He co-founded Clearwater Features, along with David Mitton, in 1980. Cardona has been based in the United Kingdom for much of his career. Cardona has also worked on other British television series such as The Flaxton Boys, The Four Feathers, Thriller, Fraud Squad, Crime of Passion, Emmerdale and Virgin of the Secret Service.
In the early 1990s, he moved to Canada, where he worked on the children"s series Theodore Tugboat.
He also provided the Tugs footage for the American children"s animated series Salty"s Lighthouse.