51-4041.00Market Standard — pending BLS/OEWS enrichment

Machinists

Set up and operate a variety of machine tools to produce precision parts and instruments out of metal. Includes precision instrument makers who fabricate, modify, or repair mechanical instruments. May also fabricate and modify parts to make or repair machine tools or maintain industrial machines, applying knowledge of mechanics, mathematics, metal properties, layout, and machining procedures.

Primary Directive

Ensure precision in machining operations to meet specifications.

Execution Steps

1
Review blueprints and specifications
Study sample parts, blueprints, and engineering information to determine machining methods.
2
Set up machine tools
Align and secure holding fixtures and cutting tools onto machines for operation.
3
Machine parts to specifications
Operate machine tools to fabricate parts according to specified dimensions and tolerances.
4
Inspect completed units
Measure and test finished parts using precision instruments to ensure conformance to specifications.
5
Maintain and troubleshoot equipment
Diagnose machine tool malfunctions and perform necessary adjustments or repairs to maintain operational efficiency.

Toolbox Requirements

Autodesk AutoCADDassault Systemes SolidWorksMicrosoft ExcelMicrosoft Office softwareMicrosoft OutlookMicrosoft PowerPointMicrosoft WordSAP software

Free — no credit card required. 200 messages included.