CGPS Mission Statement CGPS nurtures each student’s unique passions and talents inside and outside the classroom, unifying and inspiring members of its community in a rigorous but relaxed learning environment, preparing them for the finest colleges and instilling in them the confidence, ethical values and sense of purpose to embrace challenges, to achieve their dreams and to improve the world.   Administrative Assistant to the Head of School  Columbia Grammar & Preparatory School seeks a full-time Administrative Assistant to the Head of School. The ideal candidate possesses strong technical and organizational skills, communicates effectively, has a problem-solving orientation, and takes initiative, all in the name of supporting the mission of the school.