The Digital Systems Engineering Department (DSED), part of SED, is charged with helping our customers successfully adopt, integrate, and utilize digital system models, methods, tools, and best practices as part of their systems realization lifecycle processes through DE and MBSE research & development, prototyping, studies, independent assessments, training, and advisory functions. From systems architecture development to system analysis and optimization, astrodynamics, orbital debris, navigation, failure analysis, mission assurance, cost and schedule assessment, and economic market analysis, SED exploits an incredibly broad array of engineering and business disciplines against a diverse and dynamic portfolio of programs and national challenges.