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Overview
Wastewater treatment operators run equipment in water or wastewater plants, monitor treatment processes, remove harmful substances and check water quality through samples and tests.
In job descriptions, look for pumps, disinfection equipment, water chemistry, sample collection, pollutant testing, sludge handling, control systems, equipment maintenance and plant logs.
Explore this occupation
Search jobsWhat the work can involve
Wastewater treatment operators keep plant equipment and treatment processes running. Work can include monitoring pumps and control systems, using disinfection equipment, collecting samples, testing water chemistry and recording operating results.
Skills and specializations
Useful depth includes water chemistry analysis, pollutant testing, sample preparation, sludge handling, pump operation, water-treatment equipment maintenance and control of specified water characteristics.
Salary context
Compare roles by plant size, shift pattern, process responsibility, sample-testing duties, maintenance scope and whether the operator adjusts controls or mainly follows set routines.
Career paths
Experience can lead toward senior plant operation, maintenance coordination, water-quality testing, process control or supervisory work in water and wastewater facilities.
Good to know
Read vacancies for the equipment named, sampling frequency, control-room duties, maintenance expectations, protective gear and documentation. Clear adverts separate plant operation from engineering design or laboratory-only work.
Editorial note
This guide is editorial career context, not official labour-market statistics or role-specific pay data.
Map overview
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O*NET relationships
See occupations connected to this ESCO occupation in the official O*NET–ESCO mapping. The relationship type comes from the source and is not a ranking or recommendation.
O*NET relationships: 1
Water and Wastewater Treatment Plant and System Operators
51-8031.00
O*NET occupation is broader
The O*NET occupation covers a broader field of work than this ESCO occupation.
Open in O*NETSource and method
These relationships come from the official European Commission O*NET–ESCO crosswalk.
Relationship direction: O*NET occupation to ESCO occupation.
Several O*NET occupations can point to the same ESCO occupation, and one O*NET occupation can point to several ESCO occupations.
AltoTrail preserves the source relationship type. The order is technical and does not show which occupation is best, most relevant or recommended.
AltoTrail validates and presents the source relationships without adding ranking or recommendation semantics.
Alternative labels
wastewater safety operative
wastewater treatment system worker
wastewater treatment plant operative
drinking water treatment system operative
wastewater quality tester
drinking water treatment system worker
water treatment system operative
drinking water treatment system operator
wastewater treatment plant worker
wastewater quality operative
wastewater safety tester
Occupation group
Incinerator and water treatment plant operators (3132)
Source facts
| ESCO URI | http://data.europa.eu/esco/occupation/d43e9693-7087-412c-b54c-e9068012630a |
|---|---|
| ESCO code | 3132.4 |
| ISCO group | 3132 |
| Concept type | Occupation |