Who is an editor and what do they do? The technical or language editor edits manuscripts from the point of view of language and style.
What are the activities of the editor? Takes manuscripts from authors and assesses their language and stylistic level and, according to the type of publication, also their literary or technical level and makes the necessary adjustments agreed in advance with the authors. Concludes contracts with authors, reviewers and translators.
Where is it done and under what conditions? In normal office premises.
What tools/equipment do they use? Information technology and other office supplies.
What do you need to succeed? You need a university education and a systematic approach to work.