Physicist Sr - Radiation Oncology - Kelsey Seybold Clinics: Main Campus

Job ID: 95870041568Posted: 2026-08-15Location: Houston, Texas, United StatesSalary: $200,000 - $275,000/yearJob Area: Healthcare DeliveryCompany: UnitedHealth Group$5000 sign on bonus to external candidatesExplore opportunities with Kelsey-Seybold Clinic, part of the Optum family of businesses. Work with one of the nation's leading health care organizations and build your career at one of our 40+ locations throughout Houston. Be part of a team that is nationally recognized for delivering coordinated and accountable care. As a multi-specialty clinic, we offer care from more than 900 medical providers in 65 medical specialties. Take on a rewarding opportunity to help drive higher quality, higher patient satisfaction and lower total costs. Join us and discover the meaning behind Caring. Connecting. Growing together. The Senior Medical Physicist serves as a key leader within the radiotherapy team and is responsible for promoting the safety of patients, staff, and the public while advancing the quality and precision of imaging and therapeutic radiation delivery. This role encompasses a broad range of senior-level responsibilities across administrative, clinical, educational, informatics, equipment performance evaluation (EPE), quality, and safety domains. The Senior Medical Physicist provides expert scientific and technical guidance in the resolution of complex clinical and operational issues and supports the evaluation, implementation, and optimization of new procedures and technologies. In collaboration with physicians and other Radiation Oncology professionals, this position helps ensure the delivery of safe, effective, and high-quality patient care.You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.Required Qualifications:Master's or doctoral degree in physics, medical physics, biophysics, radiological physics, medical health physics, or equivalent disciplines from an accredited graduate programActive Full Medical Physicist (FMP) license in therapeutic radiological physics per the Texas Occupations Code §602Active certification by: The American Board of Radiology, The American Board of Medical Physics; or The Canadian College of Physicists in Medicine5+ years postgraduate experienceExperience in EBRT: 2D/3D/4D, IMRT/VMAT, SBRT, motion management (e.g., breath hold, SGRT), CT simulation, and image registrationExperience with Varian technology including: TrueBeam radiotherapy system, Treatment planning system (Eclipse), Oncology information system (ARIA), Surface guidance (Vision RT/OSMS)Experience in quality management, process improvement, and incident learningDriver's License and access to reliable transportationPreferred Qualifications:Master's or doctoral degree in medical physics, radiological physics, or equivalent disciplines from a CAMPEP-accredited graduate programCompletion of a residency in medical physics, radiological physics, or equivalent disciplines from a CAMPEP-accredited residency program8+ years of postgraduate professional experienceExperience in SRS and SRTExperience with Varian technology including: Edge radiotherapy system, Real-time motion management (gating via SGRT, RPM, and triggered imaging), Dose Lab QA systems, Portal DosimetryExperience with third-party systems including:, Sun Nuclear QA systems (including DQA3, Profiler, ArcCheck, and 1D tank), Radformation QA systems, SNC 3D scanning systemExperience with CT simulation, change management, safety culture, and familiarity with Texas Radiation Control RegulationsPay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $200,000 to $275,000 annually based on full-time employment. We comply with all minimum wage laws as applicable.At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.OptumCare is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.OptumCare is a drug-free workplace. Candidates are required to pass a drug test before beginning employment.