Aptly
Careers · Production

Molding, Coremaking, and Casting Machine Setters, Operators, and Tenders, Metal and Plastic

Molding, coremaking, and casting machine setters, operators, and tenders work in manufacturing plants and foundries to set up and run machines that shape metal or plastic into finished parts. They monitor machines during production, make adjustments to maintain quality, and handle material loading and unloading throughout shifts.

$44,350median pay, U.S., per year
$37,270–$51,020middle half earn
150Kemployed in the U.S.
High school diplomatypical education
LowAI exposure · AI tools touch only a small share of this work.
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Four short assessments and your background, scored against molding, coremaking, and casting machine setters, operators, and tenders, metal and plastic and 13,000 other careers — with the reasons. Free.
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A day in the work

A typical shift involves checking machine settings before production starts, loading raw material or molds into equipment, monitoring the molding or casting process for defects or malfunctions, and removing finished parts. Operators clean equipment, perform routine maintenance, record production data, and may adjust temperature, pressure, or timing settings based on quality checks. Work follows established procedures and production schedules.

Who this work suits

Realistic
100Conventional
55Investigative
21Artistic
6Social
1Enterprising
1

Holland code RCI. Realistic work is hands-on, practical work with tools, machines or the outdoors. Aptly’s interest assessment scores you on the same six scales.

You tend to do well in this work if you're practical, detail-oriented, and comfortable following established procedures and standards. You prefer hands-on work with machines and equipment over creative or abstract tasks, and you're reliable about maintaining consistent quality and safety practices.

What it takes

Preparation: Some preparation (usually high school; some on-the-job training). Most people in this occupation hold a high school diploma.

Skills that matter most

Operations MonitoringActive ListeningReading ComprehensionMonitoringOperation and ControlSpeakingCritical ThinkingQuality Control Analysis

Knowledge areas

Production and ProcessingMechanicalMathematics (knowledge)English LanguageAdministration and Management

Who is hiring

6open roles like this on employer career sites
3employers hiring
1posted in the last 7 days
MN · MI · INwhere most openings are

Pay by state

Certifications people in this field hold

Training

Aptly members see WIOA-approved programs, colleges and certificates near them, with completion and earnings data, on every Path plan.

Job titles in this occupation

Related occupations

Are you suited for this?
Four short assessments and your background, scored against molding, coremaking, and casting machine setters, operators, and tenders, metal and plastic and 13,000 other careers — with the reasons. Free.
Find out in 15 minutes See openings

O*NET-SOC 51-4072.00 · O*NET OnLine. Pay: BLS OEWS May 2025, annual, U.S. Employment counts are national.