Primary Responsibilities
Train, discipline, and transform recruits at Marine Corps recruit depots.
09xx Training / Marine Corps MOS Profile
0911 Drill Instructor
Drill Instructors train recruits in Marine Corps discipline, physical fitness, close order drill, core values, basic warfighting skills, and recruit training standards.
Code / Pipeline0911
MOS NameDrill Instructor
Category09xx Training
Unit AssociationTraining Cadre
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Marine Corps MOS Profile
Responsibilities and Pipeline
Training Pipeline
Meet screening requirements and be selected for special duty assignment.
Billet Progression
This MOS is usually earned after demonstrated performance in a primary specialty and selection for an instructor billet.
Current Member Tracking
The Current Members section below is populated from command-record MOS data. When a chain of command changes MOS, this page is regenerated to keep the roster link accurate.
USMC Responsibilities
0911 Drill Instructor is described here by practical Marine Corps duties, billet expectations, and training progression. This section avoids game-language so the page reads like a professional MOS reference.
- Train, discipline, and transform recruits at Marine Corps recruit depots.
- Enforce standards, teach customs and courtesies, supervise physical training, and develop recruits under controlled training schedules.
- Maintain recruit accountability, safety, records, and professional conduct.
- Serve as Drill Instructor, Senior Drill Instructor, Chief Drill Instructor, or schoolhouse instructor after selection.
Training Pipeline
The pathway is shown at a broad public level. Exact prerequisites, screening, quotas, course names, and assignments can change by fiscal year, manpower requirement, medical qualification, command screening, and schoolhouse policy.
- Meet screening requirements and be selected for special duty assignment.
- Complete Drill Instructor School.
- Serve at a recruit depot under established recruit training procedures.
- Progress into senior drill instructor, chief drill instructor, series, company, or schoolhouse roles.
Billets And Skill Growth
- Entry-level Marines focus on core tasks, equipment, field discipline, and reliable execution.
- NCOs supervise small teams, enforce standards, plan rehearsals, and train junior Marines.
- SNCOs and officers manage readiness, risk, training plans, inspections, reporting, and integration with adjacent staff sections.
- Instructor and staff billets preserve standards, document lessons learned, and build repeatable training for the next rotation.
Chain of Command Matching Logic
Chain of command records can list a current MOS, prior record MOS, ADMOS, or specialty track. This page shows a member as a Current MOS when the MOS is the member’s active specialty and as Recorded Profile MOS / ADMOS when it appears in the member history.
Rank / Grade Requirements
Grade LaneSpecial duty assignment MOS
Entry / Award Basis
Drill Instructor MOS for screened, qualified Marines assigned to recruit-training duty after Drill Instructor School.
Typical Rank Use
Normally Sgt through GySgt, with senior billets for experienced SNCOs and school staff.
Schoolhouse & Qualification Requirements
SchoolhouseTraining Command / MOS-specific instructor schoolhouse
Instructor MOSs require completion of the appropriate instructor course, demonstrated proficiency in the parent specialty, and performance in a formal training billet.
Entry QualificationsScreening / Prerequisites
Usually requires command screening, maturity, fitness, conduct standards, parent-MOS credibility, instructor evaluation, and completion of the required formal instructor course.
Associated SchoolsFollow-On Training
- Formal instructor certification
- Curriculum development and safety qualification
- Range, water survival, martial arts, recruit-training, combat-instructor, or aviation instructor tracks as assigned
Course titles, quotas, prerequisites, and sequence can change by fiscal year, manpower requirement, medical qualification, and current schoolhouse policy.
Current Members in this MOS
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MOS Association
Training Cadre
This page links the occupation lane to the training cadre. Matching chain of command members appear in the Current Members section above.