Originally Posted by Mesabah

The device has to be sent back to Apple to have the necessary installation. Otherwise, using something like apple configurator 2, or other MDM, will show a line on the lock screen saying, "This device is managed by XXXXX". To spy on your employees covertly, you need Apple's help, or the NSA.

You can safely use your iPad EFB as a personal device. I don't ever recommend using company provided wifi for obvious reasons, get cellular with unlimited data.