Graphic Designer - Specialising in setting up print ready artwork

Needing a graphic designer who is available on short notice to set up print ready artwork.
Must have experience and knowledge with Australian printing requirements.
Artwork will already be created, but will need to be edited to suit printing requirements - which will be given when the job comes up.
Examples of work that may need to be set up for printing - presentation folders, cards, booklets. ebooks etc.