MOS 27E Land Combat Electronic Missile System Repairer
The land combat electronic missile system repairer supervises or performs direct and general support (DS/GS) level maintenance on the TOW and DRAGON missile systems and the Bradley Fighting Vehicle System (BFVS). Duties for MOS 27E at each level of skill are:
a . Major duties.
(1) MOSC 27E1O. Performs quality control measures. Inspects, tests, adjusts components to specific tolerances. Determines shortcomings and malfunctions in electronic, electrical, mechanical, pneumatic, optical, and electromechanical assemblies, sub-assemblies, modules and circuit elements, with common and system special design test equipment. Repairs unserviceable items by removing and replacing defective components and parts. Repairs unserviceable optical and infrared components by aligning, adjusting, removing and replacing defective modules and assemblies. Determines serviceability and disposition of defective assemblies, sub-assemblies, and parts. Performs maintenance adjustments and repairs on jobrelated tools and equipment. Prepares maintenance and supply forms and reports. Serves on inspection and maintenance teams.
(2) MOSC 27E2O. Performs and supervises duties in preceding skill level and provides technical guidance to lower grade personnel in the accomplishment of their duties. Performs quality control measures. Installs equipment modifications and provides technical assistance to supported units.
(3) MOSC 27E3O. Perform duties shown in preceding levels of skill. Establishes workloads and repair priorities; organizes work schedules, assigns duties, instructs subordinates in work techniques, and procedures for receipt, storage, inspection, testing, and repair of equipment. Implements quality control/quality assurance measures and performs initial and final inspection of equipment maintenance. Performs administrative functions in establishing and maintaining maintenance records.
(4) MOSC 27E4O. Perform duties in preceding levels of skill. Supervises and coordinates support maintenance on Tube-Launched, Optical Tracked, Wire-Guided Missile (TOW), DRAGON, BFVS, Tow Field Test Set (TFTS) and Multiple Launch Rocket System (MLRS) missile systems. Serves as section chief or platoon sergeant of detachment, platoon, company, or comparable unit.
b. Physical demands rating and qualifications for initial award of MOS.
Land combat electronic missile system repairer must possess the following qualifications:
(1) A physical demands rating of very heavy.
(2) A physical profile of 222221.
(3) Normal color vision.
(4) A minimum score of 110 in aptitude area EL.
(5) A security clearance of SECRET.
(6) A U.S. citizen.
(7) Formal training (completion of MOS 27E course conducted under auspices of the U.S. Army Ordnance Missile and Munitions Center and School) mandatory; or meet the civilian acquired skills criteria listed in AR 601-210.
c. Additional skill identifiers.
(1) J9-TOW Field Test Set (TFTS) (TOW-Ground).
(2) P5-Master Fitness Trainer.
(3) 2S-Battle Staff Operations (skill level 3 and above).
(4) 4A-Reclassification Training.
d. Physical requirements and standards of grade.
Physical requirements and SG relating to each skill level are listed in the following tables:
(1) Table 10-27E-1. Physical requirements.
(2) Table 10-27E-2. Standards of grade TOE/MTOE.
(3) Table 10-27E-3. Standards of grade TDA.






