Mobile Heavy Equipment Mechanics, Except Engines

What the job really is

Diagnose, adjust, repair, or overhaul mobile mechanical, hydraulic, and pneumatic equipment, such as cranes, bulldozers, graders, and conveyors, used in construction, logging, and mining.

At a glance

• Sector: Installation, Maintenance & Repair
• O*NET-SOC code: 49-3042
• O*NET job zone: 3 — medium preparation
• Work sample tasks on file: 12
• Tools and technologies listed: 12

What you actually do

Work sample tasks recorded for this occupation:

• Repair and replace damaged or worn parts.
• Test mechanical products and equipment after repair or assembly to ensure proper performance and compliance with manufacturers' specifications.
• Operate and inspect machines or heavy equipment to diagnose defects.
• Read and understand operating manuals, blueprints, and technical drawings.
• Dismantle and reassemble heavy equipment using hoists and hand tools.
• Overhaul and test machines or equipment to ensure operating efficiency.
• Adjust, maintain, and repair or replace subassemblies, such as transmissions and crawler heads, using hand tools, jacks, and cranes.
• Repair, rewire, and troubleshoot electrical systems.
• Diagnose faults or malfunctions to determine required repairs, using engine diagnostic equipment such as computerized test equipment and calibration devices.
• Examine parts for damage or excessive wear, using micrometers and gauges.
• Weld or solder broken parts and structural members, using electric or gas welders and soldering tools.
• Research, order, and maintain parts inventory for services and repairs.

Tools and technology

Microsoft Excel, Microsoft Office software, Microsoft Outlook, Microsoft Word, Adjustable monkey wrenches, Adjustable widemouth pliers, Adjustable wrenches, Air compressors, Allen wrenches, Ammeters, Awls, Ball peen hammers

What employers expect you to already be comfortable with.

Where this job leads

Related occupations — the usual moves up and sideways:

• Industrial Machinery Mechanics
• Bus and Truck Mechanics and Diesel Engine Specialists
• Maintenance Workers, Machinery
• Rail Car Repairers
• Electric Motor, Power Tool, and Related Repairers
• Engine and Other Machine Assemblers
• Farm Equipment Mechanics and Service Technicians
• Hoist and Winch Operators

Getting in

O*NET assigns this occupation job zone 3 (medium 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: Mobile Heavy Equipment Mechanics, Except Engines — 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.