His developing and familiarity with the three-color Technicolor process led to work as a cinematographer in the James A. FitzPatrick travelogues.
He won a technical award from the Academy of Motion Picture Arts and Sciences in 1940 for his contributions to the development of improved equipment for process projection.
During World War II, Hoch enlisted in the United States Navy, filming many top secret activities, including work at the atomic testing facilities at Los Alamos.
In 1959, Hoch began his collaboration with producer-director Irwin Allen, photographing The Big Circus, The Lost World, Five Weeks in a Balloon and both Voyage to the Bottom of the Sea and Voyage to the Bottom of the Sea (TV series) where Hoch was awarded an Emmy Award.
[4] Hoch finished his career on the American television series The Banana Splits and Nanny and the Professor.