We are looking for a Sidney Fernbach Postdoctoral Fellowship candidate in the Computing Sciences. This prestigious fellowship will be awarded to one postdoctoral candidate who demonstrates exceptional talent, a strong scientific track record, and outstanding potential to make significant contributions to computational mathematics, scientific computing, computer science, data science, or AI for science. Details of the fellowship may be found at https://computing.llnl.gov/fernbach . You will have the freedom to pursue your own original research in one or more aspects of computing sciences. You will work in a cutting-edge, interdisciplinary research environment with accomplished researchers, and have access to Livermore Computing’s world-class HPC environment.  This position will be closed to applicants after November 20, 2026. You will Conduct original and independent research in the computing sciences. Report research results in LLNL seminars and in the major scientific conferences. Publish research results in refereed journals. Interact with a broad spectrum of scientists internally and externally. Perform other duties as assigned.