The Journeyman Machinist supports the safe, efficient and cost effective production of electric energy by performing mechanical maintenance and repair of power plant equipment including machining, assembly and disassembly of equipment, investigating, correcting mechanical malfunctions and performing plate welding duties. Writes/reviews work scope and hazard/risk assessment of the work assignment. Reasonable and necessary overtime will be required. Shift work may be required.
Must successfully complete Machinist Apprenticeship or demonstration of equivalent skills and knowledge.
Reasonable and necessary overtime will be required.
Shift work may be required.
Reads work orders, technical manuals, blueprints and diagrams related to the work assignment. Writes/reviews work scope and hazard/risk assessment of the work assignment.
Knowledge of APM and safety standards related to Machinist work such as personal protective equipment, hazardous material handling, MSDS, confined space entry, asbestos containing material (ACM) awareness, company LOTO procedures, ladder safety, all material contained in the Accident Prevention Manual.
The safe use of hand, power, and pneumatic tools and measuring devices.
The safe operation of rigging for moving equipment with mobile equipment and lifting devices.
Performs preliminary testing of equipment such as vibration analysis and thermal imaging using vibration meters and heat guns.
Inspects internal parts of mechanical equipment for defects, excessive wear and broken parts by visually examining parts and by using rules, calipers, micrometers, and other precision measuring devices.
Diagnoses mechanical problems and determines corrective action checking blueprints and repair manuals.
Fabricates replacement parts to specifications such as shafts, bearing housings, or other parts using machine tools such as metal lathes, milling machines, drill presses, band saws, surface grinders, and other various machines for special purposes
Aligns parts of the mechanical equipment utilizing industry best practices and techniques, torques nuts and bolts, positions parts to set specified clearances between moving and stationary parts using hand and power tools, lifting devices, jigs and measuring devices.
Knowledge of metal properties and machining procedures including layout, positioning and securing work pieces, computing dimensions, tolerances and angles and selecting cutting speeds, feed rates and depths of cuts with lathes, milling machinery, drill presses, metal cutting equipment, surface grinders, etc.
Reassembles internal parts including bushings, bearings, sleeves, rings, liners, mechanical seals, packing gears and wheels; reassembles housing, and installs the mechanical equipment back in the system
Performs overhaul and repair related to mechanical maintenance and machine work on boilers, generators, steam and combustion turbines, pulverizers, large compressors and boiler feed pumps as a member of a work team involving the safe coordination of multiple projects in close proximity, communicating with others to dissemble, move, and replace large pieces of equipment and meet outage schedules.
Cleans, adds/replaces fluids, changes filters and lubricates shafts, bearings, gears and other moving machinery parts, inspects and adjusts belts, packing, rollers, and pulleys, for preventative maintenance.
Performs other duties as assigned.
Pinnacle West Capital Corporation