Boilermakers

What the job really is

Construct, assemble, maintain, and repair stationary steam boilers and boiler house auxiliaries. Align structures or plate sections to assemble boiler frame tanks or vats, following blueprints. Work involves use of hand and power tools, plumb bobs, levels, wedges, dogs, or turnbuckles. Assist in testing assembled vessels. Direct cleaning of boilers and boiler furnaces. Inspect and repair boiler fittings, such as safety valves, regulators, automatic-control mechanisms, water columns, and auxiliary machines.

At a glance

• Sector: Construction & Extraction
• O*NET-SOC code: 47-2011
• 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:

• Conduct pressure tests on vessels, such as boilers.
• Study blueprints to determine locations, relationships, or dimensions of parts.
• Examine boilers, pressure vessels, tanks, or vats to locate defects, such as leaks, weak spots, or defective sections, so that they can be repaired.
• Inspect assembled vessels or individual components, such as tubes, fittings, valves, controls, or auxiliary mechanisms, to locate any defects.
• Lay out plate, sheet steel, or other heavy metal and locate and mark bending and cutting lines, using protractors, compasses, and drawing instruments or templates.
• Bell, bead with power hammers, or weld pressure vessel tube ends to ensure leakproof joints.
• Locate and mark reference points for columns or plates on boiler foundations, following blueprints and using straightedges, squares, transits, or measuring instruments.
• Shape or fabricate parts, such as stacks, uptakes, or chutes, to adapt pressure vessels, heat exchangers, or piping to premises, using heavy-metalworking machines such as brakes, rolls, or drill presses.
• Position, align, and secure structural parts or related assemblies to boiler frames, tanks, or vats of pressure vessels, following blueprints.
• Clean pressure vessel equipment, using scrapers, wire brushes, and cleaning solvents.
• Repair or replace defective pressure vessel parts, such as safety valves or regulators, using torches, jacks, caulking hammers, power saws, threading dies, welding equipment, or metalworking machinery.
• Attach rigging and signal crane or hoist operators to lift heavy frame and plate sections or other parts into place.

Tools and technology

Autodesk AutoCAD, Microsoft Excel, Microsoft Office software, Microsoft Outlook, Microsoft Windows, Microsoft Word, SAP software, Acetylene torches, Adjustable crescent wrenches, Adjustable pipe wrenches, Air carbon arc cutting equipment, Air compressors

What employers expect you to already be comfortable with.

Where this job leads

Related occupations — the usual moves up and sideways:

• Plumbers, Pipefitters, and Steamfitters
• Millwrights
• Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters
• Engine and Other Machine Assemblers
• Stationary Engineers and Boiler Operators
• Aircraft Structure, Surfaces, Rigging, and Systems Assemblers
• Structural Iron and Steel Workers
• Structural Metal Fabricators and Fitters

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: Boilermakers — 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.