So, in the newest interview done by Famitsu Wave, Tanaka says “There may, perhaps, be something similar to Magitek Armor possibly, to some extent.”

I read it at Eorzeapedia, so that's where I'm linking to. Eorzeapedia: Final Fantasy XIV (FFXIV, FF14) News, Wiki, Forums, Community and more » Famitsu WaveDVD: Hiro and Hama’s Little Chat