Occupation · SOC 51-4192
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 wage
$61,870
$40,430–$93,230
Projected growth
—
—
Annual openings
—
per year
Employed (US)
5,610
Job Zone 2
Typical preparation
Some preparation
Stackable credential programs
370 mapped
Core skills
MathematicsCritical ThinkingMonitoringComplex Problem SolvingOperations MonitoringQuality Control AnalysisJudgment and Decision MakingReading Comprehension
Knowledge areas
MathematicsDesignMechanicalProduction and ProcessingEnglish Language
Technology & tools
Computer aided design CAD softwareProcedure management softwareInventory management softwareSpreadsheet softwareOffice suite software
Representative tasks
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.Design and prepare templates of wood, paper, or metal.Install doors, hatches, brackets, and clips.Brace parts in position within hulls or ships for riveting or welding.Inspect machined parts to verify conformance to specifications.Add dimensional details to blueprints or drawings made by other workers.Apply pigment to layout surfaces, using paint brushes.
Competency framework
Skill expectations by proficiency level.
emerging
Basic layout tools such as scribes, soapstones, and punches — identify and use under direct supervision to mark simple lines and dimensions on metal workpieces in a fabrication shop.Blueprint symbols and basic dimension notation — read and interpret with guidance to locate reference points on flat metal stock during introductory layout tasks.Measuring instruments such as rules and protractors — select and apply under supervision to transfer dimensions from drawings onto metal or plastic workpieces.Centerlines and basic reference points — locate and mark on flat workpieces using a straightedge and scribe while following step-by-step instructions from a lead worker.Simple layout sequences for drilling or cutting — follow a pre-planned order under direct oversight to prepare standard-shaped metal parts for further processing.Workpieces of moderate weight — lift and position onto surface plates manually, using parallel blocks, with a co-worker's assistance and verbal guidance.Arithmetic calculations for basic layout dimensions — perform with a calculator under supervision to determine hole spacing and cut lengths on simple metal parts.Templates provided by supervisors — trace and transfer onto metal stock using hand tools while following written instructions in a production environment.Safety protocols for handling metal stock and sharp layout tools — follow consistently during all entry-level marking and positioning tasks on the shop floor.Completed layout work — inspect visually against a checklist under supervision to identify obvious marking errors before parts advance to welding or assembly.
developing
Scribes, dividers, and compasses — use routinely and accurately to mark curves, holes, and welding symbols on metal workpieces with minimal oversight in a fabrication shop.Blueprints and shop drawings of moderate complexity — interpret independently to plan cutting, drilling, and bending sequences for structural metal parts such as plates and frames.Gauge blocks and height gauges — apply without direct supervision to verify template positions and locate centerlines on workpieces to specified tolerances.Layout dimensions for standard parts — compute using basic trigonometry and shop math, then mark reference points on metal stock in preparation for welding or assembly.Fabricated metal parts — fit and align to assembly fixtures or weld positioners, adjusting for minor variations in a production setting with occasional supervisor input.Hoisting equipment and angle plates — use to lift, position, and secure heavier workpieces relative to surface plates while applying proper rigging and safety procedures.Material properties and heat distortion effects — account for when planning layout on steel plates and structural shapes to maintain dimensional accuracy after welding.Quality checks using dial indicators and calipers — perform routinely on completed layouts to confirm that dimensions and reference marks meet job specifications.Inventory and procedure management software — use to look up material specifications and document layout steps for recurring production jobs.Layout tasks for moderately complex assemblies such as bulkheads and frames — complete within standard production timelines while maintaining consistent accuracy.
proficient
Full-scope layout plans for complex structural metal assemblies — develop autonomously from blueprints and templates, applying trigonometry, geometric calculations, and knowledge of metal properties in a heavy fabrication environment.Non-standard or irregular curves and compound angles — compute and scribe onto workpieces independently, selecting the most appropriate layout instruments for each unique geometry.Precision measuring instruments including dial indicators and gauge blocks — apply across a wide variety of workpiece configurations to verify alignment and position to tight tolerances without supervision.Heat distortion and material behavior — anticipate and compensate for during layout planning so that finished weldments and assemblies conform to engineering specifications.Fabricated parts with complex fit-up requirements — align and tack-fit for welding, troubleshooting misalignment issues and adjusting reference points as needed on the shop floor.CAD software and digital templates — use to develop or verify layout geometry, translating digital drawings into accurate physical markings on metal or plastic stock.Layout errors and dimensional nonconformances — diagnose using critical thinking and precision measurement, determining root cause and implementing corrections before downstream processing.Multiple simultaneous layout jobs — sequence and manage independently, coordinating tool availability, material positioning, and workflow to meet production schedules.Younger or less experienced layout workers — mentor on blueprint reading, tool use, and marking techniques during daily production work without a formal supervisory role.Spreadsheet and documentation tools — use to record layout dimensions, track material usage, and support quality control analysis for complex fabrication projects.
advanced
Layout standards and best practices for the entire work area — establish and communicate to ensure consistent dimensional accuracy and quality across all metal and plastic fabrication projects.Complex structural fabrication jobs — lead layout planning from initial blueprint review through final fit-up verification, coordinating with engineers, welders, and production supervisors.Competency development programs for layout personnel — design and implement, drawing on deep knowledge of blueprint reading, precision measurement, and metal properties to accelerate workforce skill growth.Production workflows involving layout, cutting, drilling, and welding sequences — analyze and optimize to reduce rework, improve throughput, and lower material waste across the fabrication department.Quality control systems for layout operations — develop and oversee, setting tolerance standards and inspection procedures that ensure structural components meet engineering and safety specifications.Novel or highly complex layout challenges such as large curved hull sections or multi-plane structural frames — resolve by applying advanced trigonometry, geometric reasoning, and years of fabrication experience.CAD-to-shop-floor integration processes — champion and refine, ensuring that digital design data is accurately and efficiently translated into physical layout markings across all production jobs.Cross-functional relationships with engineering, quality assurance, and production management — maintain and leverage to resolve design conflicts, specification ambiguities, and fabrication process improvements.Capital tooling and layout equipment decisions — inform and recommend, evaluating precision instruments, positioning aids, and software tools for suitability, cost-effectiveness, and long-term departmental needs.Organizational safety culture for layout and fabrication operations — model and reinforce by auditing practices, updating procedures, and ensuring all personnel adhere to handling, lifting, and tool-use standards.
Also known as
50 alternate job titles map to this occupation.
Plate FitterAircraft Lay Out WorkerShipfitter ApprenticeDuplicatorAllied Trades Warrant Officer (Army 914A)Structural (Air Force 3E3X1)Plate HangerMachinist (Marine Corps 2161)Layout FitterDamage Controlman (Coast Guard DC)Surface FabricatorBellmakerMarine FitterLocation and Measurement TechnicianDimensional InspectorStructural Craftsman (Air Force 3E371)Structural Journeyman (Air Force 3E351)Metal Worker (Marine Corps 1316)Marine Safety Specialist Engineer (Coast Guard MSSE)Ship FitterStructural Apprentice (Air Force 3E331)Structural Helper (Air Force 3E311)Ship ErectorAllied Trades Specialist (Army 91E)ShipfitterMachine Lay Out WorkerLayout WorkerMaterial Maintenance Specialty (Coast Guard MAT)HangersmithLay-Out Worker IAdvanced Machinery Repairman (Navy U31A)Development MechanicLayout Technician (Layout Tech)Steelworker (Navy SW)Layout MechanicMachinery Repairman Apprentice (Navy 003156)Lay-Out WorkerMachinery Repairman Journeyman (Navy 003381)Layout ManLay-Out Worker II