The director of Drill Instructor (DI) School is Major Chad Craven.

The assistant director is Captain Christopher G. Healy. The assistant director is required by billet to be a captain with experience in a recruit training company, and serves as the primary instructor for the Series Commander Course (SCC).

First Sergeant Everette Skanes, the First Sergeant for Drill Instructor School, is a former drill instructor who uses his extensive experience to supervise and mentor the staff and fulfill the duties as the senior enlisted advisor at the school.

There are nine Drill Instructors, each a Gunnery Sergeant or Staff Sergeant, who serve as squad instructors. These Marines have completed at least one tour as a drill instructor in the Recruit Training Regiment and each have been hand-picked to train and mentor the Corps' future drill instructors. In addition to serving as an instructor and subject matter expert for a particular subject area, they are also assigned a squad (8-10 students) which they lead, mentor, and counsel throughout the 11-week training cycle.

The school also has an administration section which is comprised of an administration chief who is a Sergeant, and a clerk who is a Corporal.