Clinical Radiotherapy Physicist I

Memorial Sloan Kettering Cancer Center • New York, NY

3d • Hybrid

About The Position

We are seeking a motivated Clinical Radiotherapy Physicist to join the Radiation Dosimetry Core within the Radiotherapy Physics Division at Memorial Sloan Kettering Cancer Center (MSK), based in Manhattan. This is an excellent opportunity to contribute to a large, high-performing clinical physics program supporting ~30 linear accelerators and 20 simulation suites across 8 regional sites, while specializing in commissioning, quality assurance (QA), and advanced dosimetry. As part of the Radiation Dosimetry Core, you will play a key role in the development, implementation, and maintenance of MSK’s QA and dosimetry programs across multiple clinical sites.

Requirements

• Master’s degree in medical physics or related physical sciences (or equivalent)
• ABR (or equivalent) board certification or eligibility
• New York State License and New Jersey registration or eligibility for both
• Expertise in radiotherapy physics with a focus on QA and dosimetry
• Proficiency in operating and maintaining Linac and CT simulator QA systems
• Ability to collaborate with multidisciplinary teams, including radiation oncologists and radiation therapists
• Strong problem-solving and technical skills for clinical development projects
• Computer knowledge and programming skills
• Experience with database management and documentation systems
• Strong analytical and problem-solving skills
• Ability to travel periodically to all MSK facilities as required

Responsibilities

• Perform routine and advanced quality assurance (QA) for linear accelerators and CT simulators at our Manhattan campuses.
• Contribute to the commissioning of new clinical equipment and software.
• Maintain and enhance the enterprise QA database and associated workflows.
• Participate in cross-calibration of dosimetry equipment (ion chambers, electrometers).
• Oversee daily QA processes across the Main Campus and Koch Center.
• Support clinical operations in external beam radiotherapy physics.
• Maintain QA datasets and documentation within clinical systems.
• Contribute to the evaluation and implementation of new QA technologies.
• Lead or support projects within the Radiation Dosimetry Core team.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Number of Employees: 1,001-5,000 employees