https://en.wikipedia.org/wiki/Dutch_Golden_Age Read the section on social structure (pre 18th century)
Then consider the role of the clergy in the Middle Ages, and say nothing of Rome and large bureaucracy (Roman engineering alone).
On top of this you need to ignore very large bureaucracies and trading networks in Asia to go far with your narrative (Persian, Turkish, Mongol, Indian and Chinese).
There were a good deal of powerful nerds before the 1700s.