Upper School Teacher

Principia The • Des Peres, MO

20h • Onsite

About The Position

The Secondary Math Teacher is a student-centered teaching role within Principia School’s Upper School. The teacher designs and delivers engaging mathematics instruction that emphasizes conceptual understanding, problem solving, and the meaningful application of skills. Using a variety of instructional strategies, the teacher supports diverse learners, fosters critical thinking, and encourages students to take ownership of their learning. In addition to classroom instruction, the Secondary Math Teacher mentors students as a teacher, character educator, and advisor, contributing to a supportive and inclusive learning environment grounded in Principia’s commitment to character education. This role also includes participation in experiential education initiatives, such as chaperoning school activities, social events, and trips, and active engagement in the broader life of the school community.

Requirements

• Student of Christian Science preferred
• Supportive of Principia’s guiding statements
• Bachelor's degree in mathematics or a closely related field required, with sufficient coursework to teach high school math through advanced levels (including Statistics)
• Teaching certification preferred, and required within two years of hire
• Experience teaching a diverse population of students and in varied school environments preferred

Nice To Haves

• Master's degree in mathematics or master’s in education with a minimum of 18 graduate credit hours in mathematics preferred
• Ability or experience teaching dual credit math courses preferred

Responsibilities

• Teach various mathematics courses ranging from Pre-Algebra to typical upper-level classes with an understanding of each course’s place within the overall departmental scope and sequence
• Collaborate as a member of the Math Department to support curricular and instructional goals, including weekly meetings
• Model enthusiasm and love for mathematics and its applications
• Plan lessons that invoke student interest and ownership, connect learning to real-life situations, and meet the needs of future-ready learners to make the content relevant and meaningful
• Integrate technology effectively in a 1:1 laptop environment to enhance and redefine learning
• Incorporate future-ready skills and STEM best practices to foster critical thinking, problem-solving, collaboration, research, and communication skills
• Display a strong interest in and commitment to working with Upper School students (grades 9–12)
• Differentiate process, product, and content to support a wide range of learners and help each student recognize their unlimited potential
• Pursue ongoing professional development and apply best educational practices while contributing to a professional learning community
• Handle discipline situations effectively in ways that support student character growth
• Demonstrates a strong interest and commitment to working with a wide range of students, helping them feel successful and recognize their unlimited potential
• Demonstrates commitment to preparing students to be thoughtful, informed, and active citizens
• Recognizes character education as an essential and natural part of daily classroom and ensemble instruction
• Collaborates effectively with colleagues, coaches, parents, houseparents, and administrators to support shared curricular, instructional, and student-life goals
• Supports mutual curricular and instructional goals with Upper School colleagues through collaboration and regular communication
• Participates as a member of a departmental team, including attending at weekly meetings and collaborative planning
• Supports innovative and engaging student recruitment and retention efforts
• Pursues ongoing professional development, applies best educational practices, and contributes to a professional learning community focused on continuous improvement.
• Participates in required professional development on Monday and Wednesday afternoons
• Fulfills all responsibilities expected of a faculty member, including curriculum development, lesson planning, grading and assessment, administrative tasks, meetings, supervision, family communication, and participation in school events as assigned
• Lead and mentor small groups of students as a Crew Leader, including oversight during fall Character Trips and active participation in House activities
• Attends and supports curricular trips, festivals, service-learning performance opportunities, and school activities, including chaperoning social events and travel
• Performs other duties as assigned in support of the school’s mission and programmatic needs

Benefits

• Generous Employee Tuition Discount: Enjoy a 90% discount on tuition (pro-rated for part-time staff) for your eligible children enrolled from Pre-K3 through College (infant and acorn programs excluded).
• Relocation: Principia provides a relocation reimbursement of up to 12% of your annual salary, when moving from outside a radius of more than 50 miles.
• Professional Development: Access to learning opportunities, training programs, and career growth support.
• Comprehensive Benefits: including comprehensive health, dental, and vision plans, paid time off, a 403(b) retirement plan with Principia matching, and more.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level