 Following his retirement from playing, Krilich became the coach of Manly's Under-23 side from 1984 to 1988.From 1989 until 1991 he then became coach of Manly's reserve grade side, though his coaching career came to an abrupt halt when his 1991 side failed to win a game.During the late 1960s and early 1970s, a time in rugby league where top grade players still had regular day jobs, Krilich served an apprenticeship and eventually became a qualified plumber, running his own business known as Max Krilich Plumbing Pty Ltd. During his playing days, Krilich would sometimes employ out of work Manly teammates as offsiders with varying degrees of success.