= Air Liaison Officer An officer that is assigned to a TACP for 2 years to act as a liaison to senior Army staff and assist in the coordination required to employ CAS This individual is generally a pilot Flying officers are required to fill a desk or ALO position to continue his career Why is an ALO required? The Army is very rank conscious and will only treat an individual of equal rank with respect until an enlisted individual has proven himself, usually requiring a large investment of time