In-person substitute teacher supporting a mission-driven, student-centered charter network in Philadelphia. You'll deliver provided lesson plans, maintain a strong and respectful classroom culture, and support schools committed to equity, high expectations, and student success.
Requirements
U.S. work authorization required; bachelor's degree preferred (or equivalent relevant experience); teaching or substitute certification is a plus but not required; must successfully pass all required background screenings and clearances.
Why Mastery Schools?
At Mastery Schools, everything ladders up to one thing: making sure students graduate with the academic and personal skills they need to succeed. That mission shows up in how Mastery expects adults to operate too — putting student achievement above all, pursuing equity, serving families, and building a culture that combines high standards with joy. Mastery is a place to grow and collaborate, with professional development, leadership pathways, and strong support structures designed to help educators improve quickly.