O*NET-SOC 51-2031.00

Engine and Other Machine Assemblers

Construct, assemble, or rebuild machines, such as engines, turbines, and similar equipment used in such industries as construction, extraction, textiles, and paper manufacturing.

From O*NET 30.3

Tasks

From O*NET 30.3, by importance, as O*NET OnLine lists them

Free · O*NET 30.3

Read and interpret assembly blueprints or specifications manuals, and plan assembly or building operations.Core13962
Inspect, operate, and test completed products to verify functioning, machine capabilities, or conformance to customer specifications.Core13958
Position or align components for assembly, manually or using hoists.Core13959
Set and verify parts clearances.Core13960
Verify conformance of parts to stock lists or blueprints, using measuring instruments such as calipers, gauges, or micrometers.Core13965
Fasten or install piping, fixtures, or wiring and electrical components to form assemblies or subassemblies, using hand tools, rivet guns, or welding equipment.Core13966
Remove rough spots and smooth surfaces to fit, trim, or clean parts, using hand tools or power tools.Core13967
Lay out and drill, ream, tap, or cut parts for assembly.Core13968
Rework, repair, or replace damaged parts or assemblies.Core13961
Assemble systems of gears by aligning and meshing gears in gearboxes.Supplemental13964
Set up and operate metalworking machines, such as milling or grinding machines, to shape or fabricate parts.Supplemental13969
Maintain and lubricate parts or components.Supplemental13963

Technology Skills

From O*NET 30.3, 6 examples in 5 categories, 5 Hot Technology

Free · O*NET 30.3

Computer aided design CAD software

Computer aided design and drafting CADD software
Dassault Systemes SolidWorksHot Technology

Spreadsheet software

Microsoft ExcelHot Technology

Office suite software

Microsoft Office softwareHot Technology

Word processing software

Microsoft WordHot Technology

Enterprise resource planning ERP software

SAP softwareHot Technology

Detailed Work Activities

From O*NET 30.3, under their work activities; open one for the AI skills Workforce Automation maps to it

Free · O*NET 30.3

Getting Information

Review blueprints or other instructions to determine operational methods or sequences.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Inspecting Equipment, Structures, or Materials

Inspect installed components or assemblies.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Estimating the Quantifiable Characteristics of Products, Events, or Information

Measure dimensions of completed products or workpieces to verify conformance to specifications.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Organizing, Planning, and Prioritizing Work

Plan production or operational procedures or sequences.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Handling and Moving Objects

Drill holes in parts, equipment, or materials.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Lay out parts to prepare for assembly.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Align parts or workpieces to ensure proper assembly.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Set equipment guides, stops, spacers, or other fixtures.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Assemble electromechanical or hydraulic systems.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Cut industrial materials in preparation for fabrication or processing.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Smooth metal surfaces or edges.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Controlling Machines and Processes

Operate metal or plastic forming equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Operate grinding equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Repairing and Maintaining Mechanical Equipment

Repair parts or assemblies.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Replace worn equipment components.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Repairing and Maintaining Electronic Equipment

Apply lubricants or coolants to workpieces.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Job Zone

From O*NET 30.3

Free · O*NET 30.3

Job Zone 1-2: Very Little to Some Preparation Needed

Workforce Automation analysis, not part of the source

WFA coverage: AI skills for this job

WFA · Part of the paid plan when accounts open

Pilot mapping: these skill links come from our seed list and haven’t been reviewed yet. Expect them to change as each one is checked.

DWAs covered by an AI skill0 of 16

Distinct tools0

Level mix

No tools yet

Equivalents

NICE work roles, with their DCWF equivalents

Mapped to this job by the ETO-CSET NICE/O*NET crosswalk (2024); roles from NICE Framework Components v2.2.0, DCWF equivalents from DoD DCWF Tool v5.3 (2026-09-25)

Free · NICE Framework Components v2.2.0 and DoD DCWF Tool v5.3 (2026-09-25)

No NICE work role maps to this job.