Archdiocese of St. Louis·Crestwood, Missouri
The Classroom Aide will support teachers in implementing lessons, reinforcing learning through individual and small-group work, and maintaining a safe, structured classroom environment reflecting Catholic values. Key duties include assisting with instructional material preparation, supervising students during various activities, and supporting academic and behavioral growth.
The Archdiocese of St. Louis strives to teach and share our faith, serve others, and foster unity throughout the St. Louis area. Once a part of Kenrick-Glennon Seminary's campus, the Cardinal Rigali Center in Shrewsbury, MO is today the headquarters and curia (governing body) for the Archdiocese of St. Louis.
St. Justin Martyr Catholic School is seeking a caring, patient, and dependable Classroom Aide to support teachers and students within our faith‑centered learning environment. The ideal candidate will assist with daily classroom operations, provide individual and small‑group support, and help create a positive, structured environment that reflects the values of our Catholic community.
Key Responsibilities
Support the classroom teacher in implementing lessons, activities, and routines aligned with school and Archdiocesan expectations.
Work with individuals or small groups of students to reinforce learning, practice skills, and support academic and behavioral growth.
Assist in maintaining a safe, orderly, and respectful classroom environment that reflects Catholic values.
Help prepare instructional materials, organize supplies, and set up learning activities.
Supervise students during classroom work, transitions, recess, lunch, and other school activities as assigned.
Provide positive encouragement and guidance to students to support social‑emotional development.
Assist with classroom management using consistent, developmentally appropriate strategies.
Support teachers with recordkeeping tasks such as organizing student work, monitoring progress, or documenting observations.
Communicate effectively and professionally with teachers, staff, and students.
Attend staff meetings, trainings, and school events as requested.
Maintain confidentiality and uphold the school’s mission and Catholic identity in all interactions.
About St. Justin Martyr Catholic School St. Justin Martyr Catholic School provides a nurturing, faith‑filled environment where every child is valued and encouraged to grow academically, socially, and spiritually. Our faculty and staff work together to ensure students experience the joy of learning within a supportive Catholic community.
A high school diploma is required, though some college or prior experience in education or childcare is preferred for this role. Candidates must demonstrate a commitment to Catholic education values, possess strong communication and organizational skills, and show patience and a genuine desire to support student well-being.
Market context
In Missouri, classroom aide openings often reflect steady demand in schools that need support for instruction, supervision, and daily classroom routines. These roles are competitive when candidates bring prior experience with children, can follow directions, and work well with teachers and staff; patience, kindness, reliability, and a positive attitude are especially important. Review the AI-summarized requirements and benefits here, then tailor your application to show school-based experience and examples of dependable teamwork.