Brian Daboll vs. Brian Flores: Making the case for either Giants HC candidate

Sam Navarro-USA TODAY SportsCould the now-former AFC East foes go to battle for the Giants’ head coaching job?

Joe Schoen has arrived.

The Giants have hired the Bills assistant general manager to fulfill their GM role. Schoen comes from an operation out in Buffalo that’s been a major success over the last few years — the Bills went from a 17-year playoff drought to having now made the postseason in four of the last five years since Schoen arrived in Orchard Park in 2017.

Schoen also isn’t named “Dave Gettleman,” which is a major plus (I’m still not happy the Giants let DG retire after he went 19-46, but I’ll work on getting over it).

But there isn’t a celebratory vacation to be had for Schoen —…