Directly supervise and coordinate activities of retail sales workers in an establishment or department. Duties may include management functions, such as purchasing, budgeting, accounting, and personnel work, in addition to supervisory duties.
Directly supervise and coordinate the activities of mechanics, installers, and repairers.
Repair and adjust electrical and mechanical equipment of inboard or inboard-outboard boat engines.
Install, service, or repair heating and air conditioning systems in residences or commercial establishments.
Repair, adjust, or install all types of electric or gas household appliances, such as refrigerators, washers, dryers, and ovens.
Install, service, adjust, or repair coin, vending, or amusement machines including video games, juke boxes, pinball machines, or slot machines.