As an Executive Producer, he is best known for creating The Ultimate Fighter, American Chopper, and Dirty Jobs series for Discovery Channel.
[2][3] In 2004, Piligian worked with Dana White and Lorenzo Fertitta to bring a reality show about mixed martial arts, called The Ultimate Fighter, to television.
[4] The reality series followed sixteen fighters who lived in a house and competed for a UFC contract.
[7][8] In March 2016, Piligian partnered with Ben Affleck and Matt Damon to create The Runner, an original series about mobile devices streaming on go90.
[9][10] In 2018, Piligian worked with Roger Ross Williams to develop High on the Hog, a docuseries depicting African American history through the lens of food, based on Dr. Jessica B. Harris’ book High on the Hog: A Culinary Journey from Africa to America.