Structural Iron and Steel Workers
SOC Code: 47-2221.00
Construction & ExtractionStructural iron and steel workers—often called ironworkers—are the skilled tradespeople who erect the steel skeletons of skyscrapers, bridges, stadiums, industrial facilities, and other large structures by raising, placing, and connecting massive steel columns, beams, and girders into completed frameworks. Working at extreme heights and in challenging outdoor conditions, these professionals perform one of the most physically demanding and inherently dangerous skilled trades in the construction industry, combining raw physical strength with technical precision and fearless confidence at elevation. The structural framework they assemble becomes invisible once a building is finished, yet it is literally the foundation upon which everything else—floors, walls, mechanical systems, occupants—depends. Ironworkers also install metal decking, precast concrete components, and reinforcing steel in concrete structures, making their skills foundational to virtually every large construction project. The trade carries a proud cultural identity built on the courage and craftsmanship of the workers who built America's most iconic structures.
Salary Overview
Median
$62,700
25th Percentile
$49,090
75th Percentile
$82,780
90th Percentile
$107,520
Salary Distribution
Job Outlook (2024–2034)
Growth Rate
+4.4%
New Openings
5,500
Outlook
As fast as average
Key Skills
Knowledge Areas
What They Do
- Connect columns, beams, and girders with bolts, following blueprints and instructions from supervisors.
- Bolt aligned structural steel members in position for permanent riveting, bolting, or welding into place.
- Fasten structural steel members to hoist cables, using chains, cables, or rope.
- Cut, bend, or weld steel pieces, using metal shears, torches, or welding equipment.
- Erect metal or precast concrete components for structures, such as buildings, bridges, dams, towers, storage tanks, fences, or highway guard rails.
- Force structural steel members into final positions, using turnbuckles, crowbars, jacks, or hand tools.
- Pull, push, or pry structural steel members into approximate positions for bolting into place.
- Drive drift pins through rivet holes to align rivet holes in structural steel members with corresponding holes in previously placed members.
Tools & Technology
★ = Hot Technology (in-demand)
Education Requirements
Typical entry-level education: High School Diploma
Related Careers
A Day in the Life
Ironworkers typically arrive at job sites early, receiving their crew assignments from the foreman and reviewing the day's sequence of steel erection or installation work based on the project schedule and the crane availability needed to lift major structural members. Equipment checks—inspecting fall protection harnesses, rigging hardware, bolting tools, and communication equipment—happen before the first lift each morning as safety planning sets the foundation for everything that follows. Signalmen direct crane operators using hand signals or radio communications to position steel beams and columns precisely, while connectors work at elevation to guide members into position and insert the initial bolts that hold them temporarily. Bolters follow the connectors, either tightening all bolts to final specification immediately or in a follow-up phase, ensuring connections meet the structural engineer's torque requirements. At the end of the shift, workers secure all equipment, confirm that no unsecured materials are left at elevation, and complete required safety documentation for the day's work.
Work Environment
Structural ironworkers work outdoors at job sites that range from downtown urban high-rise projects where they work hundreds of feet above city streets to bridge construction over rivers and industrial facility erection in remote locations. Working at heights is fundamental to the trade—ironworkers spend much of their working days on open structural steel beams and elevated platforms, making fall protection compliance and personal comfort with heights non-negotiable baseline requirements. All weather conditions are encountered as construction schedules cannot easily pause, meaning ironworkers work in heat, cold, rain, and wind, though lightning—which poses extreme danger at elevation with metal equipment—is a legitimate work stoppage trigger. The work is intensely physical, with heavy lifting, climbing, and sustained exertion throughout the shift. Travel is common for ironworkers, as major structural projects may not always be near home, and many ironworkers follow regional project demand, staying in temporary housing for the duration of major jobs.
Career Path & Advancement
The standard entry pathway into structural ironwork is through a four-year apprenticeship sponsored by the International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (IABSORIW), combining paid on-the-job training with evening classroom instruction in blueprint reading, rigging, welding, and safety. Apprentices begin by handling materials, learning rigging fundamentals, and working at progressively greater heights as their skills and comfort with the physical demands of the trade develop under journeyman supervision. Journeyman ironworkers work independently on all aspects of structural erection and can pursue additional certifications in specialized rigging, welding, or reinforcing steel installation that command premium pay. Foremen and general foremen lead crews and coordinate multi-trade work sequences on major projects, requiring strong organizational skills alongside technical expertise. Superintendents and project superintendents oversee entire ironwork scopes on large projects, bridging between the field crew and general contractor project management.
