Location: Oak Ridge, TN
Cap-Exempt H-1B Position — No lottery required
Requisition Id 16149 **Overview:** Oak Ridge National Laboratory (ORNL) is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security. Our diverse capabilities span a broad range of scientific and engineering disciplines, enabling the laboratory to explore fundamental science challenges and conduct the research needed to accelerate the delivery of solutions to the marketplace. The Radiation Transport and HPC Methods (RTHPCM) Group within the Nuclear Applications Methods and Data Section, Nuclear Energy and Fuel Cycle Division at ORNL is seeking candidates to apply for the computational nuclear engineer role. This role is responsible for the development and implementation of methods and numerical algorithms for modeling and simulation of nuclear systems. Computational Nuclear Engineers within the RTHPCM group will work with group, section, and division members and external contributors to engineer solutions for developers, and users of nuclear energy modeling and simulation software. **Major Duties/Responsibilities:** - Develop and implement numerical algorithms in advanced modeling and simulation software related to radiation transport and computational fluid dynamics. - Conduct performance profiling of existing scientific software to identify bottlenecks and implement strategies for improving computational efficiency. - Work effectively individually and within a team to engineer software to meet the requirements of projects. - Communicate effectively the work performed through journal articles, presentations, reports, and code documentation. - Align behaviors, priorities, and interactions with our core values of Impact, Integrity, Teamwork, Safety, and Service. Promote equal opportunity by fostering a respectful workplace – in how we treat one another, work together, and measure success. **Required Qualifications:** - MS or PhD in Nuclear