The U.S. Army Program Executive Office Command, Control, Communications and Network, International IT Systems (IITS) office seeks to acquire non-personal Systems Engineering and Technical Assistance (SETA) services to provide comprehensive Program Management Office Support (PMOS) for its portfolio of international Command, Control, Computers, Communications, Cyber, and Intelligence (C5I) programs. The contractor shall provide integrated executive management, business operations, Foreign Military Sales (FMS) case management across the full case lifecycle, program and project management, systems engineering, cybersecurity technical support, integrated logistics planning, acquisition and procurement analysis, and financial management services in support of global C5I capability delivery to qualified partner nations across all six Geographic Combatant Commands (GCCs). Services shall support the full security cooperation lifecycle, including pre-Letter of Request (LOR) activities, FMS case development, execution, reconciliation, and closure, and shall be performed in compliance with all applicable DoD, Army, Joint, and Allied policies and regulations. Contractor support shall integrate programmatic, technical, and sustainment IT services to achieve cost, schedule, and performance objectives while minimizing risk, and may include the provision of office space and business applications upon Government request.