Derek Carpenter is a graduate research assistant at Purdue University's Center for Integrated Systems in Aerospace. He has focused on integration of the Robust Portfolio Optimization (RPO) toolset with Purdue-developed rocket sizing, payload allocation, and complexity assessment tools. Additionally, Derek worked as a teaching assistant for a Purdue system-of-systems engineering (SoSE) course, titled AAE560, during the spring of 2022. He also assisted in generation of problem sets, solutions, and example content for a SoSE textbook. Research Interests: System-of-Systems Simulation, Model-based Systems Engineering, Technical Writing, System Dynamics Modeling