High School Science Teacher – 9th-12th Grade – 2025/2026 School Year Position Available In Philadelphia, Pennsylvania

Job Description:

About Mastery:

Founded in 2001, Mastery Schools is a publiccharter network of 23 K-12 schools in Philadelphia and Camden,serving more than 14,000 students. At Mastery, we’re on a missionto provide all students with the academic and personal skills theyneed to succeed after graduation and pursue their dreams. Studentachievement is not just a goal for our organization; it’s thereason we exist, and every member of our team is dedicated tosecuring student success. We are also committed to pursuing equity,actively disrupting systemic racism, and addressing the disparitiesthat limit our students’ choices. Our culture is built on respect,service, and the belief that the success of our students, theirfamilies, and the communities we serve will help us achieve ourmission. We foster a positive, open, and inclusive environmentwhere honesty, humor, and continuous improvement are celebrated.

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

This role is eligible for a $5,000 bonus as well as up to $5,000for relocation expenses! New teachers start at $60,000, withMastery offering up to $82,000 based on experience and education.

Salaries range from $60,000 to $111,000, with growth opportunitiesas your career progresses.

The Opportunity:

At Mastery, we havefully embraced the Next Generation Science Standards framework tocreate a transformative learning environment. The NGSS approachempowers students to become active participants in their ownlearning, fostering deep understanding, critical thinking, and alifelong passion for scientific exploration. From the moment theyenter our buildings, our young scientists engage with the coreideas and crosscutting concepts of science through engagement inthe practices of science and engineering. As a teacher, you willhave the opportunity to engage with this cutting-edge approach,impacting students’ lives in meaningful ways. Our K-12 programincludes NGSS -aligned curricula that allows our students toactively engage in hands-on experiments, data analysis, andproblem-solving, mirroring the experiences of real scientists.

Students tackle real-world challenges, enhancing theirproblem-solving skills and developing a deeper appreciation for therelevance and impact of science in their lives. Teaching science atMastery you will set high expectations and provide high support sothat all of your students are able to succeed. You will workalongside our Specialized Services and School Culture teams toensure your students receive the help they need to thrive. AtMastery we value Continuous Improvement and want you to learn andgrow in your craft. We utilize a team of Assistant Principals,central-office coaches, and school-based content teams to provideevery teacher coaching and feedback. Embracing NGSS meanscontinuous professional development and growth. You’ll have accessto workshops, training sessions, and collaboration opportunitieswith fellow educators, keeping you updated with the latestpedagogical practices and scientific discoveries. Together, we caninspire a new generation of scientists, innovators, and criticalthinkers who are ready to tackle the challenges of the future.

Duties and Responsibilities:

Drive student achievement and set highexpectations for all students Commit to professional growth,self-reflection, a receptiveness to feedback, and a desire tocontinuously improve Implement rigorous and appropriate lessonplans, assignments, and assessments in cooperation with Masteryschool-based leadership and curricular resources developed byMastery’s central office Academic Team Work closely with schoolleaders to analyze student assessment data to measure progress anduse data to inform instruction Collaborate in grade level teams todiscuss student work, share best practices, plan events for joy andhumor, and ensure student mastery of standards Engage families intheir children’s education by building relationships andmaintaining regular communication Demonstrate genuine interest,belief, and care for students’ personal and academic successRespond positively and effectively to challenges with asolutions-oriented resiliency

Education, Experience, and Skills:

Bachelor’s degree required with a record of personal, professional,and/or academic achievement Teacher certification – completed or inprocess Demonstrated expertise in subject area Outstandinginstructional skills driven by data and delivered through rigorousand engaging strategies

Physical Requirements:

Ability tophysically perform the essential duties of the role, and to work inthe environmental conditions required, such as: traveling tonetwork campuses; maneuvering in office spaces (including standing,walking, sitting for long periods of time, speaking loudly andclearly, seeing and hearing things both near and far away);stooping, kneeling, reaching file cabinets/shelves; fine finger andhand 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) hourslooking at a computer monitor, using a keyboard/mouse, and typing.

TeachAtMastery Mastery’s Benefits Package:

We offer a full benefitsprogram and opportunities for professional growth. Some of our mostpopular benefits include our 403(b) retirement plan for PAemployees (with a 5% match from Mastery), enrollment in the Stateof New Jersey Pension Plan for NJ employees, a robust EmployeeAssistance Program, mental health and counseling programs, anannual Professional Development Fund, and discounts and perks at amyriad of retailers, travel organizations, insurance providers, andso much more, as well as a Benefits VIP Helpdesk to help younavigate various benefits-related topics. Please go here to see allof our Benefits offerings !

Annual Calendar:

As you plan to makeMastery your new work home, please feel free to review our Calendarfor the 25/26 School Year . We like to think our calendar is abenefit of working here too!

Why You Should Apply:

Studies haveshown that women and people of color are less likely to apply forjobs unless they believe they can perform every job descriptiontask. We are most interested in finding the best candidate for thejob, and that candidate may come from a less traditionalbackground. Mastery may consider an equivalent combination ofknowledge, skills, education, and experience to meet minimumqualifications. If you are interested in applying, we encourage youto think broadly about your background and skill set for therole.