Leidos is hiring a Model Based Systems Engineer (MBSE) Modeling and Simulation Engineer with an active DoD TS/SCI clearance to support the National Air and Space Intelligence Center (NASIC) and the National Space Intelligence Center (NSIC) at Wright-Patterson Air Force Base, Ohio. We need an engineer with experience developing space and counter-space models, air models, and simulations in support of intelligence analysis objectives. The engineer will work to design, develop, test, and document systems and networks in SysML Cameo System Modeler. Candidates must have Model-Based Systems Engineering (MBSE) and SysML diagraming skills and have knowledge in aerospace C4ISR systems. The qualified candidate must also be able to work independently and have effective writing and verbal communication skills.