Maintains grounds by performing such tasks as planting, watering, and maintaining landscape areas consisting of lawns, bushes, trees, flowers and shrubs, digging trenches, clearing brush, moving wet concrete and dirt in wheelbarrows, digging postholes, and repairing fence boards. Maintenance Worker IIRepairs or replaces plumbing fixtures, sewer lines and sprinkler systems, electrical and lighting systems, parts on household appliances, and miscellaneous hardware such as door locks, door jambs, window screens, handicap bars, and curtain rods and blinds.