Drymon obtained an internship with Disney on the strength of his life drawings. Drymon was discovered by Nickelodeon in 1993. He moved to California to work as an animator for Nickelodeon. In 1993, Drymon also began working as a storyboard artist and writer for Rocko's Modern Life. It was here he met two of his future employers, Tim Hill and Stephen Hillenburg; Hill was a writer, Hillenburg a co-producer and storyboard artist. In 1997, Hillenburg created SpongeBob SquarePants. Drymon performed many duties on SpongeBob, including being a writer on all episodes, the creative director, and, on his last season with the show, supervising producer. Drymon also worked on the Cartoon Networkanimated seriesCamp Lazlo. Drymon worked on Tim Hill's side project, the popular KaBlam! skit Action League Now!, as a storyboard artist. He also wrote the Emmy Award-nominated episode of CatDog "Doggone". Drymon met Stephen Hillenburg on the Nickelodeon cartoon Rocko's Modern Life. Hillenburg recalled Drymon as "one of the main people in the genesis of SpongeBob". Drymon teamed up with Hillenburg and Nick Jennings who was also a companion from Nickelodeon. Drymon was the creative director for the first three seasons and became Supervising Producer in season 3 until being replaced by Paul Tibbitt starting in season 4. Along with Stephen Hillenburg, Drymon approved the writers' ideas and outlines for episodes and controlled the creative and production process on SpongeBob. Drymon was eventually promoted to Executive producer on television showAdventure Time, and become a lead writer for DreamWorks Pictures, and a director at Illumination Entertainment. During the first three seasons of SpongeBob, Drymon being Creative director allowed him to work with Executive story editor Merriwether Williams and the rest of the writing team. Drymon's past experiences in life allowed writers to gain inspiration for episodes. In the satirical season 2 episode "Sailor Mouth", SpongeBob and Patrick learn "bad words" and eventually start using them only discover the words causing controversy with the citizens Bikini Bottom, the episode was inspired by Drymon as a kid who said a bad word to his mother once at a very young age". Staff writerKent Osborne responded to the writing process with Drymon and other writers by saying "By the third season we had done 26 half-hours. I came up with millions of ideas". Despite the issues with writing new episodes, Drymon collaborated with the writers to create episode ideas like the half-hour specials and episodes that focused on other characters, for example the season three episodes "The Algae Always Greener" and "Plankton's Army" focused on Sheldon Plankton and "Doing Time" focused on Mrs. Puff. Drymon said in an interview "Coming up with episode ideas was always tough". The writers were influenced for the episode "The Secret Box", which was influenced by Drymon because he told them when he was younger he kept a "secret box", the writers thought it was hilarious and weird and used Drymon's idea to create the story of the episode. Drymon co-wrote the pilot episode "Help Wanted". Drymon earned two Emmy nominations and along with the crew of SpongeBob won the "Best Animated Television Production" Annie award in 2005 for season 3 of SpongeBob. Drymon hired a large amount of the staff writers, including Sam Henderson, a friend and fellow alumnus of SVA, along with Kent Osborne and Walt Dohrn. Drymon was an executive producer on the Cartoon Network series Adventure Time, created by Pendleton Ward for the show's first season. He was no longer credited on episodes starting with the second season. Drymon currently works for DreamWorks Animation.