Engine and Other Machine Assemblers

What the job really is

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

At a glance

• Sector: Production
• O*NET-SOC code: 51-2031
• O*NET job zone: 2 — some preparation
• Work sample tasks on file: 12
• Tools and technologies listed: 12

What you actually do

Work sample tasks recorded for this occupation:

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

Tools and technology

Dassault Systemes SolidWorks, Microsoft Excel, Microsoft Office software, Microsoft Word, SAP software, Adjustable wrenches, Allen wrenches, Backup wrenches, Band saws, Claw hammers, Computer aided design and drafting CADD software, Dial calipers

What employers expect you to already be comfortable with.

Where this job leads

Related occupations — the usual moves up and sideways:

• Aircraft Structure, Surfaces, Rigging, and Systems Assemblers
• Electromechanical Equipment Assemblers
• Electric Motor, Power Tool, and Related Repairers
• Electrical and Electronic Equipment Assemblers
• Industrial Machinery Mechanics
• Rail Car Repairers
• Control and Valve Installers and Repairers, Except Mechanical Door
• Millwrights

Getting in

O*NET assigns this occupation job zone 2 (some preparation). The related occupations above are the realistic routes in and out.

Find openings

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Check this against the source

O*NET OnLine: Engine and Other Machine Assemblers — the authoritative public-domain profile this page is derived from, including the full task list, reported skills and the wage estimates for your region.

Derived and rewritten from the public-domain O*NET database (U.S. Department of Labor / Employment and Training Administration). Figures are observations, not promises — always confirm salary, licensing and visa requirements with the employer and the relevant authority.