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Backflow Testing Jobs in California (NOW HIRING)

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Plumber/Laborer

San Diego, CA · On-site

$54.66 - $74.43/hr

... pumps, backflow preventers, and specialty plumbing equipment. * Perform underground plumbing installations, above-ground piping, rough-in, top-out, finish work, pressure testing, and system ...

Water Quality Specialist

Brea, CA · On-site

$74K - $94K/yr

Possession of a Backflow Prevention Device Tester Certification issued by the Orange County Health Care Agency or equivalent must be acquired prior to the completion of one year of employment.

... backflow preventers, fire hydrants, and fire pumps * Perform fire sprinkler, fire pump and other water-based equipment inspections and testing * Properly document deficiencies/impairments noted ...

DESCRIPTION Under supervision, responsible for safe operation, testing, calibrating, trouble ... Backflow certification. * Medical Gas Certification. * Healthcare environment experience. * General ...

DESCRIPTION Under supervision, responsible for safe operation, testing, calibrating, trouble ... Backflow certification. * Medical Gas Certification. * Healthcare environment experience. * General ...

Commercial Plumber

Oakland, CA · On-site

$30 - $40/hr

Familiarity with backflow prevention and testing procedures. * Previous experience working in restaurant maintenance or facilities management. * Familiarity with HVAC systems related to plumbing.

Commercial Plumber

Oakland, CA · On-site

$30 - $40/hr

Familiarity with backflow prevention and testing procedures. * Previous experience working in restaurant maintenance or facilities management. * Familiarity with HVAC systems related to plumbing.

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Backflow Testing information

See California salary details

$17

$27

$38

How much do backflow testing jobs pay per hour?

As of Jul 22, 2026, the average hourly pay for backflow testing in California is $27.91, according to ZipRecruiter salary data. Most workers in this role earn between $23.94 and $30.82 per hour, depending on experience, location, and employer.

How to get into backflow testing?

To become a backflow tester, you typically need to complete a state-approved training program and obtain a certification or license, which demonstrates knowledge of plumbing codes and backflow prevention devices. Gaining experience with plumbing tools and systems is also beneficial, and some states require ongoing education to maintain certification. Employment often involves working for plumbing or water utility companies, with a focus on safety and technical skills.

How hard is it to get your backflow certification?

Obtaining a backflow testing certification typically involves completing a state-approved training course, passing a written exam, and gaining practical experience. The process can take several weeks to months depending on the program and scheduling, and maintaining certification often requires ongoing education. Having technical skills and familiarity with plumbing systems is also beneficial.

Is backflow certification worth it?

Backflow testing professionals often pursue certification to demonstrate their knowledge of plumbing codes and safety standards, which can improve job prospects and credibility. Certification may be required by local regulations and helps ensure proper testing and maintenance of backflow prevention devices. Having certification can lead to higher earning potential and more job opportunities in the field.

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 test. The job often requires certification and knowledge of local plumbing codes, with opportunities for overtime and additional pay for specialized skills.

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

AspectBackflow TestingBackflow Prevention Installer
CertificationsCross-Connection Control Tester CertificationBackflow Prevention Assembly Certification
Work EnvironmentInspecting and testing backflow prevention devicesInstalling and repairing backflow prevention devices
Industry UsagePerformed by licensed testers to ensure device functionalityPerforms installation and maintenance of backflow preventers

Backflow Testing involves inspecting and testing existing backflow prevention devices to ensure they function correctly, while Backflow Prevention Installers focus on installing and maintaining these devices. Both roles require specific certifications and work closely within the same industry to protect water quality.

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 a solid understanding of plumbing systems, water safety regulations, and typically a certification in backflow prevention testing. Familiarity with backflow testing equipment, digital reporting tools, and knowledge of local codes are essential for accurate inspections. Attention to detail, problem-solving ability, and strong communication skills help ensure issues are correctly identified and explained to clients. These skills and qualifications are crucial to maintain public health, comply with legal requirements, and build trust with customers.

What is backflow testing?

Backflow testing is the process of checking a plumbing system’s backflow prevention device to ensure it is functioning correctly and preventing contaminated water from flowing back into the clean water supply. This is crucial for maintaining water safety in residential, commercial, and industrial settings. Certified professionals use specialized equipment to test the device, and most local regulations require annual testing to comply with health standards. Regular backflow testing helps protect public health by preventing cross-contamination of drinking water.

What are some of the most common challenges faced by backflow testers in the field?

