Experience in machining, welding, hydraulics, pneumatics, lubrication, plumbing, power transmission (including bearings, gearing, conveyors, fans, shaft alignment, sprockets and couplings), basic electrical, blueprint reading (including interpreting mechanical, pneumatic, and hydraulic schematics), cranes and troubleshooting/repair. Ability to perform prolonged physical exertions, including standing, lifting, pushing, pulling, squatting, bending, kneeling, climbing, and working in awkward positions and tight areas.