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Pipefitter Assistant Jobs in California (NOW HIRING)

HM Industrial

H&M Shop Pipefitter- Night shift

Pasadena, CA · On-site

$27.50 - $35.25/hr

... * Assist with tack welding and preparation for final welding as required * Verify dimensions and ... Work with supervisors, welders, fitters, and other craft personnel to meet production goals

Sciens Building Solutions

Fire Sprinkler Fitter

Lodi, CA · On-site

$40 - $48/hr

Cut, thread, and groove pipe to specifications, using tools such as saws and pipe threaders. * Work ... field. * Assist with job scheduling and job progress in an efficient and cost-effective manner ...

Sciensbuildingsolutions

Fire Sprinkler Fitter

Lodi, CA

$40 - $48/hr

Cut, thread, and groove pipe to specifications, using tools such as saws and pipe threaders. * Work ... field. * Assist with job scheduling and job progress in an efficient and cost-effective manner ...

Austal USA

A Class Pipe Welder - SDCA

San Diego, CA

$42.75/hr

To work within a team of Pipe Fitters and welders to achieve maximum production in minimum time ... Contribute towards innovation / productivity improvements. * Assist in the control of waste ...

Austal USA

A Class Pipe Welder - SDCA

San Diego, CA · On-site

$42.75/hr

To work within a team of Pipe Fitters and welders to achieve maximum production in minimum time ... Contribute towards innovation / productivity improvements. * Assist in the control of waste ...

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Pipefitter Assistant information

See California salary details

$10

$19

$24

How much do pipefitter assistant jobs pay per hour?

As of Sep 1, 2026, the average hourly pay for pipefitter assistant in California is $19.42, according to ZipRecruiter salary data. Most workers in this role earn between $16.83 and $21.11 per hour, depending on experience, location, and employer.

What is a pipefitter assistant?

Pipefitter Assistants support pipefitters by helping to install, assemble, and maintain piping systems in residential, commercial, or industrial settings. Their duties often include measuring and cutting pipes, holding materials in place, and preparing tools and work areas. They also assist with cleaning up job sites and ensuring that safety protocols are followed. Pipefitter Assistants work under the supervision of experienced pipefitters and may eventually advance to more skilled positions with experience and training.

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

To thrive as a Pipefitter Assistant, you need basic mechanical aptitude, familiarity with hand and power tools, and typically a high school diploma or equivalent. Knowledge of safety protocols and experience with pipe threading machines, cutting tools, and measurement systems are valuable assets. Strong attention to detail, reliability, and the ability to follow instructions help you stand out in this role. These skills ensure safe, accurate support of pipefitting operations and efficient teamwork on construction or industrial sites.

What are some common challenges pipefitter assistants face on the job, and how can they overcome them?

Pipefitter Assistants often encounter challenges such as working in confined or elevated spaces, handling heavy materials, and adapting to varying weather conditions on job sites. To overcome these, it's important to follow all safety protocols, use proper lifting techniques, and communicate regularly with the lead pipefitter and team members. Staying organized and asking questions when unsure can also help assistants learn faster and reduce mistakes, making the work environment safer and more efficient.

What is the difference between Pipefitter Assistant vs Pipefitter?

AspectPipefitter AssistantPipefitter
CredentialsHigh school diploma or equivalent; on-the-job trainingHigh school diploma; apprenticeship or technical training required
Work EnvironmentConstruction sites, industrial facilitiesConstruction sites, industrial plants, maintenance facilities
Job ResponsibilitiesAssist with pipe installation, prepare materials, support pipefittersDesign, install, maintain piping systems, interpret blueprints

The main difference between a Pipefitter Assistant and a Pipefitter is the level of responsibility and skill. Pipefitter Assistants support pipefitters by performing basic tasks and preparing materials, while Pipefitters handle the installation, maintenance, and troubleshooting of piping systems. Both roles are essential in industrial and construction settings, but Pipefitters require more advanced training and experience.

How to become a pipefitter assistant?

To become a pipefitter assistant, candidates typically need a high school diploma or equivalent and may undergo on-the-job training or apprenticeships. Basic skills in math, reading blueprints, and familiarity with hand tools are helpful, and some employers prefer candidates with prior experience or technical training in plumbing or pipefitting. Certification is not always required but can improve job prospects and advancement opportunities.

What are the most commonly searched types of Pipefitter jobs in California?

The most popular types of Pipefitter jobs in California are:

What cities in California are hiring for Pipefitter Assistant jobs?

Cities in California with the most Pipefitter Assistant job openings:

Pipefitter Assistant jobs near you
Infographic showing various Pipefitter Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 19% Part Time, 2% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $40,391 per year, or $19.4 per hour.

Welder/Pipe Fitter

ALLIANCE INDUSTRIAL REFRIGERATION

Walnut, CA • On-site

$25.50 - $31.25/hr

Full-time

Re-posted 5 days ago

Job description

Description:

We are seeking a skilled Welder/Pipefitter to join our team. This role is responsible for fabricating, installing, and repairing complex piping systems and industrial structures. The ideal candidate will have strong expertise in TIG/MIG welding and the ability to work from detailed technical blueprints in various industrial environments. 

Requirements:

Responsibilities:

  • Fabricating with TIG welding. Install, modify, and make repairs to pipe, towers, exchangers, furnaces, and drums.
  • Prepare material for fabrication. Set up equipment and weld either pipe, plate, or structural steel
  • Fabricating & MIG/TIGCut, thread, and hammer pipe to spec using power tools, cutting torches, and pipe threaders/benders
  • Assist the crew in manual work in various ways to maintain job progress
  • Follow and work from blueprints, sketches, specifications, diagrams, schematics, work instructions, and verbal instructions. 

Qualifications:

  • 2-5 years fabricator experience required.
  • Must be able to pass the in-house assessment.
  • Able to stand for long periods of time.
  • Able to travel 75% of the time
  • Hands-on experience in the layout, fitting, and welding of structural steel, pipe, and plate.
  • Must be able to lift 50 pounds.
  • Forklift certification (preferred)

Job Type: 

· Full-time


Experience:

TIG Welding: 4 years (Preferred)Construction: 2 years (Preferred) 


License/Certifications:

· Driver’s License (Required)

· SMAW (preferred)

· OSHA 30 (preferred)


Alliance Industrial Refrigeration is an equal opportunity employer (EOE). Qualified applicants are considered for employment without regard to age, race, religion, gender, sexual orientation, national origin, and disability or veteran status.  If you need assistance or an accommodation during the application process because of a disability, it is available upon request (Alliance is pleased to provide such assistance, and no applicant will be penalized as a result of such a request).