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Staff Radiation Therapist - Radiation Oncology - Mount Sinai Hospital

Mount Sinai Health Systems
York, NY Full Time
POSTED ON 2/28/2026 CLOSED ON 6/6/2026

What are the responsibilities and job description for the Staff Radiation Therapist - Radiation Oncology - Mount Sinai Hospital position at Mount Sinai Health Systems?


Description

Staff Radiation Therapist - Radiation Oncology - Mount Sinai Hospital

Roles & Responsibilities:

  1. Accurately sets-up patients for treatment
  2. Administers radiation treatments
  3. Maintains accurate daily treatment records
  4. Perform simple dose calculations using computer software
  5. Checks the Radiation Oncologist’s prescription to determine any mathematical or technical errors.
  6. Performs safety checks on treatment machines/simulators and records data daily
  7. Verifies/Localizes treatment area using radiographic film or electronic medium and submits films to appropriate staff for further action
  8. Interprets beam films to determine accuracy and follows through with having films checked and approved by the appropriate Radiation Oncologist
  9. Understands the function of the equipment and is able to use it to its full potential.  Understands the use of wedges and compensating filters, appreciates the misuse or omission during treatment
  10. Understand all procedures and practices before proceeding with the patient set-up.  Contacts the appropriate staff if uncomfortable or unsure of procedure
  11. Detects treatment unit malfunctions and knows when safe limits of malfunction have been reached.  Reports malfunction to Senior Therapist, Chief Therapist and Physics
  12. Explains treatment procedure to patients, answer questions, and reassures patient in order to alleviate fears and/or apprehension. Tends to patient modesty
  13. Maintains visual and audible communication with the patient during treatment
  14. Reports any unusual or adverse patient reactions, as a result of radiation treatment, to the appropriate staff member
  15. Is responsible for instructing student radiation therapist
  16. Assists Senior Therapist in the evaluation of students at the end of their rotation
  17. Maintains an organized treatment room, stocked with supplies
  18. Assist Senior Therapist with chart checks and scheduling as needed
  19. Attends chart rounds, displays films and participates in discussion of patient treatment.  Attends in service and ad hoc training sessions
  20. Creates immobilization devices during simulator rotation.  Create/adjust shielding block as needed
  21. Keeps patients in waiting area informed of delays and any progress made in the resolution of the delays
  22. Displays professional behavior at all times
  23. Performs other duties as assigned

 Requirements: 

  • Graduate of an approved, two year, hospital-based certificate program, two year associate degree program, or four year baccalaureate degree program in Radiation Therapy
  • ARRT registered or eligible for registration within the field of Radiation Therapy

 


Responsibilities

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Qualifications

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Employer Description

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 challenges of our time — discovering and applying new scientific learning and knowledge; developing safer, more effective treatments; educating the next generation of medical leaders and innovators; and supporting local communities by delivering high-quality care to all who need it. Through the integration of its hospitals, labs, and schools, Mount Sinai offers comprehensive health care solutions from birth through geriatrics, leveraging innovative approaches such as artificial intelligence and informatics while keeping patients’ medical and emotional needs at the center of all treatment. The Health System includes more than 9,000 primary and specialty care physicians; 13 joint-venture outpatient surgery centers throughout the five boroughs of New York City, Westchester, Long Island, and Florida; and more than 30 affiliated community health centers. We are consistently ranked by U.S. News & World Report's Best Hospitals, receiving high "Honor Roll" status, and are highly ranked: No. 1 in Geriatrics, top 5 in Cardiology/Heart Surgery, and top 20 in Diabetes/Endocrinology, Gastroenterology/GI Surgery, Neurology/Neurosurgery, Orthopedics, Pulmonology/Lung Surgery, Rehabilitation, and Urology. New York Eye and Ear Infirmary of Mount Sinai is ranked No. 12 in Ophthalmology. U.S. News & World Report’s “Best Children’s Hospitals” ranks Mount Sinai Kravis Children's Hospital among the country’s best in several pediatric specialties. The Icahn School of Medicine at Mount Sinai is ranked No. 11 nationwide in National Institutes of Health funding and in the 99th percentile in research dollars per investigator according to the Association of American Medical Colleges. Newsweek’s “The World’s Best Smart Hospitals” ranks The Mount Sinai Hospital as No. 1 in New York and in the top five globally, and Mount Sinai Morningside in the top 20 globally.

Equal Opportunity Employer

The Mount Sinai Health System is an equal opportunity employer, complying with all applicable federal civil rights laws. We do not discriminate, exclude, or treat individuals differently based on race, color, national origin, age, religion, disability, sex, sexual orientation, gender, veteran status, or any other characteristic protected by law. We are deeply committed to fostering an environment where all faculty, staff, students, trainees, patients, visitors, and the communities we serve feel respected and supported. Our goal is to create a healthcare and learning institution that actively works to remove barriers, address challenges, and promote fairness in all aspects of our organization.


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