Cross Connection Control Investigator

Salary : $65,351.40 - $76,638.96 Annually
Location : Compton, CA
Job Type: Full-Time
Job Number: 25-26:26
Department: Water
Opening Date: 11/13/2025
Closing Date: Continuous

GENERAL PURPOSE
Under general supervision of the Water Production and Distribution Supervisor, tests, maintains and repairs City owned cross-connection (backflow prevention) assemblies, inspects new services and oversees annual cross-connection testing to ensure the safety of the public water system; and performs other related duties.

SUPERVISION RECEIVED/EXERCISED

Works under the general supervision of the Water Production and Distribution Supervisor; does not exercise supervisory responsibility.
PRIMARY DUTIES AND RESPONSIBILITIES
The following essential functions are those that are critical, integral, necessary, crucial, primary and fundamental to the job. Incumbents who possess the requisite skill, experience, education, and other job-related requirements of a position are expected to perform the essential functions of the job with or without a reasonable accommodation.
The following duties ARE NOT intended to serve as a comprehensive list of all duties performed by all employees in this classification, only a representative summary of the primary duties and responsibilities. Incumbent(s) may not be required to perform all duties listed and may be required to perform additional, position-specific duties.

• Tests, maintains and repairs all City owned backflow assemblies to ensure proper functioning; inspects and tests backflow devices annually to ensure they are functional to protect the public water system.
• Inspects and connects all new services to ensure proper installation; collects bacteria samples, checks chlorine residual and conducts pressure, leakage, sterilization and flushing test procedures at various water main construction sites.
• Inspects consumer premises for cross-connections, performs cross-connection surveys; answers and resolves questions from contractors regarding backflow assemblies.
• Maintains records and logs of inspection services performed including record of all backflow devices; mails test notice and list of certified backflow testers to customers, follows-up to ensure that tests are completed and records results.
• Reviews, investigates and responds to work requests and complaints.
• Responds to requests for information; provides information to other supervisors or managers and organizations; research issues and recommends solutions.
• Coordinates division activities with those in other departments, outside agencies and organizations; provides technical assistance as necessary.
• Stays abreast of new trends and innovations in the field of backflow prevention.
• Performs related duties and responsibilities as assigned.

MINIMUM QUALIFICATIONS
Education and Experience:

Possession of a High School diploma, G.E.D. or equivalent; AND minimum three (3) years of experience in a water utility; OR an equivalent combination of education and experience.
Required Licenses or Certifications:

• Must possess a valid California Class C Driver's License.
• Possession of a Grade I Water Treatment and Grade II Water Distribution Certification issued by the State Water Resources Control Board.
• Possession of a Los Angeles County Certified Backflow Tester or American Water Works Association (AWWA) Backflow Tester Certification is required. A Los Angeles County Certified Backflow Tester certification will be required to be obtained within 12 months of employment.
• University of Southern California Foundation for Cross Connection Control and Hydraulic Research Cross Connection Control Specialist Certification or AWWA Cross Connection Specialist Certification is desirable.

Required Knowledge of:

• City organization, operations, policies and procedures.
• Principles and practices of water distribution and cross-connection prevention system construction, maintenance, repair and safety practices including equipment related maintenance.
• State and federal environmental protection codes and regulations;
  Cal OSHA regulations.
• City Code, City Ordinances and Standard Operating Manual, personnel policies and procedures, and applicable Memoranda of Understanding.
• Proper installation of backflow devices.
• Common hand and power tools.
• Basic preventive maintenance on assigned equipment.

Required Skill in:

• Establishing and maintaining effective working relationships with staff, City departments, elected officials, regulatory agencies, contractors, local businesses, and the general public.
• Interpreting water cross-connection standards, safety codes, and City policies and procedures.
• Inspecting and testing backflow devices.
• Maintaining inspection records.
• Operates simple plumbing tools, test gauge and other hand tools to test and repair backflow prevention devices.
• Reads, understands, and complies with the City's Safety Manual; has proper knowledge of the use of power operated and hand tools and safety gear; attends and may be responsible for initiating safety meetings as required; reports all accidents,…