Currently working at Pixar Animation Studios, Jessup has served as production designer for Monsters, Inc. (with Bob Pauley), Ratatouille, Cars 2, Presto, The Good Dinosaur and Pixar's latest animated feature, Coco.
Sekarang berkarya di Pixar Animation Studios, Jessup bertugas sebagai perancang produksi untuk Monsters, Inc. (dengan Bob Pauley), Ratatouille, Cars 2, Presto, The Good Dinosaur dan film animasi Pixar, Coco.