Clinical Radiotherapy Physicist

The people of Memorial Sloan Kettering Cancer Center (MSK) are united by a singular mission: ending cancer for life. Our specialized care teams provide personalized, compassionate, expert care to patients of all ages. Informed by basic research done at our Sloan Kettering Institute, scientists across MSK collaborate to conduct innovative translational and clinical research that is driving a revolution in our understanding of cancer as a disease and improving the ability to prevent, diagnose, and treat it. MSK is dedicated to training the next generation of scientists and clinicians, who go on to pursue our mission at MSK and around the globe.

Exciting opportunity for a Clinical Radiotherapy Physicist to join Memorial Sloan Kettering’s Radiation Dosimetry Core in Manhattan! This role supports commissioning, quality assurance (QA), advanced dosimetry, and clinical external beam radiotherapy physics across MSK sites.

This position is posted at two levels. Candidates with a master's degree and less than 3 years of post-training clinical experience will be considered for the Physicist I track; candidates with 3-5+ years of experience will be considered for the Physicist II track.

Role Overview

As part of the Radiation Dosimetry Core, you will support the development, implementation, and maintenance of MSK's QA and dosimetry programs across multiple clinical sites.

• QA and dosimetry: Perform routine and advanced QA for linear accelerators, CT simulators, and associated systems; maintain QA datasets, documentation, and enterprise QA workflows.
• Clinical support: Support external beam radiotherapy physics operations, including patient-specific QA review and daily QA processes across Main Campus and Koch Center.
• Commissioning and technology: Support commissioning of new clinical equipment/software and help evaluate and implement emerging QA technologies.
• Documentation and procedures: Maintain detailed records, technical procedures, analyses, and required paper/electronic documentation for assigned projects and QA activities.
• Education and collaboration: Partner with radiation oncologists, therapists, dosimetrists, and physicists; provide training and serve as a resource on assigned project-related issues.
• Professional growth: Participate in workshops, lectures, meetings, in-service training, and continuing education to support credentialing and professional development.

Key Responsibilities

• Clinical support: Support external beam radiotherapy physics operations, patient-specific QA review, and daily QA processes at Main Campus and Koch Center.
• Treatment equipment QA: Independently perform and oversee routine and advanced QA for linear accelerators, CT simulators, and auxiliary systems; cross-calibrate dosimetry equipment.
• QA systems and documentation: Maintain enterprise QA databases, workflows, datasets, clinical documentation, departmental files, and required QA/patient-plan records.
• Commissioning and technique development: Lead or support Radiation Dosimetry Core projects, equipment/software commissioning, and evaluation of new QA technologies.
• Training and mentorship: Conduct staff training, follow-ups, audits, and small-group learning sessions; communicate project updates and technical guidance to multidisciplinary teams.
• Professional development: Maintain continuing education and participate in professional workshops, institutional lectures, departmental meetings, and in-service training.

Key Qualifications

• Master's degree in Medical Physics, Physics, or related physical science.
• Physicist I track: clinical experience including training; board certification and New York State license / New Jersey registration eligibility acceptable.
• Physicist II track: 3-5+ years of post-residency or post-training clinical experience; ABR or equivalent certification; New York State Medical Physicist license and New Jersey registration or eligibility.
• Strong analytical, problem-solving, collaboration, communication, and technical documentation skills.
• Ability to travel periodically to all MSK facilities as required.

Core Skills

• Radiotherapy physics expertise with a focus on QA, dosimetry, linac and CT simulator QA systems, and clinical external beam operations.
• Comfort working across multidisciplinary teams and translating technical information clearly.
• Experience with clinical systems, documentation, databases, programming, and workflow improvement.

Additional Information

• Reports to: Director of Radiation Dosimetry Core
• Work hours: hybrid with 3-5 days onsite
• Location: 1275 York Ave, New York, NY
• Professional development: Workshops, conferences, new technology testing, institutional lectures, and departmental meetings
• Pay range $169100 - $306700

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Closing:

At MSK, we believe in fair, competitive pay that reflects your job, experience, and skills.

MSK is an equal opportunity and affirmative action employer committed to diversity and inclusion in all aspects of recruiting and employment. All qualified individuals are encouraged to apply and will receive consideration without regard to race, color, gender, gender identity or expression, sexual orientation, national origin, age, religion, creed, disability, veteran status or any other factor which cannot lawfully be used as a basis for an employment decision.  

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