All levels are procedurally generated, and have the same goal: get in, find whatever thing you're supposed to steal, grab as many credits as you can, and then get the fuck out.
The area to the north marked 'Here there be dragons'. It's the first place I went on the map. I cracked open two safes, and then hacked the wrong device and wound up spawning an elite guard right on top
I set up an ambush for the elite coming in from the north by the doorway, which took him out, but then the guards coming in from the south popped in at the worst possible time,
Here is a very rough map.