Top 26 pipefitter Jobs in ontario ca

Welder
Retrofit Technology —Bloomington, CA
- $30 - $60 an hour
- OSHA
- Schematics
- Construction site
- Paid holidays
- Health insurance
Quick Apply
Welder
Kelso Industries —Bloomington, CA
- $30 - $60 an hour
- OSHA
- Schematics
- Construction site
- Paid holidays
- Health insurance
Quick Apply
Pipe & Structural Welder
RECON Engineering & Construction —San Bernardino, CA
- $22 - $35 an hour
- Overtime
- Mid-level
- Ability to lift 50 pounds
- Travel
- 401(k) matching
- Life insurance
Fire Sprinkler Technician
Cal Counties Fire Protection —Inland Empire, CA
- From $20 an hour
- 18 years or older
- Spanish
- Clean driving record
Fire Sprinkler Service Technician
Hiller Companies —Orange, CA
- $31 - $51 an hour
- Urgently hiring
- Clean driving record
- Mid-level
- High school diploma or GED
- Disability insurance
- Health insurance
Quick Apply
Industrial Pipefitter Journeyman
Brown & Root —Ontario, CA
- Mid-level
- Ability to lift 50 pounds
- Power tools
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Fire Sprinkler Installer Technician
Thorpe Design, Inc. Fire Sprinklers —Anaheim, CA
- $18 - $35 an hour
- Full-time
- Construction site
- Residential
- In-person
- Paid holidays
- Health insurance
Quick Apply
Welder/Pipe Fitter
ALLIANCE INDUSTRIAL REFRIGERATION S —Walnut, CA
- Full-time
- Mid-level
- Ability to lift 50 pounds
- Driver's License
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6d
Fire Sprinkler Fitter
Commercial Fire Protection, Inc. —Irvine, CA
- $30 - $45 an hour
- Weekends as needed
- Background check
- Customer service
- Mid-level
- Paid holidays
- Health insurance
Quick Apply
7d
Multi-Family - Field
THORPE DESIGN INC —Riverside, CA
- $19 - $27 an hour
- Full-time
- Driver's License
- Cleaning
- Power tools
Fire Sprinkler Technician
RED BEACON FIRE & ELECTRIC INC —Orange, CA
- $25 - $35 an hour
- Full-time
- Mid-level
- Residential
- 2 years
- Health insurance
- 401(k)
Quick Apply
Fabricator
Shambaugh & Son, L.P. —Brea, CA
- Extended hours
- 18 years or older
- Ability to walk for extended periods
- Maintenance
Sanitary Tig Welder
PIM —Baldwin Park, CA
- $25 - $32 an hour
- Overtime
- Mid-level
- Assembly
- Driver's License
Quick Apply
Medical Gas Installation Technician - Pipe Fitter
Regency Plumbing & Piping, Inc. —Orange, CA
- $25 - $50 an hour
- Overtime
- Mid-level
- Commercial
- Travel reimbursement
- Paid training
Quick Apply
14d
Sprinkler Construction Foreman
Fortis Fire & Safety —Corona, CA
- $30 - $42 an hour
- Overtime
- Background check
- Heavy lifting
- Construction site
- Paid jury duty
- COVID-19 protective measures
Quick Apply
3h
Fire Sprinkler Journeyman
Pye Barker Fire & Safety —United States
- Full-time
- Construction site
- Inventory management
- Mid-level
- Paid holidays
- Disability insurance
1d

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Layout Fitter/Welder
Vulcan Steel Company —Bloomington, CA
The employee is occasionally exposed to moving mechanical parts; high, precarious places; and toxic or caustic chemicals. Spot paints for identification marks.
$25 - $31 an hour
Quick Apply
Laborer
NPL Construction (S4) —Eastvale, CA
Valid driver’s license with clean driving record is preferred. Working safely requires quick/accurate hand-eye coordination and the ability to work in a…
$21.95 - $25.95 an hour
13d

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Industrial Pipe Welder – 1st & 2nd Shift
Warriors 2 Workforce —Columbus, OH
Please briefly describe your recent MIG (GMAW) pipe welding experience, including pipe size and whether it was roll-out or fixed position.
$26 - $30 an hour
Quick Apply
14d
Pipefitter
Confidential —Columbus, OH
A 401(k) Plan with Company Match. Tool & Tuition Reimbursement& Company-Provided Safety Equipment.
$25 - $30 an hour
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Welder

Retrofit Technology -
Bloomington, CA

Quick Apply

Job Details

$30 - $60 an hour

Benefits

Paid holidays
Health insurance
Dental insurance
Paid time off
401(k) 4% Match
401(k) matching

