GSMB Technical Services (PVT) Ltd Vacancies / Ministry of Mahaweli Development and Environment VacanciesHuman Resources Manager, Marketing and Planning Manager, Accountant, Internal Auditor – GSMB Technical Services (PVT) Ltd 2019 July 22, 2019July 26, 2019 Advertisement is Cancelled ! Advertisement English Edition Preview Download Advertisement (English Edition) Instructions to Candidates Contact Numbers : 011-2886289 Source – Sunday Observer (2019.07.21)