Sprinkler Fitter at Sprinkler Fitters Local #669
at Sprinkler Fitters Local #669 in Columbia, MD
About This Program
Sprinkler Fitters Local #669 sponsors a union sprinkler fitter apprenticeship based in Columbia, MD. This United Association-affiliated JATC program offers employer-sponsored training for individuals entering the fire protection trades across the mid-Atlantic region, with a focus on developing skilled, code-knowledgeable journey-level fitters.
The apprenticeship lasts five years and combines 8,000 hours of paid on-the-job training with 576 hours of related technical instruction. Working alongside experienced journey workers, apprentices develop practical skills in fire sprinkler system installation, pipe threading and assembly, hydraulic layout, and system testing and inspection. Technical classroom instruction addresses NFPA standards, fire protection codes, pipefitting, blueprint reading, and safety practices. Apprentices receive wages throughout training, with incremental increases at each program level.
Successfully completing this program earns graduates journey-level status as sprinkler fitters — a recognized union credential valued throughout the fire protection and construction industries. The Columbia, MD area's robust commercial construction activity and fire safety code requirements support steady employment demand for qualified journey-level sprinkler fitters.
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 Sprinkler Fitter 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 Maryland
Sprinkler Fitters in Maryland are required to hold a license. Licensing is issued by Maryland Department of Labor, State Board of Plumbing.
View full Marylandlicensing requirements →Reviews
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