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Radiotherapy Physicist Jobs (NOW HIRING)

Baptist

Physicist-Medical Junior

Memphis, TN · On-site

Participates in quality assurance measures for radiotherapy equipment. * Collates and documents all aspects of physics services. * Participates in performance improvement and radiation safety ...

PIH Health

Medical Physicist, Per Diem

Whittier, CA · On-site

$120.51/hr

The physicist will work under the supervision of Chief Medical Physicist and provide assistance in ... Intensive experience on intensity modulated radiotherapy/imaged guided radiotherapy/stereotactic ...

PIH Health

Medical Physicist, Per Diem

Whittier, CA · On-site

The physicist will work under the supervision of Chief Medical Physicist and provide assistance in ... Intensive experience on intensity modulated radiotherapy/imaged guided radiotherapy/stereotactic ...

Houston Methodist

Provides documentation that radiotherapy treatment and simulation equipment meet accreditation and regulatory compliance requirements. Participates in the specification of the physics instrumentation ...

Johnston-Willis Hospital

Physicist

Richmond, VA · On-site

$172K - $259K/yr

... external beam radiotherapy physics · Acceptance and commissioning all new technologies ... Qualifications What qualifications you will need: * Masters Degree in medical physics * ABR (or ...

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$94.8K

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How much do radiotherapy physicist jobs pay per year?

As of Sep 12, 2026, the average yearly pay for radiotherapy physicist in the United States is $94,805.00, according to ZipRecruiter salary data. Most workers in this role earn between $59,000.00 and $112,000.00 per year, depending on experience, location, and employer.

What is a radiotherapy physicist?

A Radiotherapy Physicist is a healthcare professional who specializes in the application of physics to the treatment of cancer with radiation. They ensure that radiation treatments are delivered safely and accurately, working closely with oncologists and technologists to design treatment plans and calibrate equipment. Their responsibilities include quality assurance, equipment maintenance, and developing protocols to optimize patient care. Radiotherapy Physicists also contribute to research and the development of new radiation techniques, playing a vital role in advancing cancer treatment.

What are some common challenges faced by radiotherapy physicists in ensuring accurate treatment delivery?

Radiotherapy Physicists often encounter challenges such as maintaining precise calibration of equipment, adapting to rapidly evolving technology, and ensuring each patient's treatment plan is both safe and effective. They must routinely verify that machines deliver the correct dose to the exact location, which requires meticulous attention to detail and strong problem-solving skills. Collaboration with radiation oncologists, dosimetrists, and therapists is essential to address unexpected issues and implement quality assurance protocols, ensuring optimal patient care.

What are the key skills and qualifications needed to thrive as a radiotherapy physicist, and why are they important?

To thrive as a Radiotherapy Physicist, you need a strong background in medical physics or a related field, usually supported by a master’s or doctoral degree and certification such as board registration. Familiarity with treatment planning systems, dosimetry equipment, and quality assurance protocols is essential. Attention to detail, problem-solving ability, and effective communication are crucial soft skills for collaborating with oncologists and technologists. These competencies are vital to ensuring safe, accurate, and effective cancer treatment for patients.

What is the difference between Radiotherapy Physicist vs Medical Physicist?

AspectRadiotherapy PhysicistMedical Physicist
CredentialsCertification in radiation oncology physics, often a master's or doctoral degree in medical physicsCertification by boards like ABR, with similar educational requirements
Work EnvironmentHospitals, cancer treatment centers, radiation oncology departmentsHospitals, clinics, research institutions, including radiology and nuclear medicine
Employer & IndustrySpecialized in cancer treatment facilitiesBroader healthcare settings including radiology, nuclear medicine, and research

Both Radiotherapy Physicists and Medical Physicists require similar credentials and often work in hospital settings. However, Radiotherapy Physicists focus specifically on cancer treatment using radiation, while Medical Physicists may work across various medical imaging and treatment areas. Their roles overlap in certification and work environment, but their specialization differs based on the clinical focus.

How much do radiotherapy physicists make in the US?

Radiotherapy physicists in the US typically earn a median annual salary of around $130,000 to $160,000, depending on experience, location, and certifications. Salaries can vary based on the size of the healthcare facility and the complexity of the equipment managed. Many professionals in this field also hold advanced degrees and certifications such as the ABR certification, which can influence earning potential.

What does a radiotherapy physicist do?

A radiotherapy physicist is responsible for ensuring the safe and effective delivery of radiation treatments to cancer patients. They design treatment plans, calibrate equipment, perform quality assurance, and monitor radiation doses to ensure accuracy and safety during therapy. This role requires knowledge of radiation physics, clinical protocols, and often involves collaboration with medical staff and use of specialized tools like treatment planning systems.
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Radiotherapy Physicist jobs near you
Infographic showing various Radiotherapy Physicist job openings in the United States as of September 2026, with employment types broken down into 2% As Needed, 85% Full Time, 9% Part Time, and 4% Contract. Highlights an 91% Physical, 1% Hybrid, and 8% Remote job distribution, with an average salary of $94,805 per year, or $45.6 per hour.

Therapeutic Medical Physicist (Advanced Level)

Minneapolis, MN

SD Department of Veterans Affairs
Public Administration • 201 - 500 employees
Learn more about SD Department of Veterans Affairsexternal

$181K/yr

Full-time

Re-posted 28 days ago

Key responsibilities

  • Evaluate and ensure the correct and safe operation of radiotherapy equipment through complex problem diagnosis and scheduled quality assurance.

  • Process information from multi-modality imaging datasets for treatment planning, treatment verification, and radiotherapy response assessment.

