Multi-Campus English as a Second Language (ESL) Teacher – K-12th Grade - 2026/2027 School Year

Mastery Charter Schools • Philadelphia, PA

7d • $60,900 - $112,700 • Hybrid

About The Position

Mastery Schools is a public charter network of 23 K-12 schools in Philadelphia and Camden, serving over 14,000 students. Founded in 2001, Mastery's mission is to provide students with the academic and personal skills needed for success after graduation. The organization is dedicated to student achievement, pursuing equity, disrupting systemic racism, and addressing disparities. The culture is built on respect, service, and the belief in the success of students, families, and communities. Mastery fosters a positive, open, and inclusive environment celebrating honesty, humor, and continuous improvement. The Multilingual Programs believe native language skills are an asset and transfer to secondary language learning. Students receiving ELD services are taught social, instructional, and academic language across subjects. ESL teachers build students' language capacity, increase curriculum access, and bridge prior learning into English-instructed classrooms. Mastery values the language and cultural diversity of English Learners, incorporating their literature and historical perspectives into the curriculum and school culture. The role offers opportunities for growth and impact, with training and support provided to help teachers be effective. Team members are trusted to make decisions and held accountable for results, working in a positive, professional, student-centered, and welcoming school culture.

Requirements

• Bachelor’s degree required with a record of personal, professional, and/or academic achievement
• Teacher certification - completed or in process
• Demonstrated expertise in subject area
• Commitment to and experience working with underserved communities
• Determination to drive student achievement and set high expectations for all students
• The ability to motivate, support, and challenge students in a student-centered, standards-driven classroom community
• A positive mindset and a drive for personal excellence
• Solutions-oriented resiliency to respond positively and effectively to challenges
• Outstanding instructional skills driven by data and delivered through rigorous and engaging strategies

Responsibilities

• Commit to ongoing professional development in the spirit of continuous improvement
• Develop rigorous and appropriate lesson plans, assignments, and assessments in cooperation with Mastery school-based leadership and curricular resources developed by Mastery’s Central Office Academic Team
• Work closely with school leaders to analyze student assessment data to measure progress and use data to inform instruction
• Collaborate in grade level teams to discuss student work, share best practices, plan events for joy and humor, and ensure student mastery of standards
• Engage families in their children’s education by building relationships and maintaining regular communication
• Demonstrate genuine interest, belief, and care for students’ personal and academic success
• Commit to professional growth, self-reflection, a receptiveness to feedback, and a desire to continuously improve

Benefits

• 403(b) retirement plan for PA employees (with a 5% match from Mastery for full-time employees)
• Enrollment in the State of New Jersey Pension Plan for NJ employees
• Robust Employee Assistance Program
• Mental health and counseling programs
• Annual Professional Development Fund
• Discounts and perks at a myriad of retailers, travel organizations, insurance providers
• Access to the HealthAdvocate Helpdesk

What This Job Offers

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