Although, not with Sylosis this time around. He's playing with a new band, Heart of a Coward. Sort of Progressive / Djent-tinged metalcore.
http://www.youtube.com/watch?v=PtKeTs2Zseo
I don't mind the sound... But Jamie should still be with Sylosis. You can check them out here.
http://www.myspace.com/heartofacoward