Full-Time Maintenance Machinist

Position Summary
This employee lays out, sets up, and performs precision operations on a wide variety of machine tools (engine lathe, milling machine, shaper, radial drill, etc.), using considerable judgment, to make or repair parts to specifications. Performs scheduled overhaul of heating, ventilating, hydraulic and pneumatic control systems, liquid and dry chemical feeder systems and unit. Is able to discover problems, repair and make parts, and reinstall them. Directs and assists in the removal and installation of large machinery and equipment. Performs related work as required.

Knowledge

Parts and purposes of standard machine tools (engine lathe, milling machine, radial drill, etc.)

SAE, Acme, and standard pitches and diameters of pipes and bolts

Centrifugal pumps, blowers, and compressors sufficient to know purposes of parts

Plumbing systems sufficient to shut off valves and repair or replace parts in the field

Safety policies and procedures, e.g., Employee Safety Instruction Manual and applicable agency requirements

Hazardous materials handling laws sufficient to correctly dispose of used solvents

Skills

Choose correct shape and size of material and machine it to specifications

Perform shop math (adding, subtracting, multiplying, dividing, fractions, decimals, metrics) and use a protractor to establish angles

Read drawings and make field sketches of parts to be duplicated

Layout work (shafts, sleeves, bolt circles on flanges, etc.) from drawings and parts and machine to specifications

Use precision hand and machine measuring instruments to lay out, set up, and check work normally to ± 0.001″ tolerance

Select and set up necessary machine tool cutters, jigs, and fixtures

Use standard engine lathe and milling machine attachments, steady rest, dividing heads, and other specialized attachments

Operate all controls of engine lathe and milling machine to obtain necessary feed, spindle speed, and depth of cut on a variety of metals; operate related machine shop equipment (other machine tools, ovens, cranes, etc.)

Use lathe and milling machine, grind, lap, hone, and apply a super finish by hand

Use machinists' hand and power tools (drills, taps, etc.) in the shop and in the field

Align pumps to motors in the field

Install threaded and flanged pipe and tubing

Operate crane safely

Responsibilities

Lays out work from drawings, field sketches, and verbal descriptions

Selects appropriate machine tool to perform an operation and sets up equipment with necessary cutters, chucks, jigs, fixtures, and attachments

Reads and interprets feed and spindle charts on engine lathes, milling machines, and other machine tools; selects depth of cut

Shapes material by operating the engine lathe or milling machine to turn, bore, cut, form chamfer, mill, abrade, and saw

Operates subsidiary machine tools (shaper, drill press, grinder, hydraulic press, etc.) to shape and finish metal to specifications

Checks work with precision machine shop measuring instruments, normally to 0.001″ tolerance

Measures existing parts, makes sketches, and duplicates parts such as pump and valve shafts, and threaded, slotted parts

May metalize shafts, bearing housings, sleeves, etc.

Performs bench work such as deburring, drilling, etc., on machined parts and disassembles, assembles, and fits together sub‑assemblies such as gearboxes, air compressors, hydraulic pumps, etc.

Analyzes the operation of machine tools for malfunctions and makes adjustments and routine repairs

Checks pump and motor alignment with precision measuring instruments, disassembles parts from equipment, and checks for wear

Modifies housing to receive large bearings

May take corrective action on pumps, compressors, etc., to ensure equipment is working properly by modifying, repairing, replacing, and installing new parts in the field and on sub‑assemblies at the shop; reinstalls to specifications

Assists a crew in rigging, removing and installing large machinery and equipment weighing up to 56,000 pounds using cranes, ropes, chains, etc.

May make rough cuts on piping, decks, etc., with acetylene torch

Working knowledge of current safety policies, instructions for proper usage, and other procedures and professional practices required for completing job duties

Identifies unsafe practices and conditions and brings such matters to the attention of the crew leader or supervisor

Qualifications

A minimum of four (4) years full‑time, paid maintenance and machining experience, including proper usage of milling machines and lathes and rebuilding rotating equipment

Other Requirements

Must be able to drive a single‑axle truck and have a valid Driver's License

Must be able to work at heights up to 150 feet and at depths of up to 90 feet from ladders, scaffolding, or walkways to perform rigging and repair work

Must be able to work inside tight and/or enclosed areas such as tanks and pipes

Must have vision sufficient to read precision gauges accurately and to observe malfunctioning equipment; if less than 20/70 must wear corrective lenses at all times

Must have hearing sufficient to determine malfunctioning equipment and machine tools

Must have sufficient finger dexterity to handle small parts and to do precise bench and repair work

Must have the ability to lift 60 pounds in performance of work

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