Although initially Silmy did not have an educational background in the military and defense fields, on the initiative of the Deputy Minister of Defense of the Republic of Indonesia Sjafrie Sjamsoeddin he had the opportunity to take military and defense education.
He received military and defense education abroad, from the NATO School in Germany to Harvard University and the Naval Postgraduate School in the United States. Armed with knowledge from the results of this education, Silmy became one of the experts in Indonesia in the field of Defense Management and National Security.
At the Indonesian Ministry of Defense, Silmy’s first assignment was as an Advisor to the Minister of Defense. This position began when he was placed as a member of the Defense Management Expert Team of the Indonesian Ministry of Defense until 2014.Then in the defense industry, since 2010, Silmy has been a member of the Assistance Team for the Defense Industry Policy Committee (KKIP). He also helped draft Law No. 16 of 2012 concerning the Defense Industry. His last position at KKIP was Expert Staff for Inter-Agency Cooperation and Relations. For his services in an assignment at the Indonesian Ministry of Defense, he received a service star for the Defense of the Republic of Indonesia in 2014.