Solicitation N6133127R0004 for Mine Warfare (MIW) and Surface Mine Countermeasures (SMCM) Design Agent (DA), Technical Direction Agent (TDA), In-Service Engineering Agent (ISEA), and Foreign Military ... Solicitation N6133127R0004 for Mine Warfare (MIW) and Surface Mine Countermeasures (SMCM) Design Agent (DA), Technical Direction Agent (TDA), In-Service Engineering Agent (ISEA), and Foreign Military Sales (FMS) Support. THIS IS A SEAPORT SMALL BUSINESS SET ASIDE. THIS SOLICITATION IS ONLY OPEN TO SEAPORT MAC HOLDERS. This solicitation will close at 1500 CST on 10 November 2026. Sources Sought Reference ID: N61331-26-SN-Q28