Have had coursework/are experienced in - parameter estimation, flight dynamics, guidance, navigation, or control, radiation environments, the principles of radiation interactions with matter, optimization and numerical methods, high energy particle physics, thermal mechanical engineering, nuclear engineering, nuclear weapon effects, or plasma physics. Have programming & simulation experience – You can code in at least one scientific language (Python, MATLAB, Julia, C++, etc.), have experience with version control systems such as gitlab or github, and have built or used simulation models, numerical solvers, or data‑analysis pipelines.