Union apprenticeships in Boston, MA

Browse current openings in Boston, compare local options, and go straight to the union or local site.

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Showing 3 apprenticeships

Plumber/Pipefitter · UA Local 12 Apprenticeship

UA Local 12 · Boston, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personApply ready

The UA Local 12 offers a 5-year apprenticeship program in plumbing and gasfitting with classroom and on-the-job training.

View application pathway

Carpenter · UBC Local 51 Apprenticeship

UBC Local 51 · Boston, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Deadline Mar 14

Local 51 offers three apprenticeship programs: Plumbing, Pipefitting, and Refrigeration (HVAC) with a 5-year duration.

Program website

Plumber/Pipefitter · UA Local 550 Apprenticeship

UA Local 550 · Boston, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Sprinkler Fitting Apprenticeship is the primary 5-year program offered by Sprinkler Fitters Local 550 JATC.

Program website

Same-state openings in Massachusetts

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Plumber/Pipefitter · Plumbers & Pipefitters Local 4 JATC

UA Local 4 · West Boylston, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Starts at $18/hrJourneyman $42/hr

Plumbers & Pipefitters Local 4 JATC offers apprenticeships in plumbing, pipefitting, and HVAC tech under a single 5-year program.

Program website

Plumber/Pipefitter · UA Local 104 Apprenticeship

UA Local 104 · Holyoke, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Journeyman $51/hr

The UA Local 104 Apprenticeship offers training in plumbing, pipefitting, HVACR, and welding, providing a direct path to journeyman roles.

Program website

Plumber/Pipefitter · UA Local 537 Apprenticeship

UA Local 537 · Dorchester, Massachusetts

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Program website

Outside your area

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Plumber/Pipefitter · UA Local 777 Apprenticeship

UA Local 777 · Meriden, Connecticut

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

The UA Local 777 Apprenticeship covers Plumbing, Pipefitting, and HVACR industries with a 5-year program combining on-the-job training and classroom instruction.

Program website

Plumber/Pipefitter · UA Local 131 Apprenticeship

UA Local 131 · Hooksett, New Hampshire

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

The UA Local 131 Apprenticeship Program covers plumbing, pipefitting, steamfitting, and HVACR, providing comprehensive training over five years.

Program website

Plumber/Pipefitter · UA Local 788 Apprenticeship

UA Local 788 · Portsmouth, New Hampshire

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

UA Local 788 offers a five-year apprenticeship program with on-the-job training and classroom instruction in various trade disciplines.

Program website

Steamfitting · Enterprise Association Steamfitters Local 638

Steamfitters Local 638 · Long Island City, New York

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

No active Local 638 recruitment was established from the current official page; the most recent official recruitment concluded in 2024 and its first class was scheduled for September 2025.

Last verified window: June 3-14, 2024. No next official window was found.

How to apply

Plumber/Pipefitter · UA Local 51 Apprenticeship

UA Local 51 · East Providence, Rhode Island

Application status unknown·Checked 30+ days ago

5-year programIn personBrowseable

Program website

Plumber/Pipefitter · UA Local 1 Training Center

UA Local 1 · New York, New York

Applications closed·Checked this week

5-year programIn personBrowseable

Closed to new applicants; 1,000 paper applications were distributed beginning June 8, 2026. Existing application holders may submit during the return window.

Completed applications are accepted in person July 17-23, 2026, during the published daily time blocks.

How to apply

National openings

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Plumber/Pipefitter · UA Local 469

UA Local 469 · Phoenix, Arizona

Application status unknown·Checked this week

5-year programIn personBrowseable

Starts at $20/hrJourneyman $44/hr

Program website

Plumber/Pipefitter · UA Local 142

UA Local 142 · San Antonio, Texas

Application status unknown·Checked this week

5-year programIn personBrowseable

Starts at $17/hr

Program website

Plumber/Pipefitter · UA Local 690 Apprenticeship

UA Local 690 · Philadelphia, Pennsylvania

Application status unknown·Checked this week

5-year programIn personBrowseable

Plumbing Apprenticeship program offered by UA Local 690.

Program website

Plumber/Pipefitter · UA Local 692 Apprenticeship

UA Local 692 · Philadelphia, Pennsylvania

Application status unknown·Checked this week

5-year programIn personBrowseable

The UA Local 692 offers a comprehensive five-year Sprinkler Fitter Apprenticeship Program with extensive on-the-job training and classroom instruction.

Program website

Plumber/Pipefitter · Plumbers Local 690

Plumbers Local 690 · Philadelphia, Pennsylvania

Application status unknown·Checked this week

5-year programIn personBrowseable

Program website

Plumber/Pipefitter · United Association Plumbers Local 78

UA Local 78 · Los Angeles, California

Application status unknown·Checked this week

5-year programIn personBrowseable

Program website

Browse Massachusetts

All apprenticeships in Massachusetts

Union apprenticeships in Boston, MA

Plumber/Pipefitter · UA Local 12 Apprenticeship

Carpenter · UBC Local 51 Apprenticeship

Plumber/Pipefitter · UA Local 550 Apprenticeship

Same-state openings in Massachusetts

Plumber/Pipefitter · Plumbers & Pipefitters Local 4 JATC

Plumber/Pipefitter · UA Local 104 Apprenticeship

Plumber/Pipefitter · UA Local 537 Apprenticeship

Outside your area

Plumber/Pipefitter · UA Local 777 Apprenticeship

Plumber/Pipefitter · UA Local 131 Apprenticeship

Plumber/Pipefitter · UA Local 788 Apprenticeship

Steamfitting · Enterprise Association Steamfitters Local 638

Plumber/Pipefitter · UA Local 51 Apprenticeship

Plumber/Pipefitter · UA Local 1 Training Center

National openings

Plumber/Pipefitter · UA Local 469

Plumber/Pipefitter · UA Local 142

Plumber/Pipefitter · UA Local 690 Apprenticeship

Plumber/Pipefitter · UA Local 692 Apprenticeship

Plumber/Pipefitter · Plumbers Local 690

Plumber/Pipefitter · United Association Plumbers Local 78

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