Elite Pro Floodlight PoE

Yes, PoE is the way to go. You are good here. Your camera selection, not so much. You shouldn't use dome protected cameras in outdoor areas, they get a lot of problems with rain/dust and glare, you will end up replacing them, they are meant more for indoor use. Just use turret/bullet instead. I don'

Reolink Elite Pro Floodlight PoE. But if you want top quality in a pitch black area I'd install 2 G6 Ubiquiti cameras tbh. 2 CX820 from Reolink would be very good as well but those you can only use if the whole area (and neighborhood) already has great lighting at night.