Trade licensing overview · millwright
How millwright licensing works — Illinois
How this trade is regulated in Illinois. none-in-pilot-states The framework below describes the national pathway most millwrights in Illinois follow.
Millwrights are not state-licensed in any pilot state. Work authority flows from employer competency verification, registered apprenticeship completion, and task-specific certifications. Most notably, the United Brotherhood of Carpenters (UBC) Millwright apprenticeship, precision-machinery certifications through the Vibration Institute, and NCCCO rigger/signalperson credentials for crane work.
Millwright wages in Illinois · BLS OES A01 2024
Wages are state-level annual figures from the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics program (A01 2024). Specific millwright earnings in Illinois vary by metro area, employer type, union membership, and years of experience. Verify the current state and metro figures on the BLS OES site (bls.gov/oes).
What this trade actually looks like in Illinois
Millwright work in Illinois is heavy and union-dense. Refining (BP Whiting in nearby Indiana, Citgo Lemont, ExxonMobil Joliet, Marathon Robinson), steel in the Calumet region, food processing (ADM, Tate and Lyle, Caterpillar's industrial customers), pharmaceutical in the Chicago suburbs, and the U.S. Steel and ArcelorMittal heritage of the Calumet drive demand. UBC Millwrights Local 1693 (Chicago) and other Carpenters Locals run a large training infrastructure.
Where they work
Concentrations sit in the Chicago and Calumet region for refining (Lemont, Joliet), steel (Riverdale, Burns Harbor across the Indiana line), and food processing; Peoria for Caterpillar and heavy equipment; Decatur for ADM, Tate and Lyle, and corn processing; the Quad Cities (Rock Island) for John Deere; Rockford for aerospace; and the Mississippi River corridor for chemical and ag processing. Robinson and southern Illinois host refining and coal-related industry.
Pay context
Illinois is not broken out for millwrights in the wages dataset shipped here. The BLS OES national median for millwrights (49-9044) was $63,990 as of May 2024. Illinois typically pays well above national in industrial mechanic categories, driven by union density and refinery, steel, and ADM-scale work. Cost of living in Chicago metro runs above national; downstate Illinois (Peoria, Decatur) sits below. UBC Local 1693 wage schedules are public. Check the BLS OES Illinois table.
Training pathway
The Chicago Regional Council of Carpenters runs Millwright Local 1693 and a millwright training center in Hammond, Indiana, that serves the Chicago region. Downstate, the Carpenters Local 1051 and Mid-America Carpenters Regional Council cover the rest of the state. Illinois community colleges (Triton, Joliet, Heartland, Richland) run industrial maintenance programs. Direct hire from refinery and steel plants into in-plant maintenance is common.
Considerations
If you want union scale, top-tier refinery and steel work, and a deep training pipeline, Illinois (especially Chicago and the Calumet region) has dense union millwright employment per BLS OES SOC 49-9044 and UBC Local 1693 wage schedules. If you want low cost of living and slower pace, downstate offers it. Public works under the Illinois Prevailing Wage Act sets a high floor. Outage cycles are intense; turnaround season pays heavily.
Illinois millwright snapshot
| MSA | Employed | Median wage |
|---|---|---|
| Chicago-Naperville-Elgin, IL-IN | 1,290 | $83,180 |
| St. Louis, MO-IL | 200 | $75,990 |
| Peoria, IL | 160 | $40,080 |
| Davenport-Moline-Rock Island, IA-IL | 100 | $66,900 |
| Decatur, IL | 80 | $66,460 |
STATE LICENSE STATUS
No pilot state (TX, CA, FL, NY, IL) issues a person-level millwright license. The BLS Occupational Outlook Handbook entry for industrial machinery mechanics, machinery maintenance workers, and millwrights lists no state licensing requirement for the millwright occupation (https://www.bls.gov/ooh/installation-maintenance-and-repair/industrial-machinery-mechanics-and-maintenance-workers-and-millwrights.htm). Employer qualification, the shop's or contractor's demonstration that a worker can install, align, and maintain the specific machinery on site, governs day-to-day work authority. When a millwright performs adjacent tasks that do require a credential (welding to a pressure-vessel code, rigging a critical pick, operating a forklift), the credential attaches to that task, not to a statewide millwright trade license.
UBC MILLWRIGHT APPRENTICESHIP
The United Brotherhood of Carpenters and Joiners of America represents most union millwrights in the U.S. and Canada through its Millwright Regional Councils (https://www.carpenters.org/millwrights/). The UBC Millwright apprenticeship is a registered four-year program combining on-the-job training with classroom and hands-on instruction in precision machine installation, laser alignment, rigging, hydraulics, pneumatics, and welding (https://www.carpenters.org/millwrights/). Advanced and journey-level training is delivered at the International Training Center in Las Vegas, Nevada, where UBC operates a dedicated millwright training facility (https://carpenters.org/training/). Registered millwright apprenticeship sponsors are listed in the U.S. Department of Labor apprenticeship job finder (https://www.apprenticeship.gov/apprenticeship-job-finder).
PRECISION CERTIFICATIONS
Precision machinery work is credentialed task-by-task through private certifying bodies. The Vibration Institute offers four categories of Vibration Analyst certification (Category I through Category IV) aligned to ISO 18436-2, covering data collection, spectrum analysis, advanced diagnostics, and corrective techniques (https://www.vibinst.org/). Laser-alignment proficiency is typically documented through manufacturer training from SKF (https://www.skf.com) and Pruftechnik / Easylaser (https://www.pruftechnik.com). Dynamic balancing, ultrasonic bearing lubrication, and condition-monitoring courses are offered by the Vibration Institute and by equipment OEMs. None of these certifications is a state license. They are employer- and project-recognized credentials that document competency on specific precision tasks.
RIGGING / NCCCO
Most millwright work involves moving heavy machinery, which brings rigging and crane-signaling requirements under federal law. OSHA 29 CFR 1926 Subpart CC, Cranes and Derricks in Construction, requires that signalpersons and riggers used in assembly/disassembly or in hoisting operations be qualified (https://www.osha.gov/laws-regs/regulations/standardnumber/1926/1926SubpartCC). The National Commission for the Certification of Crane Operators (NCCCO) issues the most widely accepted credentials: Rigger Level I, Rigger Level II, and Signalperson, each requiring written and practical examinations (https://www.nccco.org). Rigger and signalperson certifications are renewed on a five-year cycle per NCCCO (https://www.nccco.org). A millwright performing critical-lift rigging on a construction site generally carries at least NCCCO Rigger I and Signalperson, plus employer-specific qualification for the lift plan.
NON-UNION PATHWAY
Non-union millwrights typically enter through in-house training programs at large industrial employers (power generation, auto assembly, pulp and paper, food processing, and petrochemical plants) or through community and technical college associate degree programs in industrial maintenance, industrial mechanics, or mechatronics. BLS OOH describes entry through postsecondary nondegree awards and on-the-job training alongside registered apprenticeship (https://www.bls.gov/ooh/installation-maintenance-and-repair/industrial-machinery-mechanics-and-maintenance-workers-and-millwrights.htm). Non-union millwrights pursue the same precision certifications as union members (Vibration Institute analyst levels, laser-alignment training, NCCCO rigger/signalperson) because the credentials are employer-recognized regardless of representation. The DOL apprenticeship finder lists non-union registered sponsors alongside UBC locals (https://www.apprenticeship.gov/apprenticeship-job-finder).