He does work above her, he's right under the team of Overseers, he's what they send if they're dealing with high priority missions, a spy? They'll tell him to execute them, an entity infestation? They'll send him to exterminate them. There's a lot more he does. He respects Müller. He ordered Müller To investigate the current location of Nightingale and his affiliation with Kill Streak Kim and hopefully put an end to his horrifying gameshow, He plans on extracting information from Nightingale about Kill Streak Kim and the nature of Amygdala, then execute him.