They may work in noisy environments. Workers in smaller buildings often have only limited supervision. Those in larger buildings often work under the direct supervision of an experienced craft worker. Some are members of unions. These unions include the American Federation of State, County and Municipal Employees and the United Automobile Workers.
Wages vary with training, experience, and location.
Entry level wages may be lower. Earnings vary by industry, geographic area, and skill level. Earnings are higher for workers in manufacturing businesses than in service businesses. In general, workers in the Midwest and Northeast earn more than in the West and South. There were 26,900 people employed as building maintenance workers or general utility maintenance repairers in Indiana in 1996.