Just curious, in the lore, what do the agents do, like what are their jobs? I know Viper used to be a scientist, Fade a bounty hunter, and Chamber a weapons designer, but what about the others?

Since I play ranked a lot, I spam my mains a lot, Astra and Viper, occasionally playing Chamber, Killjoy (Mostly on Bind) and (VERY rarely) Skye if needed. I've gotten to the point that when I play anything else, I can't do anything because...