Upper School Math Instructor - Long Term Substitute

Description Established in 1972, Mount Vernon School serves over 1,250 students in Preschool through Grade 12 on our 40-acre Atlanta campus. Grounded in Christian values, Mount Vernon prepares all students to be college-ready, globally competitive, and engaged citizen leaders. Mount Vernon School anchors the Mount Vernon Organization as a destination of inquiry, innovation, and impact. Through MVSO, the online division of our Upper School, and MV Ventures, our research and educational consultancy, our organization is living its mission to design a better world by providing unique and differentiated value for all community members now and into the future. The Team The Upper School Faculty is a collaborative and forward-thinking community of education professionals who consistently seek ways to create real-world, project-based experiences that help their students connect content in a relevant and impactful way. This team models what it means to be inquisitive, nurturing, flexible, and creative. While they customize and personalize the learning for each course, this team is united in using an inquiry-based model and a mastery approach to teaching. The Role Mount Vernon School seeks an experienced and adaptable Upper School mathematics educator to serve as a Long-Term Math Substitute during the 2026 - 27 school year. This is a full-time, temporary position covering the full teaching load and faculty responsibilities of a math team member on leave. The Long-Term Math Substitute reports to the Head of Upper School and partners closely with the math team to carry forward the curriculum, assessment plan, and student relationships already in motion. Versatility, collaboration, and openness to innovative instructional practices are essential. Availability to sponsor athletic, artistic, or academic teams/clubs is preferred. Responsibilities Teaching a full Upper School mathematics load as assigned, which may include Algebra I, Geometry, and Algebra II Knowledge of the content (mathematics) and ability to make interdisciplinary/real-world connectionsCarrying forward the curriculum, pacing, and assessment plan established by the math teamCo-designing curriculum and assessment with the math teamCommunicating with families, learning coaches, and outside providersParticipating in weekly school/division/team meetingsMeeting the needs of the division by helping with weekly coverage and dutiesCare and nurture for the social and emotional needs of each student by customizing/differentiating the learning experienceParticipation in duties (e.g., grade-level advisor, lunch, enrichment, and carpool) and others as assignedCompleting grades, narrative feedback, and progress documentation for the terms covered Core Competencies Background/real-world experience in content knowledge area (mathematics)Ability to step into an established classroom mid-year and build trust with students quicklyAdaptability and self-leadership in a fast-moving, collaborative divisionAbility to cultivate respectful and affirming environmentsCulturally proficient & equity literateA track record of giving high-quality, responsive feedbackUnderstanding of competency-based assessment and/or a mastery approach to LearningProficiency in Google Suite & Mac/Apple OS Requirements Bachelor's degree in Mathematics Education, Mathematics, or related fieldExperience teaching secondary mathematics (preferred) Prior classroom teaching, long-term substitute, or interim teaching experience (preferred)Availability for the full assignment, January 2027 through April 2027 This job description is intended to describe the basic elements of the job and should not be construed as an exhaustive list of all responsibilities, skills, efforts or working conditions associated with the job. This job description does not constitute a contract. It may be modified or amended at any time as determined in the School’s discretion. Position Term | This is a temporary, 4-month between January - May 2027 Employment Status | Hourly, full-time, temporary The faculty and staff of The Mount Vernon School believe the fair and equitable treatment of employees is critical to fulfilling its mission and purpose. It is the policy of The Mount Vernon School to conduct business and provide equal employment opportunity to all persons without regard to race, color, age, religion, gender, sexual orientation, national origin, disability status, protected veteran status or any other characteristic protected by federal, state or local laws.