If you were Maric, given his age and non-traditional route into coaching, you'd be better off taking a job around the Bayern first team rather than turning up to the bin fire of Sunderland before being sacked in February.
FWIW, the Nixon story on Robinson is full of caveats that he's someone they've considered. Doesn't seem like what we're looking for. I'll be honest and say I don't know much about him because if you're going to watch non-English football and don't have ties to it, why the hell would you pick the SPL?