About St. John’s Prep St. John’s Prep is an inclusive, Catholic, Xaverian Brothers Sponsored School for young men in grades 6 through 12. Founded on the Xaverian values of compassion, humility, simplicity, trust, and zeal, we educate students to be, do and stand for good in the world. We enroll approximately 1,500 students from more than 90 communities in Massachusetts, New Hampshire, and Maine.   Position Overview and Responsibilities St. John’s Prep seeks a mathematics teacher for grades 9 through 12. The Mathematics Department offers a program that allows students to welcome new challenges, question and justify their conjectures and solutions, test the