The 673d Civil Engineer Squadron is a unit within the United States Air Force, specifically under the Air Force Civil Engineer Center (AFCEC). Its primary role is to ensure the readiness of the Air Force infrastructure by providing engineering services and expertise for construction, maintenance, and emergency response. This includes planning, design, and management of projects related to airfields, facilities, and utilities at various military installations. The squadron is part of a broader network of civil engineer units that support the U.S. Air Force in executing its mission effectively.