It’s still early in his career, but Christian Parker is already getting praise as the Dallas Cowboys defensive coordinator. Even before taking the field, Parker was given props for putting together an impressive staff , which includes secondary coach Ryan Smith, defensive line coach Marcus Dixon, and inside linebackers coach Scott Symons . With his staff in place, Parker was able to get to work this past weekend with a draft class full of rookie defenders. All eyes were on Caleb Downs, who Parker was thrilled to work with. As for head coach Brian Schottenheimer, he was watching the way Parker ran his unit , and was thoroughly impressed. Christian Parker is coaching like a seasoned vet Dallas Cowboys DB Caleb Downs is coached through a drill with defensive coordinator Christian Parker. | Chris Jones-Imagn Images Schottenheimer said Parker has shown comfort in his role, allowing his staff to execute their jobs.…