The USACE Mission Support Battalion anticipates a full-and-open MATOC IDIQ solicitation to provide professional services supporting IWR’s civil works water-resources missions, including technical research and analysis, data management, facilitation, training, and operation/maintenance/enhancement of automated information systems. The MATOC is expected to have a base year plus four one-year options and may extend up to six months under FAR 52.217-8, with an anticipated maximum shared capacity of $49,500,000. A partial small-business set-aside is anticipated, with specific tasks to be determined by the Performance Work Statement. Performance supports IWR operating units in Alexandria, VA; Davis, CA; New Orleans, LA; Denver, CO; and Pittsburgh, PA, across navigation, flood risk management, ecosystem restoration, hydropower, regulatory, recreation, water supply, emergency management, and related areas. Prospective bidders should provide a capabilities statement and completed questionnaire, up to 20 pages excluding specified items, in PDF, with all communication in writing.