No, you put the type of qualification received in GIS after your name...
Usually Jim or Jimmy is short for James
Sgt. Milk E. Waye of the 22nd New Hampshire Brigade.
"your name is" is correct English and when used in this way means both your full name or a part of your name (usually surname, depending on the context). "your names are" is also correct English, but...
It is the name of its genus.