Upper Elementary Co-Teacher

Thacher Montessori School seeks an Upper Elementary Co‑Teacher to join our community effective immediately
. This position has been created in response to continued mid‑year growth in our Upper Elementary classroom. It reflects our commitment to maintaining high‑quality, developmentally responsive Montessori practice as our program expands.

At Thacher, we cultivate curiosity, independence, and responsibility through authentic Montessori education. Our faculty work collaboratively in a supportive, reflective environment grounded in strong relationships with students, colleagues, and families.

• At least three years of Montessori teaching experience
• AMI or AMS Montessori training (6–12 Diploma required)
• Strong knowledge of Montessori theory and its practical application
• Experience working collaboratively as part of a teaching team
• Clear written and verbal communication skills

• Flexibility and responsiveness to student needs
• Strong observation and reflection skills
• Professionalism, humility, and collegiality
• A commitment to justice, equity, diversity, and inclusion

Located just outside Boston, Thacher Montessori School is set between a 7,000‑acre nature preserve and the historic Wakefield Estate. The school is AISNE and AMS accredited, AMI recognized at the 3–6 level, and has over 50 years of Montessori excellence.

Please send a letter of interest and resume to Michelle Seyller, Head of School, @ employment