Union apprenticeships in Pennsylvania

Browse current openings, compare trades and pay, and go straight to the union or local site.

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Union: SteamfittersClear filters

Showing 1 apprenticeship

Steamfitters Local 420 · Philadelphia, PA

Checked Mar 18, 2026

5-year programIn person

$50 non-refundable application fee; driver's license; I9 Form

Steamfitters openings elsewhere

Kept the union filter, but broadened the location so you can see openings from this union in other markets.

Steamfitters Local 638 · Long Island City, NY

Checked Mar 18, 2026

4-year programIn person

48-03 32nd Place; scaffolding/heights work

Steamfitters Local 602 · Capitol Heights, MD

Checked Mar 18, 2026

4-year programIn person

Washington DC Metro; Landover MD; Nov 1-30 2025 applications