Cement finishers, commonly referred to as concrete finishers, prepare, lay out and repair different concrete surfaces such as floors, sidewalks, curbs. They install waterproof membranes over concrete surfaces. As part of their duties, they may be responsible for creating coatings out of decorative concrete, parging and acrylic. This is a construction trade that requires being in good physical shape and good manual dexterity. A job as a cement finisher is suitable for meticulous people who enjoy working outdoors.