SMMA Media Buyer 300 Monthly

Looking for a Media Buyer to help out my new marketing agency. I need someone who creates ad campaigns and manages them on Facebook I would also need you to be able to then sign the people interested in the companies we are promoting. I know this isn't the best explanation but this youtube video below is what I would need you to do.
https://www.youtube.com/watch?v=arAQBM_uoII&t=783s