Companies of all shapes and sizes, in a variety of sectors, depend on complicated machinery, electrical and nuclear equipment, housed within expansive facilities to reach their business objectives. When these pieces of equipment or facilities fail, skilled professionals are needed to fix them.
Benjamin Franklin nailed it when he said, "Fatigue is the best pillow." True story, Benny. There's nothing like pushing your body so far past exhaustion that you'd willingly, even longingly, take a nap on a concrete slab.