Senior Systems Engineer responsible for architecting, analyzing, verifying, and validating complex systems across their full lifecycle using Model-Based Systems Engineering (MBSE) methods. The role involves defining and managing system requirements, creating DoDAF architecture views using Cameo Systems Modeler/MagicDraw, performing system-level performance assessments and simulations, conducting trade studies with design-of-experiments methods, and supporting systems integration and risk management activities. The position requires 5+ years of DoD program experience with MBSE architecture modeling and requirements management, proficiency with Cameo Systems Modeler/MagicDraw, and version control tools.