Major general the lowest general officer rank until reunification in 1990. It was equivalent to "Konteradmiral" (KAdm). In the "Magyar Honvédség" (Hungarian Defence Force), the equivalent rank to major general is "vezérőrnagy". In the Iranian army and air force, the ranks above colonel are respectively "sartip dovom "(second brigadier general with no equivalent in other countries), "sartip" (brigadier general), "sarlashkar" (major general), "sepahbod" (lieutenant general), and "arteshbod" (general); nonetheless, major general is the highest available rank for current Iranian commanders. The Irish Defence Forces have two major generals. They are deputy chiefs of staff with separate responsibility for operations (DCOS Ops) and
Field officer Field officer A field officer, field-grade officer, or senior officer is an army, Marine, or air force commissioned officer senior in rank to a company officer but junior to a general officer. In most armies this corresponds to the ranks of major, lieutenant colonel and colonel, or their equivalents. Some countries also include brigadier in the definition. Historically, a regiment or battalion's field officers made up its command element. In the Canadian Armed Forces, the equivalent of field officers are senior officers (); they include the army and air force ranks of Major, Lieutenant-Colonel, and Colonel, and the naval ranks