What pr local group refers to soldiers dod civilians or dod contractors who must execute 1sg and master the PR proficiencies?

The term you're looking for likely refers to "Public Affairs" (PA) professionals within the military. These individuals, including soldiers, civilians, or contractors, are responsible for managing communications and public relations for the Department of Defense (DoD). They must master essential PR proficiencies to effectively convey messages, handle media inquiries, and maintain a positive image of military operations. Their role is crucial in ensuring transparency and fostering good relationships with the public and stakeholders.