  • Demonstrate advanced expertise in the safe and efficient use of all radiotherapy devices for external beam radiotherapy and brachytherapy.

Job description

This position is eligible for the Education Debt Reduction Program (EDRP), a student loan payment reimbursement program. You must meet specific eligibility requirements per VHA policy and submit your EDRP application within four months of appointment. Program Approval, award amount (up to $200,000) & eligibility period (one to five years) are determined by the VHA Education Loan Repayment Services program office after review of the EDRP application. Former EDRP participants ineligible to apply.Qualifications:Basic Requirements:
  • United States Citizenship: Non-citizens may only be appointed when it is not possible to recruit qualified citizens in accordance with VA Policy.
  • Education: Master's degree or higher in a physics, science, or engineering discipline recognized by an accredited college or university with at least 30 semester hours in medical physics, health physics, radiological science, physics, engineering, chemistry, or biology; or an equivalent foreign degree and coursework substantiated by the National Association of Credential Evaluation Services.
  • Board Certification: Persons hired or reassigned to TMP positions in the VHA must be board certified in the field of therapeutic medical physics by an approved certifying body. The board certificate must be current and the applicant must abide by the certifying body's requirements for continuing education.
    • Approved Certifying Bodies
      • The American Board of Radiology (ABR) in any of the following field titles:
        • Therapeutic Medical Physics
        • Therapeutic Radiologic or Therapeutic Radiological Physics
        • Radiologic Physics or Radiological Physics
      • The American Board of Medical Physics (ABMP) in the subfield of Radiation Oncology Physics.
      • The Canadian College of Physicists in Medicine (CCPM) in the subfield of Radiation Oncology Physics.
  • Physical Requirements: See VA Directive and Handbook 5019.
  • English Language Proficiency: TMPs must be proficient in spoken and written English as required by 38 U.S.C. 7402(d), and 7407(d).
May qualify based on being covered by the Grandfathering Provision as described in the VA Qualification Standard for this occupation (only applicable to current VHA employees who are in this occupation and meet the criteria).
Grade Determinations: In addition to the basic requirements for employment, the following criteria must be met when determining the grade of candidates.
GS-14 Therapeutic Medical Physicist (Advanced Level)
  • Experience: In addition to the basic requirements, completion of a minimum of 1 year of progressively complex experience equivalent to the next lower grade (GS-13). This would be experience which demonstrates the knowledge, skills, and abilities (listed below) to fully perform at that grade level. GS-13 experience is defined as:
    1. Knowledge regarding the safe and efficient use of all radiotherapy devices for external beam radiotherapy.
    2. The ability to evaluate and ensure correct and safe operation of radiotherapy equipment through complex problem diagnosis and scheduled quality assurance.
    3. Knowledge of the scientific, clinical, and technical applications of high dose rate and low dose rate brachytherapy treatment simulation, planning, dosimetry, and treatment methods.
    4. Expertise in the professional, scientific, and technical aspects of shielding methods for external beam radiation delivery systems, radiation survey methods, developing procedures, setting action levels, delivering radiation safety training, developing and documenting competencies, and reporting. This includes an in-depth knowledge of regulatory requirements and guidelines for radiation shielding and personnel protection.
    5. Ability to exercise independent professional judgment in the performance and evaluation of calibration, acceptance testing, and clinical commissioning procedures for all types of external beam photon and electron beam delivery systems. Skilled in the evaluation of acceptance testing and commissioning results of CT simulators.
    6. Technical skills in 3-D treatment planning, intensity modulated radiation therapy treatment planning, and stereotactic body radiation therapy planning. This includes specialized knowledge of clinical process steps and resource requirements for planning and delivery of radiation oncology treatments.
    7. Ability to process information from multi-modality imaging datasets for treatment planning, treatment verification, and radiotherapy response assessment.
  • In addition to the experience above, the candidate must demonstrate the following KSAs:
    1. Advanced expertise and experience in the safe and efficient use of all radiotherapy devices for external beam radiotherapy and brachytherapy.
    2. Highly developed expertise with commissioning linear accelerators and treatment planning systems for complex clinical use, to include project management, performance testing, data acquisition, beam modeling, and validation testing.
    3. Advanced knowledge (treatment simulation, planning, dosimetry, and treatment methods) of the scientific, clinical, and technical applications of one or more specialized procedures including, but not limited to, high dose rate brachytherapy, low dose rate brachytherapy, stereotactic body radiation therapy, stereotactic radiation therapy, intensity modulated radiation therapy, volumetric modulated arc therapy, total body irradiation, advanced image-guided therapy, and adaptive therapy.
    4. Advanced expertise in acceptance testing, clinical commissioning, and (when applicable) calibration procedures for a variety of ancillary radiation oncology delivery, imaging, dosimetry, metrology, and computational systems.
Reference: For more information on this qualification standard, please visit https://www.va.gov/ohrm/QualificationStandards/.
Physical Requirements: You will be asked to participate in a pre-employment examination or evaluation as part of the pre-employment process for this position. Questions about physical demands or environmental factors may be addressed at the time of evaluation or examination.Education:IMPORTANT: A transcript must be submitted with your application.
Note: Only education or degrees recognized by the U.S. Department of Education from accredited colleges, universities, schools, or institutions may be used to qualify for Federal employment. You can verify your education here: http://ope.ed.gov/accreditation/. If you are using foreign education to meet qualification requirements, you must send a Certificate of Foreign Equivalency with your transcript in order to receive credit for that education. For further information, visit: https://sites.ed.gov/international/recognition-of-foreign-qualifications/.Employment Type: OTHER

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