Squadron leader Squadron leader Squadron leader (Sqn Ldr in the RAF ; SQNLDR in the RAAF and RNZAF; formerly sometimes S/L in all services) is a commissioned rank in the Royal Air Force and the air forces of many countries which have historical British influence. It is also sometimes used as the English translation of an equivalent rank in countries which have a non-English air force-specific rank structure. An air force squadron leader ranks above flight lieutenant and immediately below wing commander and it is the most junior of the senior officer ranks. The air force rank of squadron leader has a
Ranks and insignia of Royal Danish Air Force Ranks and insignia of Royal Danish Air Force The Royal Danish Air Force ranks follows the NATO system of ranks and insignia, as does the rest of the Danish Defence. The ranks used are based around the Royal Air Force, with some minor changes. For example, 3 strips in the RAF is a OF-4, while only a OF-3 in Denmark. The highest officer's rank is OF-9 (General) which is reserved for the Chief of Defence (only when this seat is occupied by an Air Force officer). Similarly, OF-8 (Lieutenant general) is reserved for the "Vice Chief of Defence"). OF-7 (Major