Postdoctoral Research Associate - Computational Radiation Protection Scientist

Requisition

Oak Ridge National Laboratory is the largest U.S. Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. The Environmental Sciences Division seeks a creative individual for a postdoctoral research associate position in the Center for Radiation Protection Knowledge (CRPK). The candidate will work with experts in computational radiation dosimetry and risk assessment, be an independent thinker, and participate creatively in defining and refining research directions.

• Interact with a team of scientists and engineers at ORNL in a variety of projects involving internal and external dosimetry and radiation risk analysis.
• Assist ORNL scientists in developing technical assistance for U.S. federal agencies, including biokinetic and dosimetric models for the International Commission on Radiological Protection (ICRP) and U.S. agencies.
• Gain expertise in biokinetic and dosimetric modeling and assist or lead in the preparation of open‑literature publications.
• Deliver ORNL's mission by aligning behaviors, priorities, and interactions with core values of impact, integrity, teamwork, safety, and service. Promote equal opportunity in a respectful workplace.

• Ph.D. in nuclear or health sciences (e.g., health physics, radiological health, medical physics, nuclear engineering, applied mathematics, or a closely related discipline).
• Sound foundation in radiation transport, behavior of radionuclides in biological systems, and/or internal and external radiation dosimetry.
• Good oral and written communication skills.
• Ability to work independently and collaboratively, accomplishing multiple tasks within deadlines and adapting to changing needs.

• Experience in radiological risk assessment.
• Experience in biokinetic model development.
• Experience with Monte Carlo radiation transport software and applications.
• Experience with numerical computing using programming languages such as C++, Python, etc.
• Author or co‑author of open‑literature publications.

Applicants cannot have received their Ph.D. more than five years prior to the date of application and must complete all degree requirements before starting the appointment. The appointment length will be up to 24 months, with potential for extension subject to performance and funding availability.

As a U.S. Department of Energy Office of Science national laboratory, ORNL offers a collaborative environment valued by individuals from diverse backgrounds. Our laboratory’s 80‑year legacy addresses the nation’s most pressing challenges, supporting scientific breakthroughs and translating them into solutions for energy, environmental, and security problems.

• Prescription drug plan, dental plan, vision plan, 401(k) retirement plan, contributory pension plan, life insurance, disability benefits.
• Generous vacation and holidays, parental leave, legal insurance with identity theft protection, employee assistance plan, flexible spending accounts, health savings accounts.
• Wellness programs, educational assistance, relocation assistance, employee discounts, on‑site fitness, banking, cafeteria facilities.

ORNL is an equal‑opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT‑Battelle is an E‑Verify employer.