Numerical & Quantitative Analysis × Keywords: Sewage Treatment

2 matching jobs found.

Anti-Pollution Membrane Manufacturing Worker (Silt Fence)

Specialized technical job manufacturing anti-pollution membranes such as silt fences used at civil engineering construction sites. Handles material cutting, welding, inspection, winding, and packaging.

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.