Government Job Vacancies in Sri Lanka / National Water Supply and Drainage Board Job VacanciesEngineer (Civil / Electrical / Mechanical), Quantity Surveyor, Sociologist, Engineering Assistant (Civil / Electrical / Mechanical) – National Water Supply and Drainage Board March 11, 2021October 10, 2021 Closing Date – 2021-March-20 Here you can see the Sinhala Advertisement… ad-si-20210307-2 Here you can see the English Advertisement… ad1-en-20210307-2 Official Website Advertisement Preview ad2-en-20210307-2 Sinhala AdvertisementDownloadEnglish Advertisement 1DownloadEnglish Advertisement 2DownloadModel ApplicationDownloadSource – Silumina (2021.03.07) | Sunday Observer (2021.03.07)