Most Helpful Girl
It depends. If it isn't their fault and they are trying to get a job then no. If they are lazy and don't try to get a job and depend on others for things, yeah it's a turn off.1
Most Helpful Guy
If you're trying to get to know a stranger girl, in that case the unemplyed status has more chances to be a turn off.
One thing is sure an employed person has extra points of attractivness compared to an unemployed one.1