Demonstrate comprehensive knowledge of at least one of the following skill groups and demonstrate basic working knowledge of the other: comprehension of two of the four following basic skills and have a working knowledge of the others: Mechanical - bearings, mechanical power transmission, chain drives, belt drives, gear drives, couplings, mechanical fasteners, packing and seals, pumps, conveyors, pipe fittings and valves, boilers, steam lines and traps, fabrication, and welding, etc. 5+ years industrial maintenance experience in a multi-craft environment; OR 3+ years of high-tech maintenance related military experience; OR Completed apprenticeship program and 2+ years industrial maintenance experience; OR Associates degree in Industrial Maintenance, Electronics, General Technology, Robotics, or related field and 2+ years industrial maintenance experience.