The MS IT Pro: Virtualization Administrator is official available. For more detail, please check this out.
http://www.microsoft.com/learning/en/us/certification/cert-virtualization.aspx#mcts
Virtualization Certification RoadMap:-
In XPS format:- http://download.microsoft.com/download/5/C/F/5CF4712C-FA04-4993-92CE-F06EF7745B17/Virtualization-certification-path.xps
In PDF format:- http://download.microsoft.com/download/5/C/F/5CF4712C-FA04-4993-92CE-F06EF7745B17/Virtualization-certification-path.pdf
