Ironworker in Wisconsin: licence, certification and what employers require (2026)

Wisconsin does not license ironworkers: no state licence; union apprenticeship and certifications (welding, rigging, NCCCO signal person) are what employers check. This page says what a ironworker licensed or working in another state has to do to work in Wisconsin, in the order to do it, and what goes wrong when the order is reversed.

How the transfer works

No state licenses ironworkers. Union members transfer between locals through the international's travel card system; non-union ironworkers transfer their certifications and their record. Structural welding on public work may require AWS certification.

What to have ready before you move

• Union card and travel letter if union
• AWS welding certifications
• Rigging and signal person certificates
• OSHA 30 card

Start the paperwork before you give notice. There is no Wisconsin licence to wait for, so the only clock is the employer's.

What people get wrong

• Arriving in a union-heavy region without a travel letter
• Letting a welding certification lapse

Who hires ironworkers in Wisconsin

Ironworkers in Wisconsin are hired by steel erectors, rebar contractors, bridge builders and union locals. The metros with the most of that work are Milwaukee, Madison, Green Bay and Kenosha. Employers who could not hire locally and have filed with the Department of Labor are on the Wisconsin openings page.

For the money side: the median ironworker in Wisconsin earned $91,920 a year ($44 an hour) in May 2024 across 710 jobs, according to the Bureau of Labor Statistics, and Wisconsin has a progressive state income tax with a top rate of 7.65%. What that leaves you after tax is its own page.

Everything about Wisconsin, on one page

The Wisconsin page has the registries and boards, the income tax table, the programs that pay you to come and the openings filed this month. If you know which state you are leaving, the move pages compare the two directly. Creating a free Workmerica profile with your trade and your destination puts you in front of Wisconsin employers hiring from out of state.