Capitalization of the enterprise IT industry

I often find myself in the situation of wanting to capitalize the phrase "Enterprise IT" due to its frequency of reference as the title of my industry. It feels appropriate when I write:

"In Enterprise IT ..."
"The Enterprise IT industry..."

I would not be surprised if my capitalization is off here. Could one of you help me with a definitive answer to the argument?

This might not be the "right" answer, but no-one else has posted one, so...

The initialism IT has to be capitalised - but if it were spelt out in full, it normally wouldn't be...

OP works for a company specialising in information technology.

In my opinion, OP's use of adjectival enterprise modifying IT smacks of "industry jargon", so bearing in mind what they say here, I'd suggest sidestepping the issue by opting for...

OP works for a company specialising in enterprise-class information technology.
...which would commonly be shortened to...
OP works for a company specialising in enterprise-class IT.

I can't see any real justification for capitalising enterprise. So if OP is happy to use it...

?OP works for a company specialising in enterprise IT.

...is the only game in town. I'm no copy editor, obviously, but I don't think I could endorse...

∗OP works for a company specialising in Enterprise IT.