Reviving the discussion with some new information. The US Army is working on concept called
"Multi Domain Task Force" (along with a multitude of other related ideas like strategic artillery) to deal with AA/AD environments and other complex problems.
While not exactly a Combat Team in the manner we think of it, the idea of integrating different elements into a formation, such as Cyber and artillery might make sense to deal with particular tactical issues. So called "Multi Domain Units" will have extended capabilities to identify and target priority enemy personnel and equipment. This will be especially useful in complex terrain and in AA/AD environments (when matched with weapons systems that can actually do something in this environment.
Army’s Multi-Domain Unit ‘A Game-Changer’ In Future War
The example in the article is a battalion sized unit, which might be thought of as a "battlegroup", how would we want to subdivide it in order to actually use it in the field? Other issues like support were glossed over in the article, how would that be handled?