GSMB Technical Services (PVT) Ltd Vacancies / Ministry of Mahaweli Development and Environment VacanciesInternal Auditor – GSMB Technical Services (PVT) Ltd 2019 May 30, 2019July 22, 2019 Closing Date – 2019-June-10 Advertisement English Edition Preview Download Advertisement (English Edition) Instructions to Candidates Contact Numbers : 011-2886289 Source – Sunday Observer (2019.05.26)