Getty New Las Vegas Raiders QB coach Mike Sullivan. When the Las Vegas Raiders officially announced Klint Kubiak’s coaching staff, the quarterbacks coach position was notably vacant. Since Kubiak had such a late start to fill up his staff, he didn’t get a chance to hire any of the top candidates. It looked like he’d rather keep the job vacant than hire somebody he wasn’t comfortable with. However, he was able to find somebody with years of experience. According to NFL Network’s Tom Pelissero ,