Science Teacher

Job Summary

Cardinal Ritter College Prep High School, a St. Louis Archdiocesan coeducational college preparatory high school serving grades 9–12, seeks a dynamic and mission‑driven Science Teacher for the 2026–2027 school year. Candidates with experience in an urban, college‑preparatory environment are strongly preferred. Applicants must possess a strong academic background and a passion for preparing scholars for success in college and beyond. The ideal candidate will design rigorous, engaging, and culturally responsive lessons that promote inquiry, critical thinking, and scientific literacy.

The teacher will deliver instruction aligned to Missouri Learning Standards and help prepare students for advanced coursework and postsecondary opportunities.

• Bachelor’s degree in a science‑related field (Biology, Chemistry, Physics, Environmental Science, 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 laboratory investigations, project‑based learning, and real‑world applications
• Ability to incorporate technology effectively to enhance instruction

Articulate and uphold the policies, procedures, mission, and vision of the Roman Catholic Archdiocese of St. Louis and Cardinal Ritter College Prep High School. Demonstrate a commitment to the vocation of teaching, faith‑based education, and effective collaboration with colleagues, families, and administration.

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.

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.