O*NET-SOC 51-9161.00

Computer Numerically Controlled Tool Operators

Operate computer-controlled tools, machines, or robots to machine or process parts, tools, or other work pieces made of metal, plastic, wood, stone, or other materials. May also set up and maintain equipment.

Preparation

ItemValue
Preparation zoneZone 2 – Some preparation needed
What O*NET says the zone requiresSome previous work-related skill, knowledge, or experience is usually needed
Broad occupation in O*NETTrue (Yes)
Skills listed for this occupation6
Abilities listed for this occupation6
Tasks listed for this occupation5
Interest scores given for this occupation6

Skills

The 6 skills with the highest importance values in this occupation's records.

SkillO*NET elementImportanceDate
Operation and Control2.B.3.h4.1208/2023
Operations Monitoring2.B.3.g4.1208/2023
Critical Thinking2.A.2.a3.6208/2023
Monitoring2.A.2.d3.6208/2023
Quality Control Analysis2.B.3.m3.3808/2023
Active Listening2.A.1.b3.1208/2023

The importance value is what each record itself carries on O*NET's importance scale; the date is the date in each record.

Abilities

The 6 abilities with the highest importance values in this occupation's records.

AbilityO*NET elementImportanceDate
Arm-Hand Steadiness1.A.2.a.13.7508/2023
Near Vision1.A.4.a.13.7508/2023
Information Ordering1.A.1.b.63.6208/2023
Problem Sensitivity1.A.1.b.33.6208/2023
Control Precision1.A.2.b.13.508/2023
Reaction Time1.A.2.c.13.508/2023

The importance value is what each record itself carries on O*NET's importance scale; the date is the date in each record.

Tasks

The tasks O*NET records for this occupation, with the type, respondent count and date each record carries.

TaskTypeIncumbents respondingDate
Measure dimensions of finished workpieces to ensure conformance to specifications, using precision measuring instruments, templates, and fixtures.Core10108/2023
Set up and operate computer-controlled machines or robots to perform one or more machine functions on metal or plastic workpieces.Core10008/2023
Mount, install, align, and secure tools, attachments, fixtures, and workpieces on machines, using hand tools and precision measuring instruments.Core10108/2023
Review program specifications or blueprints to determine and set machine operations and sequencing, finished workpiece dimensions, or numerical control sequences.Core10108/2023
Stop machines to remove finished workpieces or to change tooling, setup, or workpiece placement, according to required machining sequences.Core10108/2023

Work interests

The interest scores O*NET gives this occupation, on the six interest types.

InterestScoreDate
Realistic6.411/2023
Conventional5.4411/2023
Investigative2.8211/2023
Enterprising1.4311/2023
Artistic1.1411/2023
Social1.011/2023

More occupations in preparation zone 2

Source: O*NET 29.1 Database (Occupation Data, Job Zones, Skills, Abilities, Task Statements, Interests), U.S. Department of Labor, Employment and Training Administration. Data fetched 2026-10-31. See about and sources.