Government Job Vacancies in Sri Lanka / National Gem and Jewellery Authority Job VacanciesMining Engineer (Contract Basis) – National Gem and Jewellery Authority October 16, 2021October 16, 2021 Closing Date – 2021-10-30 Here you can see the English Advertisement… ad-en-20211016-1 English AdvertisementDownloadModel ApplicationDownloadSource – Daily News (2021.10.16)