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Senior Dosimetrist- Radiation Oncology - Mount Sinai Hospital Full Time

Mount Sinai Health System
United States, United Statesfull_timeVerifiedPosted 12 Nov 2025
💰 $222,600/yr($106,108/yr$222,600/yr)

About the role

The responsibilities of the Lead/Senior Dosimetrist include the customized planning of radiation therapy in consultation with the Radiation Oncologist, calculations of the x-ray and electron beam dose rates, the continued quality assurance of patients' treatment plans through their course of therapy (including personal dosimetry checks) and the instruction of dosimetrists, medical and physicist residents, and dosimetrist school students, in physical principles and technical procedures. The treatment of the patient is followed from the design phase through the implementation phase to assure that the plan prescribed by the physician is being appropriately and accurately followed.

  1. Reviews daily plan assignment to dosimetrists to ensure plan proper quality, safety and workload.
  2. Works with physicists to design training course for medical and physicist residents for treatment planning.
  3. Works with director of dosimetrist school to teach dosimetrist students.
  4. Participates in QCI program for treatment planning.
  5. Performs treatment planning system monthly QA.
  6. Creates treatment plans to accurately deliver the Radiation Oncologist's prescribed dose while sparing critical structures.
  7. Correlates simulation radiographs with other diagnostic data such as CT scans to determine tumor and target locations and transfer this information from CT to radiographs.
  8. Assists the Radiation Oncologist in the design of customized shielding to minimize doses delivered to non-target tissues (i.e. normal tissues).
  9. Calculates "beam-on" times for the high energy linear accelerators in accordance with the treatment plan signed by the physician.
  10. Collaborates in the setup of the patient with the radiation therapists including the use of treatment aids and immobilization devices.
  11. Monitors each patient's treatment and records to assure the quality of their radiation treatments.
  12. Reviews and compare the simulation radiographs with the treatment portal radiographs, when needed.
  13. Participates in weekly Radiation Oncology chart rounds to review new patients' treatments and to assist in the peer review of the Radiation Oncologists' treatment planning.
  14. Teaches dosimetry, simulations and treatment planning to Radiation Oncology Residents during their rotation through Physics.
  15. Provides information for protocol patients
  •  BS’s degree required and Master degree is preferred
  • At least 5 years of experience in treatment planning and machine QA is required.

 

Compensation Statement

 

The Mount Sinai Health System (MSHS) provides salary ranges that comply with the New York City Law on Salary Transparency in Job Advertisements. The salary range for the role is $106,108.00 - $222,600.00 Annually. Actual salaries depend on a variety of factors, including experience, education, and operational need. The salary range or contractual rate listed does not include bonuses/incentive, differential pay or other forms of compensation or benefits.

Non-Bargaining Unit, 135 - Radiation Oncology - MSH, Mount Sinai Hospital

Strength through Unity and Inclusion

The Mount Sinai Health System is committed to fostering an environment where everyone can contribute to excellence. We share a common dedication to delivering outstanding patient care. When you join us, you become part of Mount Sinai’s unparalleled legacy of achievement, education, and innovation as we work together to transform healthcare. We encourage all team members to actively participate in creating a culture that ensures fair access to opportunities, promotes inclusive practices, and supports the success of every individual.

At Mount Sinai, our leaders are committed to fostering a workplace where all employees feel valued, respected, and empowered to grow. We strive to create an environment where collaboration, fairness, and continuous learning drive positive change, improving the well-being of our staff, patients, and organization. Our leaders are expected to challenge outdated practices, promote a culture of respect, and work toward meaningful improvements that enhance patient care and workplace experiences. We are dedicated to building a supportive and welcoming environment where everyone has the opportunity to thrive and advance professionally. Explore this opportunity and be part of the next chapter in our history.

About the Mount Sinai Health System:

Mount Sinai Health System is one of the largest academic medical systems in the New York metro area, with more than 48,000 employees working across eight hospitals, more than 400 outpatient practices, more than 300 labs, a school of nursing, and a leading school of medicine and graduate education. Mount Sinai advances health for all people, everywhere, by taking on the most complex health care cha

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Mount Sinai Health System

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