• Support ESC and local authorities in preparing a technically sound, environmentally sustainable, and forward-looking preliminary master plan for urban sanitation and drainage.
• This will provide a reliable basis for improving wastewater and stormwater management systems in Senmonorom City.

• Conduct accurate ground and aerial (UAV) surveys within the designated priority area (~100 ha) and perform field reconnaissance across all 14 villages; Produce a verified, georeferenced topographic dataset (X, Y, Z) with Digital Terrain Model (DTM) and contour maps at appropriate intervals; Update the CWIS Settlement Typology Map by classifying all areas of the city into the five settlement types defined in the CWIS Plan, verified through field observation and spatial analysis; Map and document existing sanitation and drainage infrastructure, identifying service coverage, gaps, and unsafe discharge points; Develop a preliminary master plan integrating topography, existing infrastructure, settlement types, and future CWIS infrastructure requirements; Deliver all spatial data in formats compatible with AutoCAD and open-source GIS platforms, to be handed over to Senmonorom City Administration / OPWTSEP.
• Responsible for Mobilization and Demobilization, Ground Survey Works, Aerial Survey and Mapping, Data Processing and Analysis, and Preliminary Master Plan Development.

Minimum 5 years of relevant experience in surveying and engineering-related work Experience in at least two similar projects Access to modern survey equipment (Total Station, GPS, UAV/Drone) Qualified technical team (surveyors/engineers) Strong skills in AutoCAD, GIS, SketchUp, or similar tools Proven ability to produce high-quality technical reports