Substitute Teacher

Archdiocese of St. Louis • Chesterfield, MO

7d • Onsite

About The Position

Ascension Catholic School is seeking a dependable, flexible, and student-centered Substitute Teacher to support classroom instruction and maintain a positive learning environment for students in kindergarten through eighth grade (K–8). The ideal candidate will follow lesson plans provided by classroom teachers, ensure continuity of learning, and foster a structured, respectful, and engaging classroom environment that reflects the mission and values of Catholic education.

Requirements

• Ability to manage classrooms and support instruction across multiple grade levels, kindergarten through eighth grade.
• Strong communication, classroom management, organizational, and interpersonal skills.
• Flexibility, adaptability, and the ability to respond effectively to changing classroom needs.
• Commitment to student safety, academic growth, and the mission and values of Catholic education.
• Ability to work collaboratively with faculty, staff, and school leadership in a professional and supportive manner

Nice To Haves

• Bachelor’s degree preferred.
• Prior teaching, substitute teaching, or relevant educational coursework preferred.

Responsibilities

• Follow lesson plans and instructional materials provided by the classroom teacher to ensure continuity of instruction and student learning.
• Maintain a structured, positive, and respectful classroom environment that promotes student engagement and academic success.
• Support established classroom routines, school policies, and behavioral expectations.
• Work effectively with students across multiple grade levels (K–8), adapting support to meet a variety of learning needs.
• Supervise students and ensure their safety and well-being throughout the school day, including during classroom activities, transitions, and other assigned duties.
• Collaborate professionally with classroom teachers, specialists, administrators, and other school staff to support student success.
• Communicate clearly and professionally with school administrators regarding classroom needs, student concerns, and relevant updates.
• Model respectful behavior, integrity, and professionalism while upholding the Catholic faith, values, and mission of Ascension Catholic School.
• Maintain confidentiality and exercise sound judgment when working with students, families, and school personnel.

What This Job Offers

• Career Level: Entry Level