Senior Systems Engineer - MBSE Lead (TS/SCI with Poly)

J T in Annapolis Junction, MD seeks a Senior Systems Engineer (Level 5) to provide enterprise-level systems engineering leadership across all lifecycle stages. You will ensure technical integrity and guide MBSE activities using Cameo and SysML, while interfacing with government stakeholders and senior executives. The role requires active TS/SCI with Polygraph and experience with ISO/IEC 15288 process areas, DoDAF/FEAF architectures, and risk management.