Dennis Cristobal is an experienced aerospace and software engineering professional currently serving as a Spacecraft Requirements Architect at Cimarron Inc. Since September 2023, Cristobal has been engaged with the United Launch Alliance on the NASA Space Launch System's Artemis II project. Prior roles include a Sr. IT Project Manager at General Dynamics Information Technology, where oversight of a claimancy systems upgrade was provided, and a Systems Engineer VI at NASA Jet Propulsion Laboratory, contributing to the NISAR mission. Cristobal has held several technical positions across various companies, including roles as Ground Software Test Engineer for NASA's Artemis Program and Senior Software Engineer for the Naval Integrated Tactical Environment System. With a strong foundation in computer science from California State University at Hayward, Cristobal has demonstrated expertise in software implementation, systems engineering, and project management throughout a diverse career spanning over two decades in the aerospace sector.