A senior media buyer is a real salary plus benefits plus the months before they are productive. That cost is fixed whether your book grows or shrinks.
Neither option is universally right. This is where each one tends to break.
We would rather you pick correctly than pick us.
If your volume is steady, predictable, and concentrated in one channel, the economics can favour it. Consistency is worth a lot.
If your book is uneven, multi-channel, or growing faster than you can hire, capacity you can turn up and down is worth more than a fixed team.
Plenty of agencies keep strategy and client relationships in-house and push execution out. That is the most common arrangement we run.
Send the shape of your book — how many accounts, which channels, where it hurts. We’ll come back with what the console would look like for you.