Backflow testers often encounter challenges such as accessing hard-to-reach or poorly maintained backflow prevention devices, which can be located in confined spaces, underground, or exposed to the elements. Weather conditions and equipment malfunctions can also impact the accuracy and safety of tests. Additionally, testers must frequently coordinate with property owners or facility managers to schedule inspections and ensure compliance with local regulations. Strong problem-solving skills and adaptability are essential for overcoming these obstacles and maintaining high standards of safety and service.
What cities in California are hiring for Backflow Testing jobs? Cities in California with the most Backflow Testing job openings:
Infographic showing various Backflow Testing job openings in California as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $58,050 per year, or $27.9 per hour.
Lead Water Distribution and Collection Specialist

Lead Water Distribution and Collection Specialist

San Jose State University

San Jose, CA • On-site

Other

Posted 15 days ago


Job description

Job Summary

Under general supervision, the Lead Water Distribution and Collection Specialist performs the full range of skilled, journey-level plumbing work involved in the installation, maintenance, modification, inspection, and repair of mechanical plumbing systems and fixtures related to water, gas, oil, steam, sewage, fire prevention, and refrigeration systems including automated systems. The position provides lead work direction to skilled, semi-skilled, and unskilled workers in the plumbing trade and ensures work meets safety, compliance, and operational standards.

The incumbent's primary responsibility is leading potable and recycled water distribution and collection system operations across campus, including monitoring, testing, and chemically treating water systems to maintain quality and compliance. The role includes performing backflow prevention device testing, cross-connection control, and ensuring regulatory adherence through documentation and preventive maintenance activities.

Additional duties include estimating labor and materials for plumbing projects, maintaining shop tools and equipment, inspecting contractor work, using computerized maintenance systems for record-keeping, and ensuring work meets applicable codes and standards. The incumbent collaborates closely with other trades within Facilities Development and Operations to maintain the reliability and safety of the university's utility systems.

Key Responsibilities

  • Provide lead work direction to skilled, semi-skilled, and unskilled staff in plumbing and water distribution operations; assign, monitor, and inspect work for compliance with codes, standards, and safety requirements
  • Perform the full range of skilled plumbing work, including installation, modification, repair, and maintenance of mechanical plumbing systems for water, gas, oil, steam, condensate, sewage, fire prevention, and refrigeration
  • Lead and perform maintenance, testing, and repair of potable and recycled water systems; monitor, test, and chemically treat water to maintain compliance with health and safety standards
  • Conduct backflow device testing, recordkeeping, and maintenance; perform recycled and potable water cross-connection testing and corrective actions per regulatory standards
  • Perform routine inspections, troubleshoot plumbing systems, and complete repairs to ensure reliability and water quality
  • Estimate cost, labor, and materials; coordinate with other trades and contractors to ensure efficient and compliant project execution
  • Follow established safety procedures, maintain required certifications, and ensure adherence to Cal/OSHA, state plumbing codes, and university safety policies
  • Maintain detailed maintenance and testing records, document as-built changes, and prepare standard reports using computerized maintenance management systems (CMMS)
  • Communicate effectively with campus constituents to address plumbing service needs and ensure timely resolution of issues

Knowledge, Skills & Abilities

  • Thorough knowledge of the methods, materials, tools, and equipment used in the plumbing trade and water distribution systems
  • Working knowledge of effective supervisory and work coordination practices
  • Thorough understanding of applicable state and federal health and safety codes, including California State Plumbing Code and Division of Industrial Safety orders
  • Ability to lead, instruct, and coordinate the work of a small crew
  • Ability to read, interpret, and work from blueprints, plans, and specifications
  • Skill in estimating time, materials, and labor for plumbing projects
  • Ability to maintain records and prepare standard and complex reports
  • Strong problem-solving and troubleshooting skills with the ability to analyze and respond appropriately to emergency situations
  • Ability to operate and maintain a variety of hand and power tools, testing instruments, and water treatment equipment
  • Proficiency with computerized maintenance management and building automation systems
  • Strong interpersonal and communication skills; ability to foster a positive, respectful, and customer-focused work environment
  • Ability to take initiative, organize and prioritize work effectively, and meet deadlines with minimal supervision
  • Commitment to workplace safety, sustainability, and continuous improvement

Required Qualifications

  • These abilities normally would be acquired through any combination of progressively responsible training and experience which demonstrates achievement journey-level skills equivalent to that acquired through completion of a standard plumber's apprenticeship program
  • One to two years of experience as a journey-level plumber that included work coordination responsibilities
  • Possession of a valid California Driver's License and driving record that allows for the operation of any vehicle or equipment required for the position

License

A valid driver's license is required for this position. Out of state candidates selected for the position must obtain a State of California driver's license within 10 days of hire in accordance with the California Department of Motor Vehicles regulations.

Once hired the employee must successfully complete the Defensive Driver Training Program provided by the State of California for California State University campuses.

Preferred Qualifications

  • Possession of backflow prevention assembly testing credential
  • Possession of cross-connection specialist credential
  • Possession of Water Distribution or Treatment Operator credential (Grade 2 minimum)
  • Experience leading groups of skilled, semi-skilled and unskilled trades people
  • Experience with a public water system (PWS)

Compensation

Classification: Lead Plumber
Anticipated Hiring Range: $7,551/month - $8,014/month (Step 7 - Step 10)
CSU Salary Range: $ 6,705/month - $ 9,768/month (Step 1 - Step 20)
San Jose State University offers employees a comprehensive benefits package typically worth 30-35% of your base salary. For more information on programs available, please see the Employee Benefits Summary.

