Jizzini joined the Lebanese Army Military Academy on October 1, 1973.

[1] Jizzini took command of several sensitive positions in the Lebanese Army.

Jamil Al Sayyed where this Directorate has been named by the United Nations as the "Best Administration of the year 2004" in the Middle East during the Jamil Al Sayyed era.

[citation needed] Jizzini showed symptoms of pancreatic tumor months before retirement.

He died three months after retirement on March 4, 2011, in a hospital in Germany while taking treatment.