This is a sources sought notice to determine small business capability for software development and sustainment of two systems: the Tactical Data Link Configuration Management Tool (TCMT) and the United States Message Text Format Web Application (USMTF-WA). The anticipated period of performance is from September 2026 through September 2030. The work is to be performed both at Fort George G. Meade and the contractor's location within 50 miles of it. No budget information is provided in this description. Additional details are in the attached draft Performance Work Statement, which is Controlled Unclassified Information and requires a formal request for access.