[4] In 1974, he returned to the country and joined the Somali Military Forces, as a senior pilot in the Somali National Army, where he held various ranks until he received the rank of Major in 1977.

[5] Also, in the same year 1977, he was awarded a medal for bravery during the war between Somalia and Ethiopia, in which he showed great success, as at that time he was a pilot in the country's military aircraft.

[5] In 1987 Gen. Khalif Isse Mudan, received the rank of Colonel, and was appointed the Commander of the Air Force Base in Balli-doogle, a position he has held since 1990, and earned the rank of Brigadier General.

[5] In 1990, Gen. Khalif Isse Mudan was appointed as the Commander of the Somali Air Force, a position he has held since 1991, when the central government of the country fell.

[5] On 29 June 2006 Khalif Isse Mudan, owner/operator of Mudan Airlines, signed a contract with Prime Minister of Transitional Federal Government of Somalia, Ali Mohamed Ghedi in Nairobi granting Mudan Airlines the right to transport weapons and ammunition from Ethiopia to Baidoa for TFG.