Qualifications

High school diploma or GED

Full Job Description

Company Background:

We are 24 (and growing) market-leading operating companies that deliver unmatched HVAC, mechanical, refrigeration, plumbing, and electrical solutions. We are actively building the nation's preferred technical service partnership for commercial MEP+ ecosystems, empowering industrial, commercial, and institutional clients—including Fortune 500 companies and other industry leaders across the United States—with reliable, innovative service. Learn more about us at www.kelso-industries.com

Retrofit Technology is part of the Kelso Industries family of companies, a rapidly growing group of mechanical, electrical, and plumbing (MEP+) contractors committed to excellence in safety, quality, customer success, and craftsmanship.

Based in Bloomington, California, Retrofit Technology specializes in all aspects of commercial HVAC systems, including installation, maintenance, and service. Our team is equipped to handle projects from start to finish with precision and care. Backed by certified welders, electricians, and service technicians, we have the expertise to tackle even the most challenging HVAC retrofit and mechanical projects—delivering exceptional results every time.

ABOUT THE ROLE

We are seeking an experienced Pipe Welder to join our growing team and support mechanical and HVAC retrofit projects across Southern California.

This position is based out of Bloomington, CA and requires frequent travel to job sites throughout the region. A daily per diem is provided and hotel accommodations are covered by the company when overnight stays are necessary.

The Pipe Welder will be responsible for fabricating, assembling, and installing piping systems for commercial and industrial HVAC applications. The ideal candidate has hands-on experience with multiple welding methods and piping materials, values safety and quality, and can work both independently and as part of a field crew.

RESPONSIBILITIES

Weld and assemble piping systems using various methods (TIG, MIG, stick, brazing, soldering, etc.).
Fit, align, and secure pipe systems and supports according to specifications and drawings.
Read and interpret blueprints, schematics, and technical drawings.
Fabricate and install copper, carbon steel, stainless steel, and PVC piping.
Perform rigging, demo, and installation work on HVAC retrofit projects.
Inspect completed welds to ensure compliance with codes and safety standards.
Collaborate with project managers, foremen, and other trades to complete projects efficiently.
Maintain a clean, safe, and organized work area in compliance with OSHA and company policies.

QUALIFICATIONS

High school diploma or GED equivalent.
3+ years of experience in pipe welding or mechanical retrofit environments.
Proficiency in one or more of the following:
- Soldering or brazing copper pipe
- Welding carbon or stainless steel pipe
- Fitting or threading steel and PVC pipe
Ability to pass a pipe welding test (administered at our Bloomington shop).
Skilled at reading and following mechanical drawings and specifications.
Valid driver's license and willingness to travel throughout Southern California.
Strong attention to detail, reliability, and safety mindset.

COMPENSATION & BENEFITS

Hourly wage: $30 – $50 per hour (based on experience and certification)
Per diem and hotel accommodations provided for overnight travel
Paid travel time to and from job sites
Comprehensive benefits package:
- Medical and dental (50% employer paid)
- 401(k) with up to 4% company match
- Eligibility after 30 days of employment
Paid Time Off (PTO) and company holidays
Opportunities for long-term growth within the Kelso Industries family

JOIN OUR TEAM

If you're a skilled welder who takes pride in craftsmanship and enjoys working on complex HVAC retrofit projects, we'd love to hear from you. Apply today to join a team that values safety, integrity, and excellence in every project.

Why Join Us?

We're committed to attracting talented individuals who seek a company with a strong foundation of success and an outstanding culture. We proactively provide competitive compensation, comprehensive benefits, and clear pathways for career advancement with autonomy and flexibility in an entrepreneurial environment.

Learn more about us at www.kelso-industries.com

We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate in any aspect of employment on the basis of race, color, religion, national origin, ancestry, gender, sexual orientation, gender identity and/or expression, age, veteran status, disability, or any other characteristic protected by federal, state, or local employment discrimination laws where Kelso does business.

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pipefitter jobs in ontario ca

Welder

Welder

Pipe & Structural Welder

Fire Sprinkler Technician

Fire Sprinkler Service Technician

Industrial Pipefitter Journeyman

Fire Sprinkler Installer Technician

Welder/Pipe Fitter

Fire Sprinkler Fitter

Multi-Family - Field

Fire Sprinkler Technician

Fabricator

Sanitary Tig Welder

Medical Gas Installation Technician - Pipe Fitter

Sprinkler Construction Foreman

Fire Sprinkler Journeyman

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ABOUT THE ROLE

RESPONSIBILITIES

QUALIFICATIONS

COMPENSATION & BENEFITS

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