No wrong he pops the tank shield and that is a TANK.
"The tank shield"? Are you sure it wasn't just Saber Ward?
In theory, of course, a Rage Juggernaut could get Invincible and still put 30 points in the Rage tree. But he won't do those lolsmashes very often without Force Crush and he won't be much of a tank either. Except for 10 seconds every 3 minutes.