And I can understand why you don't want to move the whole family for the year you will be gone. Better to disrupt one person and everyone else stay pretty stable, than to disrupt all 6!
So you didn't sleep well due to fretting about the job? Sometimes life just isn't very easy, is it? The tough times really make us appreciate the good times. When I get back to good times all the time, I know I'll really appreciate them.