systems program vs system program

systems program and system program both are nouns.

Word	Noun	Adjective	Verb	Adverb
systems program	Yes	No	No	No
system program	Yes	No	No	No

As nouns, systems program and system program are synonyms defined as:

systems program and system program: a program (as an operating system or compiler or utility program) that controls some aspect of the operation of a computer

Other synonyms of systems program include systems software.

systems program (noun)	system program (noun)
a program (as an operating system or compiler or utility program) that controls some aspect of the operation of a computer	a program (as an operating system or compiler or utility program) that controls some aspect of the operation of a computer