The correlative is the employment section. Businesses of a certain size or having the need for key experts to work on each aspect are going to need employees.
Nowadays there's Seek and Monster but for many years it was the paper that, if you were out of work, you would collect and circle likely possibilities.
Magazines tend to keep out of the Job Wanted listings. Some trade journals find it expeditious to advertise positions relevant to their demographic. Academic journals advertise for careers in that sector or field of expertise.
Newsletters will advertise jobs if it is in the nature of their readership.