“It is easy to imagine that Egypt had a “construction class” with it’s own form of engineers, project managers, and acquisitions specialists. “
Yes, you are correct. They were called “masons”. Term masons actually dates back to the 9th grandson of Adam - when his father divided his tribe into builders and those that supported the builders when the first city in the bible was built.
They taught geometry to the Egyptians - initially because during the raining season plots of land were flooded and markers were lost so a system of geometry was provided so when the new planting season was started every owner knew where there land started and stopped.
When did they start hating Catholics?