Machinist II - Shaft Lathe - 1st Shift

Position Summary

Responsible for setting up and operating thread grinding and/or milling machines to rough, finish and semi-finish rotors, shafts, grooves, gears, worms, splines and screw gears to size, index, form and finish as required.

• Operate two or more machines to rough and finish grind or mill rotor threads to form, size, index and finish as required to produce proper contact.
• Operate up to four machines (shaft lathe, thread mill, NCG and a thread grinder) in a rotor cell while meeting daily throughput demands.
• Check rotors for form using rotor master, form gages and other measuring devices, making adjustments as necessary.
• Operate N.C. controlled machines and use precision measuring instruments such as verniers, micrometers, dial electronic indicators, electronic measuring equipment, gash gages etc. to maintain dimensions, contour, tolerances and surface finish.
• Set up roughing, finishing and semi‑finishing machines; assemble and configure machinery, set helix angle, determine cutter and work rotation, select cutter speeds, set stops and make trial cuts to obtain correct thread size and form.
• Set dial indicator and other precision measuring equipment to obtain proper depth, land size, off‑center, size, lay‑back, form, root contour, lead etc. on finished cuts.
• Operate threading and milling machines as required – roughing, finishing and semi‑finishing – to mill threads, grooves, gears, worms and splines in various materials.
• Utilize idle time during machine running to perform miscellaneous job assignments.
• Recognize and immediately correct machining difficulties and errors independently; address faults due to machine tool, equipment or material.
• Remove burrs and sharp edges, mark, identify, preserve and protect parts as directed.
• Make master rotors.
• Perform duties without assistance, except on unusual or difficult jobs.
• Consistently produce work of proper quality and required quantity.
• Perform other related duties as responsibilities necessitate.

• Must demonstrate effective verbal and written communication.
• Must be a self‑starter.
• Ability to work effectively with others and be a participative team player.
• Work from verbal and written instruction.
• Read and work to blueprints, sketches, set up cards and charts and tables, with or without job tag instructions.

• High school diploma or equivalent – technical degree/certificate preferred.
• 1–3 years machining experience.