Elementary Teacher – K-3rd Grade - 2026/2027 School Year Mastery Charter SchoolsElementary Teacher – K-3rd Grade - 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. Across every elementary classroom, Mastery teachers are committed to closing the literacy gap by providing students with access to rigorous, culturally relevant texts and grade-level learning.
High School Technology Teacher - 9th-12th Grade 2026/2027 School Year Mastery Charter SchoolsHigh School Technology Teacher - 9th-12th Grade 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. 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.
Elementary Technology Teacher - K-6th Grade 2026/2027 School Year Mastery Charter SchoolsElementary Technology Teacher - K-6th Grade 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. This rich, diverse curriculum is further enhanced by our unique approach to teaching digital literacy through project-based activities, focusing on skills such as email etiquette, word processing, and PowerPoint formatting, without relying on a purchased curriculum.
Elementary Science Teacher - 3rd-5th Grade - 2026/2027 School Year Mastery Charter SchoolsElementary Science Teacher - 3rd-5th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.
Elementary English Language Arts Teacher – 3rd-5th Grade – 2026/2027 School Year Mastery Charter SchoolsElementary English Language Arts Teacher – 3rd-5th Grade – 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. Develop and implement 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.
High School Chemistry Teacher – 9th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School Chemistry Teacher – 9th-12th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.
Middle School Science Teacher - 6th-8th Grade - 2026/2027 School Year Mastery Charter SchoolsMiddle School Science Teacher - 6th-8th Grade - 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.
Elementary Bilingual (Fluent in Spanish) Teacher - K-6th Grade - 2026/2027 School Year Mastery Charter SchoolsElementary Bilingual (Fluent in Spanish) Teacher - K-6th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. 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.
Elementary Special Education Teacher – K-6th Grade - 2026/2027 School Year Mastery Charter SchoolsElementary Special Education Teacher – K-6th Grade - 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. At Mastery, we believe the IEP creates an opportunity for teachers, parents, school administrators, case managers, related services personnel, central office staff and students (when appropriate) to work together to improve educational results for children with disabilities.
High School History Teacher – 9th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School History Teacher – 9th-12th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. From 7th through 12th Grades, Mastery’s students learn Ancient World History, African American History, Modern World History, US History, and Government/Economics (as well as have the chance to take AP Modern World History, AP US History, and AP Government/Economics).
High School Science Teacher - 9th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School Science Teacher - 9th-12th Grade - 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.
Elementary - ESL - English as a Second Language (Fluent in Spanish) Teacher - K - 6th Grade- 2026/2027 School Year Mastery Charter SchoolsElementary - ESL - English as a Second Language (Fluent in Spanish) Teacher - K - 6th Grade- 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. ESL teachers work with our multilingual learners to build students’ language capacity, gain greater levels of access to the curriculum and bridge students’ prior learning and experiences into English-instructed classrooms and school environment.
High School - ESL - English as a Second Language (Fluent in Spanish) Teacher - 9th-12th grade- 2026/2027 School Year Mastery Charter SchoolsHigh School - ESL - English as a Second Language (Fluent in Spanish) Teacher - 9th-12th grade- 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. ESL teachers work with our multilingual learners to build students’ language capacity, gain greater levels of access to the curriculum and bridge students’ prior learning and experiences into English-instructed classrooms and school environment.
Elementary Spanish Teacher - K-6th Grade - 2026/2027 School Year Mastery Charter SchoolsElementary Spanish Teacher - K-6th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In our Heritage Spanish learning sequence we support heritage and native Spanish speakers in developing advanced skills related to Spanish literacy development including the analysis of Spanish language texts.
Middle School - ESL -English as a Second Language (Fluent in Spanish) Teacher - 6th-8th Grade - 2026/2027 School Year Mastery Charter SchoolsMiddle School - ESL -English as a Second Language (Fluent in Spanish) Teacher - 6th-8th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. ESL teachers work with our multilingual learners to build students’ language capacity, gain greater levels of access to the curriculum and bridge students’ prior learning and experiences into English-instructed classrooms and school environment.
Assistant Principal of Specialized Services - 2026/2027 School Year (Lenfest Campus-Center City) Mastery Charter SchoolsAssistant Principal of Specialized Services - 2026/2027 School Year (Lenfest Campus-Center City)Philadelphia, PA$108,200–$125,350 / yearFull timePhysical Requirements: Ability to physically perform the duties and to work in the environmental conditions required such as maneuvering in classrooms and office space-reaching file cabinets, filing, faxing, scanning, coping, typing, mailing, and making phone calls; Must be able to sit for up to two (2) hours looking at a computer monitor, using a keyboard and mouse and typing. Working closely with school leadership and instructional staff, you will manage and coordinate all specialized services, including special education, 504 plans, academic and social-emotional interventions, and English language development.
High School Physics Teacher – 9th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School Physics Teacher – 9th-12th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.
High School Spanish Teacher - 7th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School Spanish Teacher - 7th-12th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In our Heritage Spanish learning sequence we support heritage and native Spanish speakers in developing advanced skills related to Spanish literacy development including the analysis of Spanish language texts.
Future Opportunities - ESL - English as a Second Language (Fluent in Spanish) Teacher - K-8th Grade - 2026/2027 School Year Mastery Charter SchoolsFuture Opportunities - ESL - English as a Second Language (Fluent in Spanish) Teacher - K-8th Grade - 2026/2027 School YearPhiladelphia, PA$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. ESL teachers work with our multilingual learners to build students’ language capacity, gain greater levels of access to the curriculum and bridge students’ prior learning and experiences into English-instructed classrooms and school environment.
High School Science Teacher – 9th-12th Grade - 2026/2027 School Year Mastery Charter SchoolsHigh School Science Teacher – 9th-12th Grade - 2026/2027 School YearCamden, NJ$60,900–$112,700 / yearFull timePhysical Requirements: Ability to physically perform the essential duties of the role, and to work in the environmental conditions required, such as: traveling to network campuses; maneuvering in office spaces (including standing, walking, sitting for long periods of time, speaking loudly and clearly, seeing and hearing things both near and far away); stooping, kneeling, reaching file cabinets/shelves; fine finger and hand manipulation in use of computer, chalkboard, dry erase, &/or projectors; filing, faxing, scanning, coping, typing, mailing, and making phone calls; sitting for up to two (2) hours looking at a computer monitor, using a keyboard/mouse, and typing. In joining Mastery as a Science teacher, you will have the opportunity to empower students to become active participants in their own learning, fostering deep understanding, critical thinking, and a lifelong passion for scientific exploration.