Oddly the industry mostly rejected googles application of SRE even as they adopted the term. I've only seen Google use it to refer to engineers maintaining / operating someone elses code.

> I've only seen Google use it to refer to engineers maintaining / operating someone elses code.

You didn't look around very hard then. I acknowledge that certain areas of the company can consistently use subsets of a role, so you may not have encountered it personally, but your view is definitely wrong about the role in the company as a whole.