Cornerstone Signals & Cyber Technologies LLC is a certified Small Business, Service-Disabled Veteran-Owned Small Business (SDVOSB), Woman-Owned Small Business (WOSB), and Economically Disadvantaged Woman-Owned Small Business (EDWOSB) providing engineering, technical, advisory, intelligence, and program management services to Federal Government customers. Cornerstone is seeking an experienced Senior Model-Based Systems Engineer (MBSE) to support a Digital Engineering (DE) modernization effort focused on migrating legacy Modeling, Simulation, and Analysis (MS&A) tools, algorithms, applications, and engineering processes into a cloud-native Digital Engineering pipeline.