Water Quality Testing × Career Path: Supervisor
3 jobs found.
Night Soil Processing Equipment Operator
This occupation involves operating and maintaining night soil processing equipment to safely and hygienically treat night soil.
Water Tank Cleaner
Workers who clean, inspect, and disinfect the interiors of tanks and reservoirs that store drinking water and similar substances to maintain water quality.
Eel Farming (yōman) Worker
Eel farming workers are specialized fisheries professionals responsible for raising eels from juveniles to shipment, handling water quality management, feeding, harvesting and sorting.