He was selected from dozens of artists, so I think he must know how to do something other than his graphic style.
This dude is clearly committed to making a world, so chances are that is something pretty ambitious. Of course, it may have nothing to do with Alien, but we'll find out very soon.
I won't be surprised if Fox-Disney leaves a chance for Ridley Scott to wrap up his trilogy (maybe for Streaming). Basically, Scott had signed a deal to direct two films after Prometheus.