aircraftman airman basic airman leadership school athyma selenophora australian army british army chief master sergeant chief master sergeant of the air force chief petty officer chief technician colour sergeant command master chief petty officer company quartermaster sergeant company sergeant major corporal enlisted rank first sergeant flight sergeant gunnery sergeant household cavalry infantry israel defense forces israeli new sheqel junior technician lance corporal leading aircraftman leading rating malay language master aircrew master chief petty officer master chief petty officer of the coast guard master chief petty officer of the navy master gunnery sergeant master sergeant military rank non-commissioned officer other ranks platoon platoon sergeant police rank private first class regiment royal air force royal marines royal navy seaman seaman apprentice seaman recruit second sergeant senior aircraftman senior airman senior chief petty officer senior master sergeant senior staff sergeant sergeant sergeant first class sergeant major of the army sergeant major of the marine corps singapore armed forces singapore police force species squad staff corporal technical sergeant third sergeant troop sergeant major united states air force united states army united states coast guard united states marine corps united states navy warrant officer