Pej Vehdat first appeared on television, doing minor roles in shows such as Sleeper Cell, Arrested Development and Mind of Mencia. He made his film debut through the 2006 short The Butcher. He took a recurring role on the Fox series Bones in 2009, appearing as lab assistant Arastoo Vaziri. He also took a role in the Showtime series Shameless, a remake of the hit British series.