Sintayehu Hailu Sahle

Professional Summary

Ethiopian Senior Hydrogeologist and groundwater project professional with nearly eighteen years of progressive experience in hydrogeological investigation, groundwater potential assessment, groundwater flow modelling, deep-well drilling supervision, water supply project study and design, contract administration, and construction supervision. He currently serves with the Engineering Corporation of Oromia as a Contract Administration and Drilling Supervision Project Manager, leading and supporting major borehole drilling, groundwater modelling, water supply, irrigation, and production-well assignments for institutions including AAWSA, Gada Special Economic Zone, Oromia Water and Energy Bureau, Oromia Seed Enterprise, Addis Ababa Light Railway Transport Enterprise, and other public clients. His earlier work includes the Shinille groundwater resource evaluation, Ethiopia–Djibouti Transboundary Water Supply Project, Ada’a-Becho groundwater investigations, Kullen Valley groundwater-based irrigation, Charati–Dolo Odo water supply, and rural water works construction supervision. With an MSc in Hydrogeology, professional hydrogeologist competence certification, membership in Ethiopian and international hydrogeology associations, and extensive training in drilling, contract administration, FIDIC/PPA, quality assurance, water well rehabilitation, and project management, he represents a senior national expert in groundwater development and water supply infrastructure delivery.

Key Expertise

Major Projects and Contributions

• Contract Administration and Drilling Supervision Project Manager – Engineering Corporation of Oromia
  Serves as Project Manager for study, design, contract administration and drilling supervision assignments, including AAWSA Gelan Gura area water supply project, 15 boreholes of Addis Ababa pocket area drilling works, Addis Ababa Light Railway Transport Enterprise production wells at Kality and Ayat depots, Lideta Manufacturing College production well drilling, Gada Special Economic Zone site verification and groundwater flow modelling, Oromia Seed Enterprise test well drilling, Aji-Rophi-Alaba water supply production well drilling, Daro Labu water supply, Mio-Gasara-Ginnir water supply, ATi irrigation shallow wells, Mandi town water supply, Badesa and Awody production wells, Nakamte Integrated Agro-Industry Park water supply boreholes, and Herero State Farm groundwater-based irrigation.
• Gada Special Economic Zone Deep-Well Drilling and Groundwater Development
  Worked as Senior Hydrogeologist for drilling, construction and testing of four deep production wells for the Gada Special Economic Zone in Mojo Town area, Oromia Region, including borehole drilling supervision and contract administration for production well development.
• Groundwater Investigation for Dam-Based Water Supply Projects
  Conducted water source study, site selection, contract administration and drilling supervision for Finna Doroba and Hiriye Dams Water Supply Project in Eastern Hararghe Zone and Finna Alanga Dam / Ijaji Town Water Supply Project in West Shewa Zone, supporting resource identification for water supply purposes.
• Aji-Rophi-Alaba and Aroji Wado Water Supply Hydrogeological Studies
  Served as Senior Hydrogeologist for Aji-Rophi-Alaba Water Supply Project study and design in West Arsi Zone and Aroji Wado Town Water Supply Study in Kelem Wellega Zone, carrying out hydrogeological study work for water source identification and water supply development.
• Groundwater Potential Study for Irrigation Development of Five State Farms
  Worked on groundwater potential study for irrigation development of five state farms in West Arsi Zone for Oromia Seed Enterprise, providing hydrogeological investigation and resource identification for irrigation and agricultural water development.
• Shinille Groundwater Resource Evaluation and Assessment
  Served as Site Hydrogeologist for Shinille Groundwater Resource Evaluation and Assessment and test well drilling supervision work in Somali Region, including supervision of 17 deep wells for groundwater assessment and test-well purposes.
• Ethiopia–Djibouti Transboundary Water Supply Project
  Contributed as Site Hydrogeologist Supervisor on the Ethiopia–Djibouti Transboundary Water Supply Project in Somali Region, Shinille Zone, Adigala Woreda, supervising drilling of 28 deep wells for water supply purposes and supporting a major cross-border groundwater development initiative.
• Shinille Zone Test Well Drilling for Groundwater Assessment
  Supervised drilling of 10 boreholes in Shinille Zone for groundwater assessment under the Ministry of Agriculture, supporting groundwater potential evaluation and test-well development for water supply planning.
• Goro Bekeksa Test Well Drilling for Charati–Dolo Odo Water Supply
  Served as Site Hydrogeologist Supervisor for Goro Bekeksa test well drilling in Afder Zone for Charati–Dolo Odo water supply purposes, supervising multiple test wells for groundwater assessment and water supply development.
• Ada’a-Becho Groundwater Potential Assessment and Test Well Drilling
  Worked as Hydrogeologist, Project Coordinator and Superintendent on Ada’a-Becho test well drilling for groundwater potential assessment, coordinating and supervising drilling works from the contractor side and supporting groundwater development in the Ada’a and Becho plains.
• Professional Hydrogeologist Certification and Technical Capacity Development
  Holds Ethiopian Construction Authority competence certification as a Practicing Professional Hydrogeologist and has completed professional training in water well drilling techniques and drilling fluids, groundwater investigation and development, water well diagnosis and rehabilitation, contract administration and construction supervision, quality control and assurance, FIDIC/PPA contract administration, PMP exam preparation, health and safety, ethics, and communication management.
• Recognition for Best Performance at Engineering Corporation of Oromia
  Received recognition from Engineering Corporation of Oromia for best performance during the 2021/22 budget year, reflecting strong professional contribution, exemplary project performance, and trusted institutional service in hydrogeology and water infrastructure development.