The 405th Expeditionary Operations Support Squadron is a U.S. Air Force unit primarily responsible for providing operational support services during contingency, wartime, and non-combat operations. This squadron operates under the Air Combat Command (ACC) and is part of the Air Force’s expeditionary force structure, allowing it to be rapidly deployed anywhere in the world as needed. Its main duties include maintaining critical infrastructure, coordinating logistics, managing communication systems, and ensuring overall operational readiness for the assigned operational units. The 405th EOSS plays a crucial role in sustaining ongoing missions, ensuring the success of air operations on the battlefield.