Water Quality Officer, Water Quality Assistant, Engineering Assistant (Civil), Technical Assistant, Draftsman – Mahaweli Authority of Sri Lanka June 27, 2020December 15, 2024 Applications.lkClosing Date – 2020-July-10Sinhala AdvertisementDownloadEnglish AdvertisementDownloadModel ApplicationDownloadSource – Dinamina (2020.06.27) | Daily News (2020.06.27)