Schroyer was the head college football coach for the Franklin & Marshall Diplomats located in Lancaster, Pennsylvania. He held that position for the 1926 and 1927 seasons.His coaching record at Franklin & Marshall was 1 wins, 15 losses and 2 ties. As of the conclusion of the 2010 season, this ranks him #37 at Franklin & Marshall in total wins and #38 at the school in winning percentage ().