About ArcGIS Pro
From wikipedia: ArcGIS is a geographic information system (GIS) for working with maps and geographic information. It is used for creating and using maps, compiling geographic data, analyzing mapped information, sharing and discovering geographic information, using maps and geographic information in a range of applications, and managing geographic information in a database.
Availability
ArcGIS Pro is available for Engineering faculty, staff, and students. Faculty and staff should contact support to arrange installation on UA devices.
Supported Operating Systems

ArcGIS is only available for Windows. Mac and Linux users will need to install Windows first.
VPN requirement

There are two ways to license the software. Doing the Organization URL sign in does not require VPN access.
How to install ArcGIS Pro
See this link from OIT https://ua-app01.ua.edu/software/public/doc/ArcGIS_Pro.pdf
Downloading ArcGIS Pro
The instructions for downloading ArcGIS can be found here https://software-download.oitapps.ua.edu/doc/ArcGIS_Pro_Install_051024.pdf