Subeditor
/ˈsʌbedɪtər/
Definition 1 of 1
Pro Tip 1/3Media Job
A subeditor works in publishing, especially newspapers and magazines, but also online media. 
She landed a job as a subeditor at an online news portal.
Pro Tip 2/3Precision Required
A subeditor must be detail-oriented to catch errors and ensure the highest quality of published content. 
Thanks to the vigilant subeditor, the typo was corrected before going to print.
Pro Tip 3/3Behind the Scenes
Subeditors usually work behind the scenes and are not bylined, unlike writers or reporters. 
The subeditor worked diligently on the article, though her name wouldn't appear in it.