V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

MCSE
       Microsoft Certified System Engineer (MS, ATEC)


The Free On-line Dictionary of Computing (30 December 2018):

MCSE

   1.  Microsoft Certified System Engineer.

   2.  Minesweeper, Chess, Solitaire Expert.

   (2013-03-16)