The Man Who Killed Jason Foreman can be started after completing the Phantom Liberty DLC quest titled The Damned. To begin this Gig, head towards the green marker on your map north of Terra Cognita ...

Now that you're on sore, head up the makeshift steps to the right. There's a bot tied to a palm tree up there! Defeat the enemies guarding the bot, then jump and punch with "square" to release it. Now ...