Masterycharter8h ago

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$96,000 – $107,500/yr

Assistant Director of Multilingual Learners

United States·PhiladelphiaFull-Time 2026-27 School Yearexecutive

OtherAssistant Director

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Quick Summary

Key Responsibilities

We offer a full benefits program and opportunities for professional growth.

Technical Tools

OtherAssistant Director

About Mastery:

Founded in 2001, Mastery Schools is a public charter network of 23 K-12 schools in Philadelphia and Camden, serving more than 14,000 students.

At Mastery, we’re on a mission to provide all students with the academic and personal skills they need to succeed after graduation and pursue their dreams. Student achievement is not just a goal for our organization; it's the reason we exist, and every member of our team is dedicated to securing student success. We are also committed to pursuing equity, actively disrupting systemic racism, and addressing the disparities that limit our students' choices.

Our culture is built on respect, service, and the belief that the success of our students, their families, and the communities we serve will help us achieve our mission. We foster a positive, open, and inclusive environment where honesty, humor, and continuous improvement are celebrated.

Join us in creating a model urban school district that serves all students with excellence. Together, we can make a lasting impact.

Position Summary:

The Assistant Director of Multilingual Learners (ADoML) will support Mastery Schools’ campuses in implementing and coordinating effective classroom instruction and initiatives for our Multilingual Learner population. The ADoML will play a pivotal role in bridging the work of the central office academic team with its implementation at the school level. In addition, the ADoML will ensure that timely and efficient data and information flow between schools and central office teams. The ADoML will have a variety of ongoing, individual projects, including teacher and leader coaching, professional development, coordination, data dissemination, and compliance project management. The ADoML will report directly to the Senior Director of Multilingual Education.

Coach Assistant Principals to develop their ESL teachers and ensure strong Multilingual Learner data driven supports across all settings

Coach ESL teachers to implement evidenced based teaching practices

Manage a team of centrally deployed Multi-Campus ESL teachers to provide services to Multilingual Learners in schools with small populations, including coaching and evaluation

Coordinate school to central office communication, developing efficient systems to collect feedback on network supports and strategy

Develop systems to ensure functional central office departments are informed of federal and state English Language Development policy and their implications on how Local Education Agencies (LEAs) serve their Multilingual Learner student population

Collect, analyze, and share out Multilingual Learner data from multiple Mastery campuses

Maintain accurate files and documents related to Multilingual Learners as required by federal and state policy

Research, purchase and/or develop classroom resources, curriculum and equipment specifically for classrooms and the needs of Multilingual Learners

Coordinate, develop and present professional development trainings for Multilingual Learner staff throughout the year, as well as onboarding and training at the beginning of the year

Provide school facing, family and community facing workshops – all intended to inform participants and the network on best practice, policy, and values of all stakeholders

Support schools in and develop Multilingual Learner programming for students with unique needs

Support schools in administering state mandated assessments to students across the network

Manage a variety of projects, inclusive of compliance related projects, at the school and network level, as needed

Other duties as may be required to ensure central office supports are effective and our schools and students are successful

Demonstrated expertise in a variety of Multilingual Learner and Bilingual service models

Proven ability to use data-driven instruction to support student achievement

Strong communication and interpersonal skills

Experience developing instructional and compliance manuals and other supplemental documents

Expertise in training others to implement research-based practices related to Multilingual Learners

Experience developing Language Instruction Educational Plans (LIEPs) and/or other state-mandated and content specific plans

Expertise of instructional strategies to promote language acquisition across content areas

Ability to interpret and communicate federal and state policy that holds implications on how LEAs serve students and their families

Be detail oriented and highly organized

Excellent listening, verbal, and written communication skills

Bachelor’s Degree required; Master’s degree preferred

A minimum of five (5) years of teaching experience in multilingual learner services is required.

Experience providing instructional coaching, feedback, and professional development to educators.

Previous people management or team leadership experience preferred.

Experience teaching in an under-resourced or underserved communities school setting is preferred

Experience working with school leaders and presenting workshops in the content area is preferred

Ability to physically perform the essential duties of the role as outlined above, and to work in the environmental conditions required, such as traveling to network campuses, monitoring and interacting with students, in-person facilitation of trainings, etc;

This role may require frequent travel between multiple locations. Reliable transportation is essential to fulfill job responsibilities

External candidates hired for this role are eligible for a $3,000 signing bonus as well as up to $5,000 for relocation expenses!

The Assistant Director of Multilingual Learners at Mastery can expect a starting salary between $96,000 to $107,500 based on education and experience, with opportunities for growth as your career progresses. Each offer is made in alignment with Mastery’s compensation philosophy and commitment to pay equity, ensuring fairness and consistency across our team.

Mastery's Benefits Package:

We offer a full benefits program and opportunities for professional growth. Some of our most popular benefits include our 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, a robust Employee Assistance Program, mental health and counseling programs, an annual Professional Development Fund, and discounts and perks at a myriad of retailers, travel organizations, insurance providers, and so much more, as well as access to the HealthAdvocate Helpdesk to help you navigate various benefits-related topics. Please go here to see all of our Benefits offerings!

Annual Calendar:

As you plan to make Mastery your new work home, please feel free to review our calendar here. We like to think our calendar is a benefit of working here too!

Why You Should Apply:

Studies have shown that women and people of color are less likely to apply for jobs unless they believe they can perform every job description task. We are most interested in finding the best candidate for the job, and that candidate may come from a less traditional background. Mastery may consider an equivalent combination of knowledge, skills, education, and experience to meet minimum qualifications. If you are interested in applying, we encourage you to think broadly about your background and skill set for the role.