Joy S.

Experience

• Machanical engineer PT. Sauhbahtera Samudera · Full-time Nov 2024 – Present 1 yrs 10 mos Serang, Serang City, Banten, Indonesia Responsible for engineering and management of industrial clean water distribution systems, including pipeline planning, mapping, hydraulic analysis, field verification, and mechanical maintenance.
  
  Develop and review water distribution and piping drawings using AutoCAD.
  Perform hydraulic modeling and flow/pressure analysis using EPANET to evaluate pipeline network performance.
  Conduct water utility asset and pipeline mapping using QGIS, including customer and distribution network data.
  Use mWater for water utility field data collection, customer surveys, asset mapping, and infrastructure monitoring.
  Analyze field data, flowmeter readings, pressure measurements, and network performance to identify operational issues.
  Conduct field inspections, pipeline verification, corrective maintenance, and troubleshooting of mechanical equipment and instrumentation.
  Prepare technical drawings, engineering reports, network documentation, and recommendations for water distribution system improvements.
• Consultant Engineer Independent Consultant Engineer · Contract Dec 2023 – Nov 2024 11 mos Indonesia Worked as an independent engineering consultant on water utility projects across Indonesia, focusing on water distribution systems, pipeline planning, hydraulic analysis, NRW reduction, and field data management.
  
  Designed and analyzed water distribution networks using EPANET, including flow, pressure, and hydraulic performance analysis.
  Developed and reviewed AutoCAD drawings for water distribution pipelines, network layouts, and infrastructure planning.
  Used QGIS for customer mapping, pipeline and utility asset mapping, DMA planning, and spatial analysis.
  Used mWater for field surveys, customer data collection, infrastructure mapping, and water utility data management.
  Conducted field surveys and verification of pipelines, valves, flowmeters, pressure points, and other distribution assets.
  Supported DMA planning and validation, leakage identification, and NRW reduction programs.
  Analyzed flow and pressure data to identify network problems and develop technical recommendations.
  Prepared technical reports, engineering documentation, network maps, and project deliverables for water utility clients.
  Worked directly with PDAM/Perumda Air Minum teams to evaluate operational conditions and develop practical improvements for water distribution systems.