Smith was commissioned as a
Second Lieutenant in October 1965 with the Ghana Army Engineer Corps. He rose through the years and became the Commandant of the Military Academy and Training School at Teshie,
Accra in 1993. From 1993 to 1996, he was the Commander of the Second Infantry Brigade Group (now known as the Northern Command) with headquarters at
Kumasi in the
Ashanti Region of Ghana. While in this position, he was appointed Special Task Force Commander to restore law and order in Northern Ghana between January and September 1994 during the
Konkomba and
Nanumba conflict. In 1996, Smith served as the Company Commander of the
United Nations Emergency Force (UNEF) in Egypt. He was appointed Chief of Staff of the Ghana Army in 1996 by President
Jerry Rawlings. He held this position till 2001. Smith is the only Army Commander to have commanded three formations including two Infantry Brigade Groups. He retired from the military in February 2009 after 39 years. ==Other work==