Space Mission and Propulsion Subject Matter Expert

Amentum is seeking a highly experienced Space Mission and Propulsion Subject Matter Expert to support DARPA in the formulation, technical assessment, execution, and transition of advanced space technology programs. The ideal candidate will bring broad technical experience across spacecraft systems engineering, mission design, orbital mechanics, and spacecraft propulsion, with the ability to evaluate technologies and architectures at both the subsystem and mission-system level. This role involves serving as a primary technical advisor, providing technical leadership, and conducting independent assessments of emerging technologies and system designs.