This could workNo, wait.
Might not be what you're looking for, but here's some setting ideas I had lying around, if they help:
http://brilliantgameologists.com/boa...php?topic=3995
http://brilliantgameologists.com/boa...php?topic=2159
Heck, you could probably combine them and make the "dwarf" empire a hyper-advanced dystopia.