PHYSICAL REQUIREMENTS: Work is performed outside having a variety of weather conditions with exposure to outdoor elements, such as fumes, smoke or gases, dust, grease, and oils. Work involves rotating shifts and working extended workdays outside the regular working hours and on call. Capable of working closely with others, and with moving objects or vehicles in an excessive noisy environment. Exposure to unknown and dangerous conditions. Work requires straight pulling, simple and dual simultaneous grasping, standing, sitting, crouching, twisting, pushing, stooping, reaching above shoulders, climbing stairs, walking, carrying over 45 pounds, and moderate lifting over 45 pounds. Ability to see, write, count, read, identify shade of colors, and hear is needed to perform essential functions.