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Duty Descriptions11C Indirect Fire Infantryman
MOS 11C

11C Indirect Fire Infantryman NCOER Duty Description Examples

Real NCOER duty description examples for 11C Indirect Fire Infantrymen. Covers direct, organizational, and senior leadership levels plus common duty positions including mortar section leader, fire direction NCO, and battalion mortar platoon sergeant.

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What makes a strong 11C duty description?

Indirect fire infantryman duty descriptions should reflect mortar operations, fire direction responsibilities, and the ability to provide timely and accurate indirect fires in support of maneuver. Reference specific mortar systems, the formations supported, and applicable fires doctrine. Use mortar and indirect fire terminology appropriate to the role.

Duty Descriptions by Rank Level

Direct Level (SGT/SSG)Mortar Section Leader

Serves as Mortar Section Leader responsible for the training and combat readiness of a mortar section; Directs the tactical employment of M252 81mm mortar systems in support of company and battalion maneuver operations; Supervises crew members in the execution of fire missions, position occupation, and section displacement; Manages mortar equipment readiness and maintains accountability of all assigned systems, ammunition, and sensitive items; Trains crew members on mortar gunnery, fire direction procedures, and tactical employment; Advises the platoon leader and platoon sergeant on mortar section readiness and indirect fire support requirements

Organizational Level (SFC)Mortar Platoon Sergeant

Serves as Mortar Platoon Sergeant responsible for the training and combat readiness of a battalion mortar platoon; Advises the Platoon Leader on all mortar operations including fire mission execution, gunnery, and tactical employment; Supervises section leaders in the execution of indirect fire support missions and mortar qualification training; Manages platoon maintenance, ammunition accountability, and logistics requirements; Coordinates mortar fire support with the battalion FSE and company fire support teams; Advises the platoon leader and battalion commander on mortar readiness and indirect fire support capabilities

Senior Level (MSG)Battalion Mortar NCOIC

Serves as Battalion Mortar NCOIC responsible for all mortar operations and indirect fire support for a battalion-sized element; Supervises mortar platoon sergeants in the execution of fire missions and mortar training programs; Manages battalion mortar program including ammunition accountability, crew qualification, and gunnery standards; Directs the development of mortar SOPs, employment plans, and crew training programs; Coordinates indirect fire support integration with the battalion FSE and supported companies; Advises the fires officer and battalion commander on mortar capabilities, employment, and indirect fire support planning

Duty Descriptions by Position

Mortar Squad Leader

Serves as Mortar Squad Leader directing the employment of an organic mortar system in support of company operations; Plans and executes mortar fire missions providing indirect fire support to the supported maneuver company; Manages crew training, ammunition accountability, and equipment readiness for the assigned mortar system; Coordinates fire missions with the company fire support team and battalion FDC; Trains crew members on mortar gunnery, safety procedures, and tactical employment; Advises the section leader on mortar status, ammunition requirements, and fire support capabilities

Fire Direction NCO

Serves as Fire Direction NCO responsible for computing firing data and managing fire direction operations; Operates AFATDS and manual fire direction procedures to compute firing data for mortar missions; Manages FDC operations including mission receipt, data computation, and fire commands; Coordinates with the battery executive officer and platoon leader on firing data verification; Trains FDC personnel on fire direction procedures and data computation; Advises the platoon sergeant and FDO on fire direction operations and mission execution

Ammunition NCO

Serves as Mortar Ammunition NCO responsible for ammunition accountability and management for the mortar platoon; Manages mortar ammunition storage, issue, and accountability in accordance with applicable regulations; Coordinates ammunition resupply requirements with the S4 and battalion ammunition section; Maintains ammunition records and ensures accurate documentation of all ammunition transactions; Enforces explosive safety standards during all ammunition handling and storage operations; Advises the platoon sergeant on ammunition status and resupply requirements

Tips for writing 11C duty descriptions

  • Reference specific mortar systems — M224 60mm, M252 81mm, M120 120mm
  • Include the maneuver formation supported and the indirect fire mission scope
  • Reference fires doctrine — FM 3-22.90, mortar gunnery tables
  • Scale scope to rank — SGT operates mortar system, SFC leads mortar section
  • Include both gunnery operations and fire direction responsibilities

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Common duties at each rank for 11C

SGT
Serves as 11C mortar gunner or assistant gunner. Maintains mortar system and ammunition accountability. Conducts crew drills.
SSG
Serves as 11C Squad Leader or Mortar Section Sergeant. Leads a mortar section. Plans and executes section live-fire training.
SFC
Serves as 11C platoon sergeant or Fire Direction Center NCO. Mentors section sergeants. Plans platoon mortar gunnery.
MSG
Serves as senior 11C NCO at company or battalion level. Develops platoon sergeants. Runs battalion-level mortar training.

More example NCOER bullets for 11C duty position

CharacterExceeded Standard
o set 11C section standard of dignity-respect during crew merge; section conducted SHARP-aligned counseling and reported clear standards
LeadsExceeded Standard
o led 11C mortar section through live-fire; section achieved GO on all gunnery tables within published time standard
AchievesExceeded Standard
o trained section on hand-and-arm fire missions; section delivered accurate fires on all evaluated missions during home-station train-up

Other MOS duty descriptions

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