You would typically use maxscript for it. You need a script that opens the file, set's the cameras, renders out from each camera, close the file and go to the next one - without closing 3dsmax.
if you break it down into each step then there are examples for each task in the maxscript manual.
Set viewport camera: http://docs.autodesk.com/3DSMAX/15/ENU/MAXScript-Help/index.html?url=files/GUID-8AA71F9E-F4F0-4437-A44E-9683619E89DE.htm,topicNumber=d30e683762
render from camera: http://docs.autodesk.com/3DSMAX/15/ENU/MAXScript-Help/index.html?url=files/GUID-9175301C-13E6-488B-ABA6-D27CD804B205.htm,topicNumber=d30e676998