Grounds Maintenance Workers Mainkmmce (维护） Grounds maintenance workers ensure that the grounds of houses, businesses, and parks are attractive，orderly，and healthy in order to provide a pleasant outdoor environment. Work Environment Many grounds maintenance jobs are seasonal, available mainly in the spring, summer, and fall. Most of the work is done outdoors in all weather conditions. How to Become a Grounds Maintenance Worker Most grounds maintenance workers need no formal education and are trained on the job. Training A short period of on-the-job training is usually enough to teach new hires the skills they need, which often include how to plant and maintain areas and how to use some tools and other equipment. Pay The hourly wage for grounds maintenance workers was $12.90 in May 2016.