He has been on The Big Bang Theory since the unaired pilot. He started in the show working as writer and producer, and has now been promoted to executive producer. He oversaw the story line of season 6. He has also appeared at the San Diego Comic-Con panel discussions. In 2017 he moved onto the "Young Sheldon" show as producer and show runner.Steven has worked on such productions as iCarly, The Class, Freddie and What I Like About You.