The 502d Civil Engineer Squadron is a unit of the United States Air Force (USAF) responsible for engineering services and support. It falls under the Air Combat Command (ACC) and is stationed at Joint Base San Antonio, Texas. The squadron’s primary roles include base operation support, contingency response, civil engineer mission assurance, and infrastructure management. Personnel within the 502d Civil Engineer Squadron ensure that USAF bases worldwide are safe, well-maintained, and capable of supporting airmen and their missions effectively. The squadron also supports humanitarian efforts, disaster relief operations, and contingency response missions when required.