Term Substitute Science Teacher Jobs in Riverside, CA

Long Term Substitute - Science Teacher at Ontario Christian School Share on X Print Application Deadline 9/16/2026 11:55 PM Pacific Date Posted 8/17/2026 Contact Cally Bonestroo Number of Openings 1 Salary Pay Range 50348 - 80000 Annually Length of Work Year December 2026 - End of School Year Employment Type Full Time About the Employer Ontario Christian School is a nonprofit, independent private school, owned and directed by an association of parents and friends of Christian education. We seek to see every student equipped to be courageous leaders who serve God and others, seek His Truth, and impact culture. Job Summary Job Summary Description: Ontario Christian School is an independent Christian school serving PK-12th grade students representing over 200 different churches throughout the Inland Empire.

For over 80 years, we have partnered with Christian families to provide an excellent education that grows Christian leaders. Whether our graduates transition to college or career, they are prepared to make a difference in this world for Christ. At Ontario Christian, we believe our greatest strength is our people.

Our faculty and staff are passionate professionals who view their work as both a calling and a craft. We value collaboration, growth, and meaningful relationships, and we are united by a shared desire to positively impact students' lives for Christ. Employees at Ontario Christian experience a supportive community, opportunities for professional development, and the joy of contributing to a mission that matters-helping students discover their God-given potential and purpose.

Ontario Christian School is seeking a qualified Long Term Substitute Science Teacher who will contribute to our commitment to academic excellence and faith-based education. This educator will design and deliver engaging lesson plans while creatively integrating biblical truth into a rigorous, standards-based math curriculum. Through both instruction and mentorship, the teacher will guide students in their academic growth while supporting their spiritual development.

The position primarily involves teaching AP Biology, Honors Biology and Anatomy, with the possibility of additional courses in other related science fields such as chemistry or environmental science based on the candidate's background and experience. Requirements / Qualifications The ideal candidate will preferably have 1-3+ years of classroom teaching experience in the applicable subject area and a passion for collaborating with colleagues in a Christ-centered environment. Experience in a Christian school setting is preferred.

As a member of the Ontario Christian faculty, this individual is expected to demonstrate professionalism, strong communication skills, and a commitment to service. As a distinctly Christian school, Ontario Christian maintains high spiritual and lifestyle expectations of its employees, all of which are essential to fulfilling our mission and modeling Christ-centered leadership for students. The Teacher will plan, organize and implement a biblically based, faith-integrated curriculum that guides, mentors and develops students both spiritually and academically.

This role reports to the High School Principal. Requirements: Assignment Details This position is needed from December 2026 - March 2026. This is a full-time temporary position.

Experience 0-3+ years of classroom teaching experience, teaching in an applicable grade or subject. Prior experience working in a Christian school environment. Education Bachelor's degree in a teaching related field.

Current teaching credential or working towards a credential in the appropriate subject area. Related education in the Christian faith. Completion of student teaching.

Knowledge and implementation of relevant technology. Deep understanding and knowledge of Biblical principles. Best practice teaching methods.

Apply Here: https://www.click2apply.net/AjMbBWiNmXkbbc2Lqi68mn PI286527819 Requirements / Qualifications The ideal candidate will preferably have 1-3+ years of classroom teaching experience in the applicable subject area and a passion for collaborating with colleagues in a Christ-centered environment. Experience in a Christian school setting is preferred. As a member of the Ontario Christian faculty, this individual is expected to demonstrate professionalism, strong communication skills, and a commitment to service

As a distinctly Christian school, Ontario Christian maintains high spiritual and lifestyle expectations of its employees, all of which are essential to fulfilling our mission and modeling Christ-centered leadership for students. The Teacher will plan, organize and implement a biblically based, faith-integrated curriculum that guides, mentors and develops students both spiritually and academically. This role reports to the High School Principal.

Requirements: Assignment Details This position is needed from December 2026 - March 2026. This is a full-time temporary position. Experience 0-3+ years of classroom teaching experience, teaching in an applicable grade or subject.

Prior experience working in a Christian school environment. Education Bachelor's degree in a teaching related field. Current teaching credential or working towards a credential in the appropriate subject area.

Related education in the Christian faith. Completion of student teaching. Knowledge and implementation of relevant technology.

Deep understanding and knowledge of Biblical principles. Best practice teaching methods. Apply Here: https://www.click2apply.net/AjMbBWiNmXkbbc2Lqi68mn PI286527819 CalSTRS Links Not all postings qualify for CalSTRS

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