The Civil Engineer Corps (CEC) is a staff corps of the United States Navy. CEC officers are professional engineers and architects, acquisitions specialists and Seabee Combat Warfare Officers. They are responsible for executing and managing the planning, design, acquisition, construction, operation, and maintenance of the Navy's shore facilities. The Civil Engineer Corps is under the command of the Chief of Civil Engineers and Commander, Naval Facilities Engineering Systems Command. On 19 October 2018, RADM John W. Korka relieved RADM Bret J. Muilenburg, becoming the 45th commander of NAVFAC and Chief of Civil Engineers.