Ministry of City Planning, Water Supply and Higher Education Vacancies / National Water Supply and Drainage Board Job VacanciesHuman Resources Officer (Investigation) Class III – National Water Supply and Drainage Board 2019 February 21, 2019 Closing Date – 2019-March-04 Advertisement English Edition Preview Download Advertisement (English Edition) Download Model Application (Sinhala / English Edition) Instructions to Candidates Contact Numbers : 011-2638999 / 011-2611589 Email – [email protected] Source – Sunday Observer (2019.02.17)