Plumber/Pipefitter/Steamfitter pay range
State of Washington · class code 621F
- Class code
- 621F
- Salary range
- 51G
- Pay unit
- Year
- State
- Washington
- The State of Washington published pay range for Plumber/Pipefitter/Steamfitter is $66,072 to $76,608 per year.
- Washington State Office of Financial Management (OFM) keys this classification as class code 621F.
- This is the range the plan authorises, not the salary of any individual employee.
Step progression
Washington State Office of Financial Management (OFM) assigns this class to salary range 51G in the General Service Salary Schedule. The range pays 7 steps, and this class starts at step G rather than at the bottom of the range; a step is normally earned on a periodic increment date, not negotiated.
| Basis | G | H | I | J | K | L | M |
|---|---|---|---|---|---|---|---|
| Annual | $66,072 | $67,704 | $69,348 | $71,136 | $72,900 | $74,748 | $76,608 |
| Monthly | $5,506 | $5,642 | $5,779 | $5,928 | $6,075 | $6,229 | $6,384 |
| Hourly | $31.64 | $32.43 | $33.21 | $34.07 | $34.91 | $35.80 | $36.69 |
Steps as published. The monthly and hourly rows are the state's own, not conversions of the annual row.
Class specification
The OFM classified job specification for this class is published by Washington State Office of Financial Management (OFM). The passages below are quoted from it as published, not paraphrased, and cut to their opening sentences; the full specification is the authority on duties and qualifications.
What the state says the job is
This is the journey-level of the series. Positions at this level perform skilled plumbing, pipe fitting and/or steam fitting work.
Examples of the work
Installs, maintains and repairs pipes, storm sewers, septic tanks, sewage mains and laterals, valves, drains, basins, tubs, faucets, lavatories, sinks, gates, hydrants, water coolers, and dishwashers; Repairs fixtures in shop by refacing, repacking, and re seating valves, cutting and threading pipe, bending pipe, replacing pump bushings and washers, and testing valves and other pressure equipment; Inspects water mains, fixtures, sewer lines, valves, and septic tanks to determine need for maintenance and repair; Cleans, maintains, and repairs power and hand tools; Estimates materials and time needed to complete jobs; May direct and instruct helpers, patients or inmates; Performs other work as ...
Minimum qualifications
Journey level standing as a plumber, pipe fitter, or steam fitter as attested by: Completion of recognized apprenticeship in plumbing, pipe fitting or steam fitting. OR Full journey level status in Plumbers and Pipefitters' Union. Equivalent education/experience. NOTE: • Possession of a valid driver’s license may be required. • Some positions performing plumbing work as defined under WAC 296-400A-005 may require a current Washington State PL01 License/Certificate issued by the Department of Labor and Industries.
Quoted from the OFM classified job specification, read 2026-10-21.
Where this comes from
Washington State Office of Financial Management (OFM) publishes this figure in Classified Job Listing joined to the OFM salary schedules effective July 1, 2026. Every number on this page is read from that document; nothing is estimated, modelled or averaged.
The dollar figures come from the salary schedule the listing assigns this range to.