Plumber/Pipefitter at United Association of Steamfitters JAC (Local 439)
at United Association of Steamfitters JAC (Local 439) in Caseyville, IL
About This Program
United Association of Steamfitters JAC (Local 439) sponsors a registered union apprenticeship program in Caseyville, IL. This JATC-affiliated program trains apprentices in plumbing and pipefitting with a particular focus on steam and process piping systems used in commercial, industrial, and institutional facilities. Apprentices are paid from day one.
The program spans five years, incorporating 8,000 hours of on-the-job training and 576 hours of related technical instruction. Apprentices develop competencies in steam system installation, pipe welding, mechanical troubleshooting, and hydronic heating systems. Classroom instruction covers Illinois plumbing and mechanical codes, safety standards, and the science of steam and fluid systems.
Graduates earn journeyman status within the United Association, qualifying them for careers in industrial maintenance, commercial construction, and specialized mechanical contracting throughout the greater St. Louis metro area and southern Illinois. Union membership through Local 439 provides access to wages, benefits, and long-term career development.
Wage & Training
Journeyman Wage
$30
OJT Hours
8,000
RTI Hours
576
Duration
5 years
Wage data is the national median for this occupation (BLS, May 2023), not specific to this program.
Plumber Career Outlook
National Median
$30.46/hr
~$63,356.8/yr
Apprentice Start
$15/hr
Earn while you learn
Job Outlook
Plumber employment is projected to grow steadily, driven by new construction, building renovation, and the need to replace aging water infrastructure. Water efficiency regulations and green building standards are creating additional demand for skilled plumbers. The trade consistently ranks among the hardest positions for employers to fill, indicating strong job security.
What to Expect as a Plumber/Pipefitter Apprentice
Duration
5 years of combined on-the-job training and classroom instruction
On-the-Job Training
~32 hours/week of hands-on work under journeyman supervision (8,000 total hours)
Classroom Instruction
576 hours of related technical instruction (~115 hours/year)
Paid Training
You earn a wage from day one, starting at a percentage of the journeyman rate and increasing as you progress
Time-based program: You'll progress through the program based on completing a set number of hours in both on-the-job training and classroom instruction.
This is a union-affiliated program. Union apprenticeships typically offer strong benefits packages, pension contributions, and structured career advancement through the local hall.
Trade School vs. Apprenticeship for Plumber
Apprenticeship
Trade School
Licensing in Illinois
Plumber/Pipefitters in Illinois are required to hold a license. Licensing is issued by Illinois Department of Public Health.
View full Illinoislicensing requirements →Reviews
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