Wastewater Treatment Operator -V

Position: Wastewater Treatment Operator I-V

Wastewater Treatment Operator I-V

Join to apply for the Wastewater Treatment Operator I-V role at San Antonio River Authority.

San Antonio River Authority provided pay range

This range is provided by San Antonio River Authority. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$38,749.00/yr - $59,008.00/yr

Job Closes: 1/18/2026

General Summary

Monitors, operates, and maintains wastewater infrastructure using unskilled manual labor. Assists with general maintenance tasks. Inspects and maintains equipment. Collects wastewater samples. Responds to emergencies.

Safety (required)

Safety is #1 at the River Authority: We expect every employee: to
1) Strictly follow safety policies, rules, and safe work methods.
2) Promptly correct or report safety hazards or unsafe conditions. Immediately report injuries for prompt diagnosis and treatment.
3) Make regular suggestions for safety process improvements to support continuous safety improvement.

Essential Duties & Responsibilities

• Operates equipment and performs preventive maintenance and repairs on sewage treatment plant equipment. Removes stoppages and clears refuse from sewage treatment plants. Performs routine visual checks on equipment and listens for unusual noises or vibrations.
• Collects wastewater samples and runs DO, CL2 residual, PH, settleable solids and preliminary analytical tests. Calculates and posts analytical results in accordance with Wastewater Treatment Plant laboratory operating procedures and presents written or verbal interpretation. Oversees laboratory hygiene.
• Assists in the calibration of flow measuring meters.
• Operates River Authority vehicles, tractors, power tools, gasoline mowers, and a variety of hand tools. Conducts daily maintenance checks of fluid levels.
• Assists operators in monitoring and maintaining Ultraviolet systems.
• Cleans water supply filters.
• Keeps grounds clean by picking up trash and debris.
• Responds to wastewater plant and contract plant emergencies.
• Performs related work as required.

Supervisory Requirements

This position does not directly supervise any employees.

Minimum Qualifications Required

Education and Experience

• High School diploma or G.E.D. equivalency and less than one year of progressively responsible experience in wastewater operations; or a combination of experience and education that results in the required knowledge, skills, and abilities.
• Qualified candidates that possess a valid Class “D” Wastewater Operator License at the time of hire and have one (1) year of relevant experience, may qualify for Treatment Technician II.
• Qualified candidates that possess a valid Class “C” Wastewater Operator License at the time of hire and have two (2) years of relevant experience, may qualify for Treatment Technician III.
• Qualified candidates that possess a valid Class “B” Wastewater Operator License at the time of hire and have three (3) years of relevant experience, may qualify for Treatment Technician IV.
• Qualified candidates that possess a valid Class “A” Wastewater Operator License at the time of hire and have five (5) years of relevant experience, may qualify for Treatment Technician V.

Required Licenses or Certifications

• Must obtain a Class “D” Wastewater Certificate within one (1) year of employment.
• Must have and maintain a valid driver’s license and an insurable driving record.

Competencies for Successful Performance of

Job Duties

Knowledge of:

• Microsoft Office
• Wastewater regulations
• Processing procedures for water samples
• Total Solids and Total Suspended Solids procedures
• Chain of custody procedures for water samples

Skills and Abilities:

• Reading and understanding Safety Data Sheets
• Communicating orally and in writing
• Cleaning and maintaining laboratory equipment
• Swimming ability
• Analyzing and interpreting documents, instruction manuals, policies, and procedures
• Must be able to function in a principle-based organization that has a culture built on character and SARA Core Values of Stewardship, Integrity, and Excellence.

San Antonio River Authority is an Equal Opportunity/Affirmative Action/Pro Disabled and Veteran Employer. We welcome differences in the form of gender, race, ethnicity, disability, geography, socioeconomic status, age, politics, religion, philosophy, sexual orientation, or gender identity.

Seniority level

Entry level

Employment type

Full‑time

Job function

Science and Quality Assurance

Industries

Utilities and Utilities Administration

Benefits (inferred from the description for this job)

• Medical insurance
• Vision insurance
• 401(k)
• Paid maternity leave
• Paid paternity leave
• Tuition assistance
• Disability insurance

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