Specializations
Structural erectors focus on connecting the primary steel framework—columns, beams, and bracing systems—that forms the structural skeleton of buildings, bridges, and industrial facilities, working at the highest elevations and on the most complex gravity and lateral force-resisting connections. Reinforcing ironworkers (rodbusters) specialize in placing and tying steel reinforcing bars within concrete forms, ensuring that concrete structures have the tensile reinforcement required to meet structural design requirements for buildings, pavements, and bridges. Ornamental ironworkers install prefabricated architectural metal components including curtain wall systems, stairs, railings, window frames, and decorative elements that finish a structure's interior and exterior with precision metalwork. Rigging specialists operate the chains, cables, slings, and machinery used to move and hoist structural components, requiring advanced load calculation knowledge and operational certification to safely manage the extremely heavy materials involved in structural erection.
Pros & Cons
Advantages
- ✓Among the highest-compensated construction trades with strong union wage and benefits standards
- ✓Profound pride in building iconic structures—skyscrapers, bridges, stadiums—that define skylines
- ✓Active, physically engaging work without the confinement of office or sedentary indoor environments
- ✓Strong union membership providing healthcare, pension, and worker advocacy protections
- ✓Growing demand driven by infrastructure investment, manufacturing reshoring, and data center construction
- ✓Career portability across regions as major construction projects create demand nationwide
- ✓Camaraderie among ironworker crews forged through shared physical challenge and mutual reliance
Challenges
- ✗Among the most hazardous construction trades with elevated risk of falls, struck-by, and crushing injuries
- ✗Physically demanding work takes a significant cumulative toll on the body over a full career
- ✗Outdoor work exposed to all weather conditions with limited ability to pause for adverse weather
- ✗Travel and temporary relocation required when local project pipelines are thin
- ✗Physical height requirements and extreme work environment create genuine personal risk every day
- ✗Apprenticeship period involves several years at below-journeyman pay rates during training
- ✗Construction sector cyclicality means layoffs during economic downturns can affect income stability
Industry Insight
Construction spending on large commercial, industrial, and infrastructure projects that rely on structural ironwork remains robust, driven by manufacturing reshoring, data center construction, infrastructure bill funding for bridges and transportation systems, and continued commercial building in growth markets. The ironworker trade faces a significant workforce shortage as experienced journeymen retire and apprenticeship enrollment has not fully replaced departing workers—a dynamic that has strengthened union wage bargaining power and pushed non-union ironworker wages upward as well. Data center and semiconductor fabrication plant construction has created a sustained wave of large industrial projects requiring significant structural steel erection, providing steady work pipelines in regions with major technology or manufacturing investment. Bridge infrastructure work, supported by the 2021 Infrastructure Investment and Jobs Act, provides a decade-long pipeline of bridge rehabilitation and replacement projects requiring ironworkers specializing in bridge erection and reinforcing work. Safety culture and technology investment—better fall protection systems, augmented reality training, and digital rigging planning tools—are improving the injury statistics that have historically been among the highest in the construction industry.
How to Break Into This Career
Applying to an ironworker apprenticeship program through a local IABSORIW union hall is the most structured and well-supported entry pathway, providing comprehensive training, journeyman pay scale wages from day one, and union benefits including healthcare and pension coverage. Physical fitness is a critical prerequisite—the ability to work at heights, lift heavy materials, and sustain physical exertion throughout a full shift must be honestly assessed before pursuing this career. Some contractors hire entry laborers outside of formal apprenticeship for helping roles on iron work projects, providing informal exposure while candidates pursue apprenticeship applications. Prior construction experience in any trade builds the site safety knowledge, work ethic, and physical conditioning that make apprenticeship candidates more competitive and better prepared for the demands of the first year. Those with welding certifications, forklift operation experience, or rigging knowledge from other industries enter the apprenticeship with immediately applicable skills that instructors and journeymen recognize and value.
Career Pivot Tips
Construction workers in other trades who have always been drawn to structural work and are comfortable with heights can pivot into ironwork through apprenticeship applications, with their site safety knowledge and physical conditioning providing a meaningful head start in training. Millwrights and industrial construction workers who have experience with heavy equipment rigging and precision alignment of major machinery components have transferable skills in rigging, blueprint reading, and precision assembly that make the transition to structural ironwork conceptually accessible. Welders who develop interest in structural construction applications can pursue ironworker apprenticeship with their welding credential as a significant differentiator, as welding is embedded in ironwork for certain connection types and permanent anchor installations. Military veterans with experience in construction engineering, heavy equipment, or combat engineering roles carry directly relevant skills in physical endurance, teamwork, safety discipline, and working with structural materials that translate into strong ironworker apprenticeship candidates. For all career changers, honest physical assessment of comfort with heights and ability to sustain demanding physical work is the first critical filter before investing effort in an apprenticeship application.
Explore Career Pivots
See how Structural Iron and Steel Workers compares to other careers and find your best pivot opportunities.
Find Pivots from Structural Iron and Steel Workers