Arch - alpine is about 3x larger than the other 4 maps in rotation and my understanding is that is a 'medium' map. So the next map "desert" is supposed to be large, which should be 2-3x larger than alpine. That is to say, pretty damn big.
Jobbie - I enabled the application system on the 1st Hussars website. I'm still working on content, but feel free to apply guys.