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Duty Descriptions25C Radio Operator-Maintainer
MOS 25C

25C Radio Operator-Maintainer NCOER Duty Description Examples

Real NCOER duty description examples for 25C Radio Operator-Maintainers. Covers direct, organizational, and senior leadership levels plus common duty positions including radio operator, communications section chief, and battalion S6 NCOIC.

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What makes a strong 25C duty description?

Radio operator-maintainer duty descriptions should reflect communications operations, equipment maintenance, and COMSEC management. Reference specific radio systems operated, the units supported, and applicable signal doctrine. Use communications and COMSEC terminology appropriate to the role.

Duty Descriptions by Rank Level

Direct Level (SGT/SSG)Radio Section Chief

Serves as Radio Section Chief responsible for communications operations supporting a battalion headquarters; Operates and maintains SINCGARS, Harris radios, and satellite communications systems; Manages COMSEC material including keying devices and fill equipment in accordance with AR 380-40; Installs and configures voice and data communications networks for tactical command post operations; Trains subordinate operators on communications systems, COMSEC procedures, and PACE planning; Advises the S6 NCOIC on communications readiness and network status

Organizational Level (SFC)Battalion S6 NCOIC

Serves as Battalion S6 NCOIC responsible for all communications systems supporting a battalion-sized element; Supervises communications personnel in the operation and maintenance of voice, data, and satellite communications; Manages battalion COMSEC program including key management and equipment accountability; Directs establishment and operation of tactical command post communications architecture; Coordinates with brigade S6 for network support and communications troubleshooting; Advises the battalion S6 officer and commander on communications readiness and network operations

Senior Level (MSG)Brigade S6 NCOIC

Serves as Brigade S6 NCOIC responsible for communications operations supporting a brigade combat team; Supervises battalion S6 NCOICs in the execution of communications operations and COMSEC programs; Manages brigade network architecture including voice, data, satellite, and tactical internet systems; Directs the development of communications SOPs, PACE plans, and network operations procedures; Coordinates with division G6 for network support and system integration; Advises the brigade S6 officer and commander on communications readiness and network operations

Duty Descriptions by Position

Radio Operator

Serves as Radio Operator responsible for operating and maintaining assigned communications systems; Operates SINCGARS and Harris radios maintaining continuous communications with higher and adjacent units; Manages assigned COMSEC material in accordance with AR 380-40 and unit COMSEC SOPs; Installs and configures radio networks and antennas to optimize communications reliability; Maintains assigned communications equipment and performs operator-level maintenance; Trains subordinate operators on radio procedures and COMSEC operations

COMSEC Custodian NCO

Serves as COMSEC Custodian responsible for the accountability and management of all COMSEC material; Manages COMSEC inventory, issue, and turn-in in accordance with AR 380-40 and NSA regulations; Conducts periodic COMSEC inventories and ensures accurate accounting of all keying material; Coordinates COMSEC replenishment with higher COMSEC managers and ensures continuous key availability; Trains unit COMSEC users on proper handling, storage, and destruction procedures; Advises the S6 NCOIC on COMSEC accountability status and compliance requirements

Communications Section Chief

Serves as Communications Section Chief directing radio operations and maintenance for a battalion communications section; Manages voice and data network operations ensuring continuous connectivity for command and control; Supervises communications personnel in the installation and maintenance of all assigned systems; Directs COMSEC management and ensures compliance with communications security regulations; Coordinates network troubleshooting and technical assistance for subordinate units; Advises the S6 officer on communications status and network readiness

Tips for writing 25C duty descriptions

  • Reference specific radio systems — SINCGARS, Harris radios, satellite communications systems
  • Include COMSEC management responsibilities
  • Reference communications doctrine and COMSEC regulations — AR 380-40
  • Scale scope to rank — SGT operates radios, SFC manages communications section
  • Include both operations and maintenance responsibilities

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Common duties at each rank for 25C

SGT
Serves as Radio Operator-Maintainer. Performs MOS-level tasks and maintains assigned equipment accountability. Conducts crew/section drills.
SSG
Serves as Comms Team Leader. Leads a section or squad. Plans and executes section-level training.
SFC
Serves as Signal Section Sergeant. Mentors section sergeants. Plans platoon/section-level operations and training.
MSG
Serves as senior NCO for this specialty at company or battalion level. Develops section sergeants and runs unit-level training.

More example NCOER bullets for 25C duty position

CharacterExceeded Standard
o reinforced comms section OPSEC and dignity-respect standards; section handled secure equipment without complaint or EO incident
LeadsExceeded Standard
o led 25C radio section during field exercise; section maintained battalion HF and VHF nets without outage for the exercise
AchievesExceeded Standard
o repaired battalion RETRANS site ahead of FTX; comms team had primary and alternate channels operational on schedule

Other MOS duty descriptions

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Related Content

25C NCOER Bullet Examples →Real NCOER bullets for 25C Radio Operator-Maintainer
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CharacterPresenceIntellectLeadsDevelopsAchieves
NCOER Bullets by Rank
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