Application Procedure

Click Apply Now to complete the SJSU Online Employment Application and attach the following documents:

  • Resume
  • Letter of Interest

This position is open until filled.

Work Schedule

Selected candidates will be placed in one of the following shifts based on operational needs.
Monday - Friday, 7:30 a.m. to 4:00 p.m.

Contact Information

University Personnel
jobs@sjsu.edu
408-924-2252

CSU Vaccination Policy

The CSU strongly recommends that all individuals who access any in-person program or activity (on- or off-campus) operated or controlled by the University follow COVID-19 vaccine recommendations adopted by the U.S. Centers for Disease Control and Prevention (CDC) and the California Department of Public Health (CDPH) applicable to their age, medical condition, and other relevant indications and comply with other safety measures established by each campus. The system wide policy can be found at https://calstate.policystat.com/policy/9779821/latest/ and questions may be sent to jobs@sjsu.edu.

Additional Information

Satisfactory completion of a background check (including a criminal records check) is required for employment. SJSU will issue a contingent offer of employment to the selected candidate, which may be rescinded if the background check reveals disqualifying information, and/or it is discovered that the candidate knowingly withheld or falsified information. Failure to satisfactorily complete the background check may affect the continued employment of a current CSU employee who was offered the position on a contingent basis.
The standard background check includes: criminal check, employment and education verification. Depending on the position, a motor vehicle and/or credit check may be required. All background checks are conducted through the university's third party vendor, Accurate Background. Some positions may also require fingerprinting. SJSU will pay all costs associated with this procedure. Evidence of required degree(s) or certification(s) will be required at time of hire.
SJSU IS NOT A SPONSORING AGENCY FOR STAFF OR MANAGEMENT POSITIONS. (e.g. H1-B VISAS)
All San Jose State University employees are considered mandated reporters under the California Child Abuse and Neglect Reporting Act and are required to comply with the requirements set forth in CSU Executive Order 1083 as a condition of employment. Incumbent is also required to promptly report any knowledge of a possible Title IX related incident to the Title IX Office or report any discrimination, harassment, and/or retaliation to the Office of Equal Opportunity.

Jeanne Clery Disclosure of Campus Security Policy and Crime Statistics Act and Campus Housing Fire Safety Notification:

Pursuant to the Jeanne Clery Disclosure of Campus Security Policy and Campus Crime Statistics Act, the Annual Security Report (ASR) is also now available for viewing at https://www.sjsu.edu/clery/docs/SJSU-Annual-Security-Report.pdf. The ASR contains the current security and safety-related policy statements, emergency preparedness and evacuation information, crime prevention and Sexual Assault prevention information, and information about drug and alcohol prevention programming. The ASR also contains statistics of Clery crimes for San Jose State University locations for the three most recent calendar years. A paper copy of the ASR is available upon request by contacting the Office of the Clery Director by phone at 408-924-1501 or by email at clerycompliance@sjsu.edu.

Pursuant to the Higher Education Opportunity Act, the Annual Fire Safety Report (AFSR) is also available for viewing at https://www.sjsu.edu/clery/docs/SJSU-Annual-Fire-Safety-Report.pdf. The purpose of this report is to disclose statistics for fires that occurred within SJSU on-campus housing facilities for the three most recent calendar years, and to distribute fire safety policies and procedures intended to promote safety on Campus. A paper copy of the AFSR is available upon request by contacting the Housing Office by phone at 408-795-5600 or by email at uhs-frontdesk@sjsu.edu.

Campus Security Authority - In accordance with the Jeanne Clery Disclosure of Campus Security Policy and Campus Crime Statistics Act (Clery Act) and CSU systemwide policy, this position is subject to ongoing review for designation as a Campus Security Authority. Individuals that are designated as Campus Security Authorities are required to immediately report Clery incidents to the institution and complete Clery Act training as determined by the university Clery Director.

Equal Employment Statement

San Jose State University is an equal opportunity employer. The university prohibits discrimination based on age, ancestry, caste, color, disability, ethnicity, gender, gender expression, gender identity, genetic information, marital status, medical condition, military status, nationality, race, religion, religious creed, sex, sexual orientation, sex stereotype, and veteran status. This policy applies to all San Jose State University students, faculty, and staff, as well as university programs and activities. Title IX of the Education Amendments of 1972, and certain other federal and state laws, prohibit discrimination on the basis of sex in all education programs and activities operated by the university (both on and off campus). Reasonable accommodation is made for applicants with disabilities who self-disclose. San Jose State University employees are considered mandated reporters under the California Child Abuse and Neglect Reporting Act and are required to comply with the requirements set forth in CSU Executive Order 1083 as a condition of employment.