At the age of nineteen, he enrolled in military school and graduated three years later with the rank of lieutenant. Throughout the 1980s, he took part in several training courses in the military, culminating in an infantry course in the
United States in 1989. This was followed by a computer course in 1996 to stay up to date with the electronic age. He also received advanced security training in the
United Kingdom in 1998. In 1989, Ibrahim became the personal bodyguard of
Arab League envoy to Lebanon
Lakhdar Brahimi. When
Jamil Al Sayyed was head of the Presidential Guards Squadron, he then appointed Ibrahim as one of the bodyguards to President
Elias Hrawi and remained in that post until 1992 when he was tasked with protecting then newly appointed Prime Minister
Rafik Hariri. In 1994, when
Jamil Al Sayyed was deputy-Director of Army Intelligence, he appointed Ibrahim as head of the counterterrorism and espionage department at the intelligence directorate. ==Previous assignments==