License 1 (Grade 1) from City of Houston required
Stationary Engineer/Boiler Operator License
Driver's License
Move, lift, carry, push, pull, and place objects weighing less than or equal to 75 pounds without assistance
Move through narrow, confined, or elevated spaces; up and down a ladder; down stairs and/or service ramps
Reach overhead and below the knees, including bending, twisting, pulling, and stooping