The scary part is not that he wants a civilian national security force (heck, that phrase could be used to describe the FBI or the DHS) but the fact that he says he wants them to be just as powerful and just as well-funded.
A civilian force...presumably operating here in the good ol’ US of A...that’s as powerful as the mightiest military in world history and has a budget of hundreds of billions of dollars. Yeah, that couldn’t be abused. /sarc
Military above CEOs. Now that sounds anti-capitalist to me.