Farmandeye Koll-e Qova (Persian: فرمانده کل قوا), formerly known as Bozorg Arteshtaran (Persian: بزرگارتشتاران) is the highest military position in Iran with the authority over all Armed Forces within the country.
According to the Constitution of the Islamic Republic of Iran, the position is vested in the Supreme Leader of Iran and is held since 1981.
References
Commander-in-Chief of the Iranian Armed Forces Wikipedia(Text) CC BY-SA