Machinists

What this job is

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.

What they do day to day

• Calculate dimensions or tolerances, using instruments, such as micrometers or vernier calipers.
• Machine parts to specifications, using machine tools, such as lathes, milling machines, shapers, or grinders.
• Measure, examine, or test completed units to check for defects and ensure conformance to specifications, using precision instruments, such as micrometers.
• Set up, adjust, or operate basic or specialized machine tools used to perform precision machining operations.
• Program computers or electronic instruments, such as numerically controlled machine tools.
• Study sample parts, blueprints, drawings, or engineering information to determine methods or sequences of operations needed to fabricate products.
• Monitor the feed and speed of machines during the machining process.
• Maintain machine tools in proper operational condition.
• Fit and assemble parts to make or repair machine tools.
• Align and secure holding fixtures, cutting tools, attachments, accessories, or materials onto machines.

Skills and knowledge that matter most

Importance rated by people working in the job (1 = not important, 5 = extremely important).

Education and preparation

Preparation level 3 of 5 — Medium preparation. Usually vocational training, an associate's degree or an apprenticeship.

Typical entry education (BLS): High school diploma or equivalent.

Who this job suits

Based on the Holland (RIASEC) interest profile for this occupation.

Job titles you'll see in postings

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