dedicated to fostering a community that embraces diversity - in ideas, backgrounds and perspectives; this is reflected in our work and represented in our people.

Position Summary

Performs CT simulation and treatment planning, along with 3-dimensional computer assisted treatment planning, under minimal direction from staff physicists. Performs general patient dosimetry to include hand calculations for external beam therapy and irregularly shaped field calculations. Prepares Total Body Irradiation data for treatment. Performs QA on treatment planning system. Performs routine physics QA measurements.

Key Responsibilities include:
  • Independently assesses the necessary dosimetry and physics requirements for fulfilling thephysician's prescription.
  • Recommends treatment strategies to the physician.
  • Performs CT and conventional simulation procedures.
  • Contours normal tissues according to physician instructions.
  • Digitizes and imports all beam shaping blocks at the completion of the simulation process.
  • Performs 2-D, 3-D, and IMRT treatment planning.
  • Performs treatment planning for HDR and interstitial brachytherapy.
  • Performs point dose calculations for irregularly shaped fields.
  • Obtains output factors for electron beam cutouts.
  • Computes monitor units for all external beam treatments.
  • Performs QA on treatment planning and dosimetry equipment.
  • Serves as a resource for dosimetrist I personnel.
  • Perform routine physics QA on treatment machines.
  • Attends meetings as required.
  • Performs TLD and other personal dosimetry measurements.

Basic education, experience and skills required for consideration:

Minimum Education:
  • Bachelor's Degree required

Minimum Experience:
  • 3 years as Certified Dosimetrist, or 3years as COH Dosimetrist I

Req. Certification/Licensure:
  • MDCB
  • CPR (certified through the American Heart Association).

Preferred Education:
  • Bachelor's Degree in science.

Pref. Certification/Licensure:
  • Preferred Experience: Five years Dosimetry experience, preferred.

Additional Information:
  • As a condition of employment, City of Hope requires staff to comply with all state and federal vaccination mandates.
  • Full Time


City of Hope, an innovative biomedical research, treatment and educational institution with over 5,000 employees, is dedicated to the prevention and cure of cancer and other life-threatening diseases and guided by a compassionate, patient-centered philosophy.

Founded in 1913 and headquartered in Duarte, California, City of Hope is a remarkable non-profit institution, where compassion and advanced care go hand-in-hand with excellence in clinical and scientific research.  City of Hope is a National Cancer Institute designated Comprehensive Cancer Center and a founding member of the National Comprehensive Cancer Network, an alliance of the nation’s 20 leading cancer centers that develops and institutes standards of care for cancer treatment.

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