Chief Engineer (Civil), Engineer (Civil), Engineering Assistant (Civil) – National Water Supply & Drainage BoardApril 2, 2018 Closing Date: 2018-04-25Sinhala EditionNational Water Supply & Drainage Board Source: Sunday Observer (2018.04.01)Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on WhatsApp (Opens in new window) WhatsApp Click to share on Telegram (Opens in new window) Telegram Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn More Click to email a link to a friend (Opens in new window) Email