He’s basically been used this way all year. The Brewers were winning before, now they’re not. Also, Knebel being back is another high-leverage reliever which limits Hader’s innings per outing somewhat.
A lot of soft contact. Also, if you watched the game today on FS1, he basically lives on the edges of the strike zone. He just can’t make too many mistakes because his stuff isn’t dominant or anything, but he’s been commanding his pitches well.