To get Deadline 6.1 to render Maya 2015 using mayabatch you need to edit 3 files in your Repository using a text editor:
DeadlineRepository6/scripts/Submission/MayaSubmission.py
DeadlineRepository6/plugins/MayaBatch/MayaBatch.dlinit
DeadlineRepository6/plugins/Mayabatch/MayaBatch.param
MayaSubmission.py:
Search for VersionBox and add ,“2015” (all one line):
scriptDialog.AddComboControl( “VersionBox”, “ComboControl”, “2012”, (“2010”,“2011”,“2012”,“2013”,“2014”,“2015”), dialogWidth - labelWidth - 24 - 240, -1 )
MayaBatch.dlinit:
Add the following after the RenderExecutable2014_0 entry (all one line):
RenderExecutable2015_0=C:\Program Files\Autodesk\Maya2015\bin\MayaBatch.exe;C:\Program Files (x86)\Autodesk\Maya2015\bin\MayaBatch.exe;/usr/autodesk/maya2015/bin/maya;/Applications/Autodesk/maya2015/Maya.app/Contents/bin/maya
MayaBatch.param:
Add the following after the entries for 2014:
NB: The “Default” line is all one line.
[RenderExecutable2015_0]
Type=multilinemultifilename
Category=Render Executables
CategoryOrder=0
Index=9
Label=Maya 2015 Render Executable
Default=C:\Program Files\Autodesk\Maya2015\bin\MayaBatch.exe;C:\Program Files (x86)\Autodesk\Maya2015\bin\MayaBatch.exe;/usr/autodesk/maya2015/bin/maya;/Applications/Autodesk/maya2015/Maya.app/Contents/bin/maya
Description=The path to the Maya 2015 executable file used for rendering. Enter alternative paths on separate lines.
You should now see 2015 in the Version pop down in the Submission forms.