Military Occupational Specialty Horizontal Construction Engineer Before the Army can build roads, Airfields and buildings for its missions, Earth must be cleared, Boulders moved, and Land leveled, and Horizontal Construction Engineers must prepare these sites for construction. To do this, the Army will train you to clear sites and to safely operate scoop loaders and scrapers to gather and fill soil into low spots. You'll also train to operate a grater, angling and moving the blade to level shoulders and to cut, smooth or contour ditches. After your initial entry training and advanced individual training, you'll work in the field supporting military operations day or night where your operator duties may be to interpret construction stakes and determine what Earth moving is required. In addition to operating dump trucks, crawler tractors, scoop loaders, scrapers, hydraulic excavators, backhoe loaders, and graders, you may also perform equipment maintenance. Serving in this MOS can help you transition from the military to the civilian employment sector. Because your skills in leadership, teamwork and problem solving are skills and values in demand by civilian employers. Working as the operator of Army Construction Equipment makes you a vital part of the Army's worldwide construction efforts. Military Occupational Specialty, Horizontal Construction Engineer.