Army Cable Systems Installer-Maintainer – MOS-25L

Army Reserve Sgt. Alexandro Magana, a cable systems installer/maintainer and native of Redding, Pennsylvania, assigned to Company B, 392nd Expeditionary Signal Battalion, 335th Signal Command (Theater) assembles a M16A2 rifle during a
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 Sgt. First Class Brent C. Powell / U.S. Army

Cable Systems Installer-Maintainers are primarily responsible for installing, operating and performing maintenance on cable and wire communications systems, communication security devices, and the associated equipment.

MOS-25L Duties

Soldiers in the Cable Systems Installer-Maintainer MOS may perform a variety of duties. Such responsibilities include the installation and operation of cable and wire systems like Digital Group Multiplexers (DGMs) and Remote Multiplexing Combiners. They will work with repeaters, restorers, voltage protection devices, telephones, test stations, intermediate distribution frames, and related equipment on a unit-level. Some of their work will include the configuration of DGMs and remote multiplexing combiners for operations.

The cable systems specialist will do regular maintenance by performing tests on cable communications systems to ensure circuit and system quality. They will tests circuits groups to detect and locate line faults. They will also perform preventive maintenance checks and services on the telephone lines and other vehicles. They will install and operate preventive maintenance checks and services (PMCS) on power generators. All maintenance functions will be performed in accordance with published schedules.

They may be required to climb poles, as necessary, and assists in the construction of tactical cable and wire lines. Additionally, these soldiers may help to clear and maintain the rights of ways. At times they will operate manual and motorized cable construction equipment

Installs operates, performs strapping, re-strapping, preventive maintenance checks, and services and unit-level maintenance on communication security devices. Also, they are tasked with recognizing electronic countermeasures and applies appropriate electronic counter-countermeasures as necessary.

As experts in the field, they coordinate and supervise team member activities in the construction, installation, and recovery of cable and wire communications systems and auxiliary equipment. As well as coordinating remote trunking operations with switching central personnel. Other duties may include the interpretation and updating of line route maps and overlays and the coordination of team logistic requirements.

Training Information

Job training for a cable systems installer-maintainer requires 10 weeks of Basic Combat Training and eight weeks of Advanced Individual Training with on-the-job instruction. Part of this time is spent in the classroom and in the field.

Some of the skills you’ll learn are:

  • Mechanical and electrical principles
  • Preventive maintenance procedures
  • Line installation and wiring techniques
  • Communication security policies and procedures

ASVAB Score Required: 89 in aptitude area EL and 89 in aptitude area SC

Other Requirements

This MOS has a heavy strength requirement due to some of the work they perform. The position carries a PULHSE physical profile requirement of 212221.

  • Normal color vision required
  • Must be US Citizen

Similar Civilian Occupations

  • Telecommunications Equipment Installers and Repairers, Except Line Installers
  • Telecommunications Line Installers and Repairers
  • First-Line Supervisors/Managers of Mechanics, Installers, and Repairers