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Backflow Prevention Jobs in California (NOW HIRING)

Modigent

Plumber Lead

El Cajon, CA

$40 - $55/hr

With full mastery of commercial plumbing systems (potable water supply, drainage, waste, vent (DWV), gas, hydronic, fixtures, backflow prevention, medical gas), you'll lead crews on advanced jobs ...

Modigent

Plumber Lead

El Cajon, CA · On-site

$40 - $55/hr

With full mastery of commercial plumbing systems (potable water supply, drainage, waste, vent (DWV), gas, hydronic, fixtures, backflow prevention, medical gas), you'll lead crews on advanced jobs ...

Modigent

Service Plumber

El Cajon, CA · On-site

$32 - $50/hr

Conduct preventive maintenance, system inspections, water quality testing, backflow certification support, and efficiency assessments to minimize downtime and extend system life. * Ensure all work ...

Modigent

Service Plumber

El Cajon, CA

$32 - $50/hr

Conduct preventive maintenance, system inspections, water quality testing, backflow certification support, and efficiency assessments to minimize downtime and extend system life. * Ensure all work ...

Modigent

Plumber III

El Cajon, CA

$30 - $45/hr

... backflow prevention, fixtures, and equipment) while beginning to mentor lower-level plumbers. Key responsibilities include: * Independently planning, laying out, installing, repairing, and ...

Modigent

Plumber III

El Cajon, CA · On-site

$30 - $45/hr

... backflow prevention, fixtures, and equipment) while beginning to mentor lower-level plumbers. Key responsibilities include: * Independently planning, laying out, installing, repairing, and ...

Modigent

Entry Level - Plumber I

El Cajon, CA · On-site

$20 - $24/hr

Valid driver's license and clean driving record required; backflow prevention certification (or willingness to obtain) a plus; OSHA 10-hour certification encouraged (company support provided)

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Backflow Prevention information

Do you have to be certified to work on a backflow preventer?

Yes, working on backflow preventers typically requires certification or licensing, as it involves plumbing and water safety standards. Certification ensures proper installation, testing, and maintenance to prevent contamination of potable water systems.

What are some common challenges faced by backflow prevention specialists on the job?

Backflow prevention specialists often encounter challenges such as diagnosing complex plumbing systems, working in confined or hard-to-reach spaces, and staying up-to-date with evolving local codes and regulations. They may need to troubleshoot older or non-standard equipment and communicate technical information clearly to property owners or facility managers. Additionally, coordinating with other trades and scheduling inspections around client availability can require strong organizational and interpersonal skills.

What is backflow prevention?

Backflow prevention refers to the use of devices and methods to stop contaminated water from flowing backward into clean water supplies. This is important to protect drinking water from pollutants and hazardous substances, which can occur due to changes in pressure or cross-connections in plumbing systems. Backflow prevention devices, such as check valves and air gaps, are commonly installed in homes, businesses, and public facilities. Regular testing and maintenance of these devices are essential to ensure they function correctly and comply with local regulations.

What is the difference between Backflow Prevention vs Backflow Tester?

AspectBackflow PreventionBackflow Tester
CertificationsBackflow Prevention Certification, State LicensingBackflow Tester Certification, State Licensing
Work EnvironmentInstalling, maintaining backflow prevention devicesTesting and inspecting backflow prevention devices
Employer & IndustryPlumbing companies, municipal water departmentsTesting companies, plumbing firms, municipal agencies

Backflow Prevention professionals focus on installing and maintaining backflow prevention devices, ensuring water safety. Backflow Testers primarily inspect and test these devices to verify proper operation. Both roles require similar certifications and work in related environments, but their core responsibilities differ: prevention versus testing.

Is backflow certification worth it?

Backflow prevention technicians need certification to ensure they meet industry standards and regulations. Certification demonstrates knowledge of proper installation, testing, and maintenance of backflow prevention devices, which can improve job prospects and credibility in the field.

