Transfer to the prepared sheet pan and spread into a single layer so that the nuts are not sticking together in a big clump. You'll want to move fast before the sugar becomes hard.
In a medium bowl prepare the vinaigrette dressing: add olive oil, balsamic vinegar, kosher salt, black pepper and whisk to combine. Add the drained beets to the bowl and stir to coat.
Remove the beets (leaving the vinaigrette) from the bowl and arrange on a plate, then add crumbled or sliced goat cheese and sprinkle with candied walnuts.