Job Summary: Performs accurate simulation and/or delivery of prescribed ionizing therapeutic radiation under the direction of a radiation oncologist and adhering to radiation safety guidelines using a variety of complex techniques and equipment. Performs daily equipment warm-up and quality assurance procedures. Prepares immobilization devices. Maintains patients' charts and records data, ensuring proper identification, documentation, routing, and confidentiality. May participate in research projects impacting patient care areas. Performs other related responsibilities as required