How much does a backflow tester make?

A backflow tester in Texas typically earns between $40,000 and $60,000 annually, depending on experience, certifications, and the complexity of the systems tested. Many testers work full-time and may need to obtain state-specific certifications to perform inspections legally.

How much do backflow testers make?

Backflow testers in Florida typically earn between $40,000 and $60,000 annually, depending on experience, certifications, and the complexity of the systems they service. Many testers are required to obtain state certification and use specialized tools to perform inspections and repairs. Salaries can vary based on location, employer, and whether the work is full-time or part-time.

What are the key skills and qualifications needed to thrive as a Backflow Prevention Specialist, and why are they important?

To thrive as a Backflow Prevention Specialist, you need expertise in plumbing systems, strong problem-solving abilities, and typically a state-issued backflow tester certification or plumbing license. Familiarity with backflow prevention devices, testing equipment, and compliance with local water safety regulations is essential. Attention to detail, effective communication, and reliability help build trust with clients and ensure accurate reporting. These skills are crucial to maintaining safe water supplies, meeting regulatory standards, and preventing contamination in public and private water systems.
What are popular job titles related to Backflow Prevention jobs in California? For Backflow Prevention jobs in California, the most frequently searched job titles are:
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What cities in California are hiring for Backflow Prevention jobs? Cities in California with the most Backflow Prevention job openings:
Backflow Prevention jobs near you
Infographic showing various Backflow Prevention job openings in California as of July 2026, with employment types broken down into 1% Locum Tenens, 3% Internship, 83% Full Time, 6% Part Time, 1% Contract, and 6% Summer. Highlights an 51% Physical, and 49% Hybrid job distribution.

Apprentice/Backflow Prevention Assembly Tester (BPAT)

Backflow Prevention Specialists, Inc

Sunnyvale, CA • On-site

$52K - $79K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 5 days ago

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Job description

About the Role

We’re hiring a Backflow Prevention Assembly Tester (BPAT) Apprentice to support our certified testers in the field and learn the trade from the ground up. This is an entry‐level role for someone who is reliable, honest, and ready to build a long‐term career in cross‐connection control and backflow testing. Daily travel throughout our regional service area is required.

What You’ll Do

  • Assist with field testing of backflow prevention assemblies
  • Prepare tools and equipment before each job
  • Communicate with customers about testing, water shutoffs, and access
  • Document assembly details (location, model, serial number, condition)
  • Learn installation and compliance standards (ASSE, UPC, USC 10th Ed.)
  • Support troubleshooting of valves and components
  • Submit accurate test results using digital reporting tools
  • Follow all safety procedures and use required PPE
  • Participate in company‐paid BPAT certification training

What We’re Looking For

  • Honest, dependable, and customer‐focused
  • Strong work ethic and willingness to learn
  • Professional communication and appearance

Minimum Requirements

  • Interest in earning BPAT certification (training provided)
  • Mechanical aptitude or basic plumbing understanding
  • Ability to read, write, and record information accurately
  • Basic smartphone/computer skills
  • Valid driver’s license & clean driving record
  • Ability to lift 25+ lbs and work in varied field environments

Nice to Have

  • Experience with plumbing, valves, or field service
  • Familiarity with digital reporting or mobile field apps
  • Customer service or agency‐interaction experience

Working Conditions

Field‐based role with daily travel. Work may involve heat, cold, water, uneven terrain, ladders, confined spaces, and extended standing. Safety and PPE use are mandatory.

Company Description

Backflow Prevention Specialists, Inc. is a family-owned company with a simple but deeply held belief: our customers deserve honest, competent, and dependable service — every single visit. For years, we have built lasting relationships with customers, water agencies, and purveyors across Northern and Central California by doing what we say, doing it right, and treating every customer with respect. Our service area stretches from Monterey to Sacramento, and wherever we go, our reputation travels with us. We are a tight-knit, hardworking team that takes pride in our craft and in the trust our customers place in us.