Must be able to lift up to 50 lbs, stand, sit, kneel, crawl, see, read, hear, have the physical and mental ability to travel independently and the physical and mental ability to comply with customary workshop, office, job site work environments, safety requirements and other customary regulations and requirements in these environments. Must be physically and mentally able to operate heavy machinery, automobiles and light trucks, cranes, lifting equipment, computers and diagnostic equipment.