Mathematics Teacher

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The Archdiocese of St. Louis Catholic Education and Formation features an expansive coalition of schools that allow our children to develop a sense of purpose and value, receive a higher quality education, join a welcoming community and feel secure in a a dynamic future. We have a rich history, with its establishment 200 years ago by St. Rose Phillppine Duchesne. A coalition of schools serving over 50,000 students (PreK-12) within an 11-county area.

The educational experience provided to our students and their families is rooted in a higher calling from God to honor and celebrate the gifts He has given us.

Cardinal Ritter College Prep, a St. Louis Archdiocesan coeducational college preparatory high school for grades 9–12, seeks a certified

Mathematics Teacher for the 2026–2027 school year. SLU 1818, UMSL, or AP credentials to teach college‑credit mathematics are preferred but not required. Applicants must demonstrate the ability to teach in an urban, college‑preparatory environment, possess a strong academic background, and hold a Missouri State Teaching License (Master’s degree preferred).

• Bachelor’s degree in a mathematics‑related field or related discipline required (Master’s preferred)
• Missouri State Teaching Certification preferred (or willingness to obtain certification)
• Minimum of three years teaching experience (highly preferred)
• Strong classroom‑management and instructional skills
• Ability to differentiate instruction to meet diverse learning needs
• Commitment to integrating project‑based learning, real‑world applications, and problem‑solving into instruction
• Ability to incorporate technology effectively to enhance student learning

Articulate and uphold the policies, procedures, mission, and vision of the St. Louis Archdiocese and Cardinal Ritter College Preparatory High School. Properly plan and deliver quality instruction using the Gradual Release Model; design assessments that promote higher‑order thinking; integrate instructional technology; implement project‑based learning; maintain a classroom atmosphere conducive to learning; and utilize the school’s online student data system and Google applications.

Candidates must also demonstrate a commitment to the vocation of teaching and the ability to collaborate effectively with colleagues.

Based on degree level and years of experience (somewhat negotiable); includes a comprehensive benefits package.

Interested individuals should email the following:

The Archdiocese of St. Louis Catholic Education and Formation is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind. All employment decisions are based on business needs, job requirements and individual qualifications without regard to race, color, religion, gender, national origin, age, marital, parental, veteran or disability status.

Pre-Employment Screening
All candidates receiving an employment offer must submit a pre-employment screening. The screening will include criminal background check, Family Care Safety Registration, drug screen, employment and educational licensure/certification verification, health screening, and any other screenings deemed necessary for employment. Any offer would be contingent upon successful completion of any required screening.