Perform system diagnostic, replacement and repairs on, but not limited to electrical hydraulic systems; and component replacement and repairs on, but not limited to: dippers, handles, swing, propel, crowd and hoist transmissions, hoist cables, GET (ground engaging tools), drill bits, drill pipes, hydraulic pumps and motors, engines, electric motors, gear boxes, compressors, auto lube systems, and hydraulic valves and hoses. Must have completed academic and practical competencies required (this includes Line of Progression requirements for internal employees where LOP Exists) and have experience demonstrating the required mechanical aptitude.