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Careers in San Antonio, TX

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Wastewater Technician (Range I-IV)

San Antonio Water System

San Antonio Water System

San Antonio, TX, USA
Posted on Nov 15, 2025

Job Description

JOB SUMMARY

The Wastewater Technician I position is a progressive experience position responsible for monitoring equipment, operating equipment, recording data, collecting samples, and system process control, in compliance with regulatory agency guidelines.
The Wastewater Technician II position has intermediate level responsibilities for monitoring equipment, operating equipment, recording data, collecting samples, and system process control in compliance with regulatory agency guidelines.

The Wastewater Technician III is an intermediate to advanced level position responsible for monitoring equipment, operating equipment, recording data, collecting samples, and system process control in compliance with regulatory agency guidelines.

The Senior Wastewater Technician supervises a crew responsible for overseeing, monitoring, and operating one of the San Antonio Water System’s three Water Recycling Centers, ensuring compliance with the discharge permit and meeting other operational goals.

ESSENTIAL FUNCTIONS
Wastewater Technician I: Click here for full job description.
Wastewater Technician II: Click here for full job description.
Wastewater Technician III: Click here for full job description.
Senior Wastewater Technician: Click here for full job description.

DECISION MAKING
Wastewater Technician I:
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Wastewater Technician II:
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Wastewater Technician III:
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Senior Wastewater Technician:
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MINIMUM REQUIREMENTS
Wastewater Technician I: Click here for full job description.
Wastewater Technician II: Click here for full job description.
Wastewater Technician III: Click here for full job description.
Senior Wastewater Technician: Click here for full job description.

PREFERRED QUALIFICATIONS
Wastewater Technician I: Click here for full job description.
Wastewater Technician II: Click here for full job description.
Wastewater Technician III: Click here for full job description.
Senior Wastewater Technician: Click here for full job description.

JOB DIMENSIONS
Wastewater Technician I: Click here for full job description.
Wastewater Technician II: Click here for full job description.
Wastewater Technician III: Click here for full job description.
Senior Wastewater Technician: Click here for full job description.

PHYSICAL DEMANDS AND WORKING CONDITIONS
Wastewater Technician I: Click here for full job description.
Wastewater Technician II: Click here for full job description.
Wastewater Technician III: Click here for full job description.
Senior Wastewater Technician: Click here for full job description.