There are several openings currently for positions in translation, revision, editing and interpreting at various offices of the United Nations.
You wll find links below to the relevant application pages.
Locations include the Economic Commission for Latin America and the Caribbean in Santiago, the UN Office at New York, the UN Office at Geneva, the UN Office at Vienna, and the Office of the High Commissioner for Human Rights.
Reviser/Verbatim Reporter, Chinese
Reviser, Arabic (two positions)
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Disclaimer: The above is provided as a heads-up only. Please refer to the United Nations Careers website linked above for all information.