Upon graduation from high school, Sachs joined  the United States Navy during World War I, where he continued playing sports, earning an All-Service team honorable mention in football in 1918 while playing on the Cleveland Naval Reserves football team.
After graduating from high school, Sachs enlisted in the United States Navy for World War I. He maintained his involvement in sports, including football, where he was recognized with an All-Service team honorable mention by the Cleveland Naval Reserves in 1918.