Sizer School

Sizer School

Chemistry Teacher

Location : Westminster, MA, 01473

Job Type : Full Time

Date Posted : 27 March 2026

Job Description

JOB SUMMARY

Sizer School, a North Central Charter Essential School, is seeking a dedicated, student-centered educator to teach Chemistry courses as well as science electives. This candidate will bring a passion for implementing best instructional practices, and a commitment to further promote an already existing positive collaborative teaching and learning environment. Only those candidates with a deep belief in the Sizer School mission and ready to teach in and be a part of an exemplary, innovative public middle/high school need apply.

MAJOR RESPONSIBILITIES (May include, but not limited to)

Teaches high school Chemistry courses and laboratories as well as science electives.

Demonstrates a strong knowledge of the Massachusetts Curriculum Frameworks.

Promotes the learning and growth of all students by providing high-quality instruction and encouraging students to think independently and to express original ideas;

Designs units of instruction with measurable outcomes and challenging tasks;

Demonstrates instructional practices that reflect cultural proficiency as well as creates a safe and effective classroom environment;

Adapts instruction, materials, and assessments to make challenging material accessible to all students, including English learners and students with disabilities;

Acts as an advisor to a group of students and works to shape curriculum and practice to support the whole student;

Designs learning experiences that are informed by data and address prioritized standards;

Reflects on the effectiveness of lessons, units, and interactions with students, both individually and with colleagues, and uses insights gained to improve practice and student learning;

Communicates with parents and school counselors on student progress;

Administers formative and summative assessments in alignment with grade-level needs; and

Participates in school-wide and subject specific professional development and grade level team collaborative meetings.

SIZER SCHOOL MISSION

Sizer is a public school where students are known personally, challenged intellectually, and participate actively. Guided by its commitment to diversity and inclusiveness, the school seeks to send graduates into the world who THINK for themselves, CARE about others, and ACT creatively and responsibly.

QUALIFICATIONS

A Bachelor’s degree or higher in Chemistry or a related field from an accredited college or university

Dedication to the Sizer School mission

Thorough knowledge of curriculum design, MA Common Core, and assessment tools

MA DESE License with SEI Endorsement preferred. Mandatory within the first year of employment.

Successful experience in teaching in a diverse school environment.

Innovative team player with proven history of service.

Ability to build strong relationships with students, staff, and families.

Ability to pass CORI and National Criminal Background Check.

Sizer School, a North Central Charter Essential School, is seeking a dedicated, student-centered educator to teach Chemistry courses as well as science electives. This candidate will bring a passion for implementing best instructional practices, and a commitment to further promote an already existing positive collaborative teaching and learning environment. Only those candidates with a deep belief in the Sizer School mission and ready to teach in and be a part of an exemplary, innovative public middle/high school need apply.

MAJOR RESPONSIBILITIES (May include, but not limited to)

Teaches high school Chemistry courses and laboratories as well as science electives.

Demonstrates a strong knowledge of the Massachusetts Curriculum Frameworks.

Promotes the learning and growth of all students by providing high-quality instruction and encouraging students to think independently and to express original ideas;

Designs units of instruction with measurable outcomes and challenging tasks;

Demonstrates instructional practices that reflect cultural proficiency as well as creates a safe and effective classroom environment;

Adapts instruction, materials, and assessments to make challenging material accessible to all students, including English learners and students with disabilities;

Acts as an advisor to a group of students and works to shape curriculum and practice to support the whole student;

Designs learning experiences that are informed by data and address prioritized standards;

Reflects on the effectiveness of lessons, units, and interactions with students, both individually and with colleagues, and uses insights gained to improve practice and student learning;

Communicates with parents and school counselors on student progress;

Administers formative and summative assessments in alignment with grade-level needs; and

Participates in school-wide and subject specific professional development and grade level team collaborative meetings.

SIZER SCHOOL MISSION

Sizer is a public school where students are known personally, challenged intellectually, and participate actively. Guided by its commitment to diversity and inclusiveness, the school seeks to send graduates into the world who THINK for themselves, CARE about others, and ACT creatively and responsibly.

QUALIFICATIONS

A Bachelor’s degree or higher in Chemistry or a related field from an accredited college or university

Dedication to the Sizer School mission

Thorough knowledge of curriculum design, MA Common Core, and assessment tools

MA DESE License with SEI Endorsement preferred. Mandatory within the first year of employment.

Successful experience in teaching in a diverse school environment.

Innovative team player with proven history of service.

Ability to build strong relationships with students, staff, and families.

Ability to pass CORI and National Criminal Background Check.

Position Type:Full-time

Job Categories:

Classroom Teacher > Science: Chemistry

Equal Opportunity Employer

Sizer School provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Job Requirements
  • At least 2 year(s) of relevant experience preferred.
  • Bachelor degree preferred.
  • Citizenship, residency or work visa required
Application Questions

There are no application questions required for this job posting.

Contact Information
  • Andrew Lay , School Principal
  • 500 Rindge Road
  • Fitchburg, Massachusetts 01420
  • Phone: (978) 345-2701
  • Fax: (978) 345-9127
  • Email:

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