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Layout Workers, Metal and Plastic

Lay out reference points and dimensions on metal or plastic stock or workpieces, such as sheets, plates, tubes, structural shapes, castings, or machine parts, for further processing. Includes shipfitters.

Median Annual Pay
$62,270
Range: $41,480 - $79,370
Training Time
Less than 6 months
AI Resilience
🟡AI-Augmented
Education
High school diploma or equivalent

📋Key Responsibilities

  • Mark curves, lines, holes, dimensions, and welding symbols onto workpieces, using scribes, soapstones, punches, and hand drills.
  • Plan locations and sequences of cutting, drilling, bending, rolling, punching, and welding operations, using compasses, protractors, dividers, and rules.
  • Fit and align fabricated parts to be welded or assembled.
  • Locate center lines and verify template positions, using measuring instruments such as gauge blocks, height gauges, and dial indicators.
  • Plan and develop layouts from blueprints and templates, applying knowledge of trigonometry, design, effects of heat, and properties of metals.
  • Lay out and fabricate metal structural parts such as plates, bulkheads, and frames.
  • Compute layout dimensions, and determine and mark reference points on metal stock or workpieces for further processing, such as welding and assembly.
  • Lift and position workpieces in relation to surface plates, manually or with hoists, and using parallel blocks and angle plates.

💡Inside This Career

The layout worker marks patterns and dimensions on metal—translating blueprints into the lines, marks, and reference points that guide cutting, drilling, and assembly operations. A typical day involves interpreting drawings and marking workpieces. Perhaps 60% of time goes to layout work—measuring, calculating, and marking dimensions, curves, and reference points on metal stock. Another 25% involves planning: studying blueprints, determining sequences, and calculating dimensions that accommodate material properties. The remaining time splits between verifying positions, assisting with fitting, and coordinating with fabrication teams.

People who thrive as layout workers combine mathematical ability with spatial visualization and genuine satisfaction in the precision work that enables quality fabrication. Successful workers develop expertise in translating two-dimensional drawings to three-dimensional materials while accounting for factors like heat expansion and material behavior. They mark accurately because errors compound through subsequent operations. Those who struggle often cannot visualize how flat drawings translate to formed parts or lack the mathematical skills that accurate layout requires. Others fail because they cannot achieve the precision that downstream operations depend on.

Layout work represents the critical first step in metal fabrication—the marks layout workers make determine where cuts are made and where welds are placed. The trade is particularly important in shipbuilding, structural steel, and custom fabrication where standard templates don't apply. The work appears in discussions of skilled trades and fabrication craftsmanship.

Practitioners cite the intellectual challenge of spatial problem-solving and the fundamental importance of accurate layout as primary rewards. The work combines mathematical and practical skills. Accuracy in layout determines fabrication quality. The expertise is recognized by fellow trades. The work involves minimal repetition. Common frustrations include the consequences when layout errors propagate through fabrication and the pressure to maintain pace while ensuring accuracy. Some find the responsibility for downstream work stressful. The work requires concentration throughout shifts.

This career requires training in layout techniques, blueprint reading, and applied mathematics, developed through vocational programs or apprenticeship. Strong spatial visualization and mathematical skills are essential. The role suits those who enjoy precision work and can visualize three-dimensional forms. It is poorly suited to those who struggle with visualization, find mathematical work tedious, or cannot handle responsibility for accuracy. Compensation is solid, reflecting the specialized skills required.

📈Career Progression

1
Entry (10th %ile)
0-2 years experience
$41,480
$37,332 - $45,628
2
Early Career (25th %ile)
2-6 years experience
$48,180
$43,362 - $52,998
3
Mid-Career (Median)
5-15 years experience
$62,270
$56,043 - $68,497
4
Experienced (75th %ile)
10-20 years experience
$66,580
$59,922 - $73,238
5
Expert (90th %ile)
15-30 years experience
$79,370
$71,433 - $87,307

📚Education & Training

Requirements

  • Entry Education: High school diploma or equivalent
  • Experience: Some experience helpful
  • On-the-job Training: Few months to one year

Time & Cost

Education Duration
0-0 years (typically 0)
Estimated Education Cost
$0 - $0
Can earn while learning
Source: college board (2024)

🤖AI Resilience Assessment

AI Resilience Assessment

Low Exposure: AI has limited applicability to this work; stable employment prospects

🟡AI-Augmented
Task Exposure
Low

How much of this job involves tasks AI can currently perform

Automation Risk
Low

Likelihood that AI replaces workers vs. assists them

Job Growth
Declining Slowly
-5% over 10 years

(BLS 2024-2034)

Human Advantage
Weak

How much this role relies on distinctly human capabilities

Sources: AIOE Dataset (Felten et al. 2021), BLS Projections 2024-2034, EPOCH FrameworkUpdated: 2026-01-02

💻Technology Skills

CAD software (AutoCAD)CMM software (PC-DMIS)Microsoft ExcelMeasurement softwareBlueprint reading tools

Key Abilities

Near Vision
Visualization
Arm-Hand Steadiness
Problem Sensitivity
Manual Dexterity
Information Ordering
Deductive Reasoning
Finger Dexterity
Written Comprehension
Mathematical Reasoning

🏷️Also Known As

Aircraft Lay Out WorkerBellmakerDevelopment MechanicDimensional InspectorDuplicatorHangersmithLay-Out WorkerLayout FabricatorLayout FitterLayout Inspector+5 more

🔗Related Careers

Other careers in production

🔗Data Sources

Last updated: 2025-12-27O*NET Code: 51-4192.00

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