media planner

US /ˈmiː.di.ə ˌplæn.ər/
UK /ˈmiː.di.ə ˌplæn.ər/
"media planner" picture
1.

a person whose job is to decide where and when advertisements should be placed to reach the target audience effectively

:
The media planner recommended placing ads on social media and prime-time TV.
A good media planner understands audience demographics and media consumption habits.