KBR is seeking a Senior Digital Engineer to join their team in Chantilly, Virginia, focusing on Model Based Systems Engineering (MBSE) for government programs. This role combines systems engineering with software development, requiring expertise in SysML, object-oriented design, and various modeling tools. The position involves developing and integrating complex system models, conducting trade studies, and working with enterprise-level tools. The ideal candidate will have a strong technical background, experience with modeling languages and tools, and must possess an active TS clearance. KBR offers a collaborative environment with their 'Team of Teams' philosophy and emphasizes their Zero Harm culture. The company serves clients in over 80 countries and provides opportunities to work on critical government and commercial projects. This role offers a chance to work on sophisticated engineering challenges while contributing to important government programs.