I’m not going to tell you this is going to be easy. Quite the contrary. This promises to be one of the most challenging, if not the most challenging experiences of one’s career.
Experienced DOM scripter? Looking for a change? Not afraid of challenges? Go for it.
It’s cool that responsible, modern web professionals are increasingly in demand, at least over in the US. I don’t see it to the same extent over here yet, but maybe in a couple of years.