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Plumbers Assistant Jobs in Seattle, WA (NOW HIRING)

In this role, you will assist with diagnostics, service, and installation of plumbing in residential and light commercial environments. You are a licensed Apprentice Plumber with a commitment to ...

New

Apprentice Plumber

Mill Creek, WA · On-site

$25 - $40/hr

If you're an aspiring plumbing professional eager to reach the next level in this essential ... You'll assist with basic tasks such as cutting, threading, soldering, and bending pipes as well as ...

Plumbing Apprentice

Pacific, WA · On-site

$23 - $30/hr

... plumbers who will teach you the trade the right way -- from the ground up. What You'll Be Doing As an apprentice, you'll be out in the field every day learning hands-on. You'll assist with:

Apprentice Plumber

Auburn, WA · On-site

$20 - $32/hr

Install and assist with plumbing & fire suppression systems * Work hands-on with piping, fittings, and fixtures * Learn to read blueprints and layouts * Keep job sites clean, organized, and safe

Apprentice Plumber

Auburn, WA · On-site

$20 - $32/hr

Install and assist with plumbing & fire suppression systems * Work hands-on with piping, fittings, and fixtures * Learn to read blueprints and layouts * Keep job sites clean, organized, and safe

Apprentice Plumber

Auburn, WA · On-site

$20 - $32/hr

Install and assist with plumbing & fire suppression systems * Work hands-on with piping, fittings, and fixtures * Learn to read blueprints and layouts * Keep job sites clean, organized, and safe

Senior Plumbing Designer

Tacoma, WA · On-site

$80K - $106K/yr

... research * Assist in the evaluation and equipment selection for the design of plumbing system ... components and apply standard engineering procedures * Aid in areas that require consulting on ...

Senior Plumbing Designer

Tacoma, WA · On-site

$80K - $106K/yr

... research * Assist in the evaluation and equipment selection for the design of plumbing system ... components and apply standard engineering procedures * Aid in areas that require consulting on ...

Senior Plumbing Designer

Tacoma, WA

$81K - $106K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research Assist in the evaluation and equipment selection for the design of plumbing system ...

Senior Plumbing Designer

Tacoma, WA · On-site

$81K - $106K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research Assist in the evaluation and equipment selection for the design of plumbing system ...

Senior Plumbing Designer

Seattle, WA · On-site

$85K - $112K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research Assist in the evaluation and equipment selection for the design of plumbing system ...

Senior Plumbing Designer

Tacoma, WA · On-site

$81K - $106K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research • Assist in the evaluation and equipment selection for the design of plumbing ...

Senior Plumbing Designer

Seattle, WA · On-site

$85K - $112K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research Assist in the evaluation and equipment selection for the design of plumbing system ...

Senior Plumbing Designer

Tacoma, WA · On-site

$81K - $106K/yr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research • Assist in the evaluation and equipment selection for the design of plumbing ...

Senior Plumbing Designer

Tacoma, WA · On-site

$85 - $110/hr

... Assist senior engineering staff support in equipment selection through project calculations and equipment research • Assist in the evaluation and equipment selection for the design of plumbing ...

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Showing results 1-20

Plumbers Assistant information

See Seattle, WA salary details

$13

$21

$33

How much do plumbers assistant jobs pay per hour?

As of Aug 29, 2026, the average hourly pay for plumbers assistant in Seattle, WA is $21.95, according to ZipRecruiter salary data. Most workers in this role earn between $18.08 and $24.33 per hour, depending on experience, location, and employer.

What is a plumbers assistant?

Plumbers Assistants are entry-level workers who support licensed plumbers during installation, maintenance, and repair of plumbing systems. Their duties typically include carrying tools, preparing materials, cleaning work areas, and assisting with tasks such as measuring, cutting, and fitting pipes. They help ensure jobs move efficiently and provide hands-on support for more complex plumbing tasks. This role is a common starting point for individuals interested in becoming licensed plumbers themselves.

What are the key skills and qualifications needed to thrive as a plumbers assistant, and why are they important?

To thrive as a Plumbers Assistant, you need a basic understanding of plumbing systems, manual dexterity, and often a high school diploma or equivalent. Familiarity with hand and power tools, pipe fittings, and safety equipment is typically required, though formal certifications are less common at this entry level. Reliability, strong communication, and a willingness to learn are important soft skills for supporting licensed plumbers and interacting with customers. These skills ensure efficient teamwork, safe work practices, and high-quality service delivery in varied job environments.

What are some typical challenges faced by a plumbers assistant, and how can they be addressed on the job?

Plumber's Assistants often encounter challenges such as working in confined spaces, dealing with unexpected leaks or equipment malfunctions, and managing a fast-paced workload during emergencies. To address these, it's important to stay organized, communicate clearly with the lead plumber, and remain adaptable when priorities shift. Building strong problem-solving skills and maintaining a positive attitude can also help navigate these common obstacles and contribute to a smooth workflow.

What is the difference between Plumbers Assistant vs Plumber?

AspectPlumbers AssistantPlumber
Required CredentialsNone or minimal; on-the-job trainingState licensing or certification often required
Work EnvironmentAssist with tasks in residential, commercial, or industrial sitesPerform installation, repair, and maintenance of plumbing systems
Employer & Industry UsageEntry-level support role in plumbing industryLicensed professional responsible for plumbing work

The Plumbers Assistant typically supports licensed plumbers by performing basic tasks and assisting in the field, often without formal credentials. In contrast, a Plumber is a licensed professional who handles complex installations and repairs. The assistant role is ideal for those starting in the industry, while the plumber role requires certification and experience.

What are the most commonly searched types of Plumbers jobs in Seattle, WA?

The most popular types of Plumbers jobs in Seattle, WA are:

What are popular job titles related to Plumbers Assistant jobs in Seattle, WA?

For Plumbers Assistant jobs in Seattle, WA, the most frequently searched job titles are:

What job categories do people searching Plumbers Assistant jobs in Seattle, WA look for?

The top searched job categories for Plumbers Assistant jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Plumbers Assistant jobs?

Cities near Seattle, WA with the most Plumbers Assistant job openings:

Infographic showing various Plumbers Assistant job openings in Seattle, WA as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 19% Part Time, 1% Temporary, and 4% Contract. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $45,651 per year, or $21.9 per hour.

Apprentice Plumber/Helper

DANIKA PLUMBING LLC

Everett, WA • On-site

$20 - $23/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 2 days ago

New


Job description

Benefits:
  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Opportunity for advancement
  • Paid time off
  • Parental leave
  • Training & development
  • Vision insurance

Benefits/Perks
  • Flexible Scheduling
  • Competitive Compensation
  • Career Advancement Opportunities
Job Summary
We are looking for a skilled and experienced Apprentice Plumber to join our team! In this role, you will assist with diagnostics, service, and installation of plumbing in residential and light commercial environments. 
You are a licensed Apprentice Plumber with a commitment to quality in all the work you do. A team player who is comfortable working independently, you love the feeling of a job well done and take pride in completing customer jobs with efficiency. A positive attitude is a must! 
Responsibilities
  • Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, soldering, brazing, or welding equipment
  • Assist plumber with various jobs 
  • Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks and toilets, using hand or power tools
  • Perform maintenance of water supply systems
  • Professionally interact with customers and clearly communicate work orders and statuses 
Qualifications
  • Valid Plumbing License
  • Minimum 1 year of professional experience 
  • Ability to handle plumbing tools and equipment
  • Ability to lift 50+ pounds
  • Clean driving record