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Backflow Tester Jobs in California (NOW HIRING)

Modigent

Plumber III

El Cajon, CA

$30 - $45/hr

Troubleshooting and diagnosing issues in plumbing systems, performing pressure testing, leak detection, drain cleaning/unclogging, backflow testing, and system balancing to ensure optimal function ...

Modigent

Plumber III

El Cajon, CA · On-site

$30 - $45/hr

Troubleshooting and diagnosing issues in plumbing systems, performing pressure testing, leak detection, drain cleaning/unclogging, backflow testing, and system balancing to ensure optimal function ...

City of Tustin

Maintenance Leadworker

Tustin, CA · On-site

$71K - $96K/yr

Valid certification as an Arborist, Backflow Tester, Pest Control Qualified Applicator, and/or Playground Safety Inspector may be required, depending upon position assignment. Special Requirements:

SOS LEAK INC

Plumbing Service Technician

Azusa, CA · On-site

... Backflow testing certification is a plus but not required. - Strong problem-solving skills and keen attention to detail. - Excellent communication skills with a focus on customer service. - Ability ...

SOS LEAK INC

Plumbing Service Technician

Azusa, CA · On-site

... Backflow testing certification is a plus but not required. - Strong problem-solving skills and keen attention to detail. - Excellent communication skills with a focus on customer service. - Ability ...

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All JobsBackflow Tester JobsBackflow Tester Jobs in California

Backflow Tester information

See California salary details

$10

$22

$36

How much do backflow tester jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for backflow tester in California is $22.02, according to ZipRecruiter salary data. Most workers in this role earn between $18.12 and $24.48 per hour, depending on experience, location, and employer.

What is a Backflow Tester?

A Backflow Tester is a certified professional who inspects, tests, and repairs backflow prevention devices in plumbing systems. These devices prevent contaminated water from flowing back into the clean water supply, protecting public health. Backflow Testers ensure that these systems are functioning correctly and comply with local and state regulations. They often work with residential, commercial, and municipal water systems, and must stay up-to-date with certification requirements and testing procedures.

What are some common challenges Backflow Testers face in the field, and how can they prepare for them?

Backflow Testers often encounter challenges such as working in confined spaces, dealing with aging or poorly maintained plumbing systems, and handling unexpected water pressure fluctuations. To prepare, it's helpful to stay current with local codes and regulations, regularly calibrate and maintain testing equipment, and practice strong communication with property owners or facility managers. Building a routine for thorough documentation and reporting also helps ensure compliance and reduces errors during inspections.

What Is the Job of a Backflow Tester?

The job duties of a backflow tester involve ensuring that a potable water supply system remains free of contaminants. Your responsibilities as a backflow tester include taking steps to test backflow prevention systems and identify plumbing systems where there is a danger of dirty water entering into a pressurized potable water system. Backflow is possible when there is a cross-connection between potable and non-potable systems. In addition to testing and creating a results record for existing backflow protection components, you visit backflow protection installation sites to ensure that the new equipment functions properly and meets assembly standards.

What is the difference between Backflow Tester vs Backflow Prevention Installer?

AspectBackflow TesterBackflow Prevention Installer
CertificationsCross-Connection Control Tester Certification, State licensingBackflow Prevention Assembly Tester Certification, State licensing
Work EnvironmentInspecting and testing backflow prevention devices in various locationsInstalling and repairing backflow prevention devices on plumbing systems
Industry UsageTesting and certifying devices for complianceInstalling and maintaining devices in new or existing systems

Backflow Testers focus on inspecting and testing backflow prevention devices to ensure they function correctly, often requiring specific certifications. Backflow Prevention Installers are responsible for installing and repairing these devices. While both roles work within the same industry and may share certifications, their primary tasks differ: testing versus installation.

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

To thrive as a Backflow Tester, you need knowledge of plumbing systems, strong diagnostic abilities, and a backflow prevention certification, usually obtained through state or local licensing authorities. Familiarity with backflow testing equipment, reading technical schematics, and completing digital test reports are essential technical skills. Attention to detail, customer service orientation, and strong problem-solving abilities help you excel when working with clients and ensuring compliance. These skills and qualities are crucial for accurately identifying hazards, meeting regulatory standards, and protecting public health.
More about Backflow Tester jobs
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Backflow Tester jobs near you
Infographic showing various Backflow Tester job openings in California as of July 2026, with employment types broken down into 94% Full Time, 4% Part Time, 1% Temporary, and 1% Contract. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $45,803 per year, or $22 per hour.
Apprentice/Backflow Prevention Assembly Tester (BPAT)

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

Posted 24 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.