As fixyourwhat stated above already with the despawn part: I just completed the quest with a level 150, and I just parked the 150 outside the door and attacked/killed the watcher with the 220 without any issue. So from empirical evidence and the fact that I never encountered such a mechanic before, ...

Just FYI, i don't know if or when that was changed but I noticed that the cyborgs don't really despawn (anymore?). I have done the quest about 1..2 years ago on RK19 and just now again on RK5 and the cyborgs were all up and also stayed up after talking. I did close the dialog pretty quickly, but I d...

Just for cross referencing because I didn't find my other post immediately:
List of items required per armor piece

Just for future reference: Per base armor part you need to loot: 1x Virus Programming: Bacteriophage M73 1x Virus Programming: Bacteriophage Phi X 3957 1x Virus Programming: Bacteriophage F9 1x Red Data Crystal 1x Blue Data Crystal 1x Green Data Crystal 3x Inert Bacteriophage 3x Pattern Conversion D...