Career Opportunities

Lexington Montessori School is seeking an experienced Art teacher to work with students in our Children’s House program, beginning in August 2026. This is a part-time position (4 hours per week). Classes meet once per week. While the Art teacher collaborates with classroom teachers, they are responsible for designing and delivering the Art curriculum. 

Montessori training is not required for this position. We welcome applicants with experience in progressive, experiential, and/or holistic education.

Responsibilities include:

• Design and provide a creative, adaptive environment which is both stimulating and aesthetically appealing.
• Participate in the collective design and maintenance of teaching environments and those shared with other staff (hallways, staff rooms, etc.).
• Implement a curriculum which is consistent with the school’s mission and diversity tenets, as well as with all-school curriculum objectives.
• Share and coordinate classroom curriculum with other specialists and Art teachers, with the goal of providing children with a sequenced and integrated educational experience.
• Communicate observations and knowledge of children to others working with that child: classroom teachers, BASP staff, etc.
• Intervene proactively and reactively to maintain a disciplined, respectful community.
• Communicate professionally, directly, and respectfully with colleagues.
• Participate in, support and nurture the LMS community spirit.
• Keep subjective and objective records of students’ progress.
• Writes reports on student progress for parents 
• Communicate commitment to anti-bias education in communication with parents and children.
• Contribute to school publications and keep online information current.

LMS has a diverse family and teacher community, committed to the Montessori approach of mutual respect and collaboration, striving for outcomes of resourcefulness, self-reliance, divergent thinking, and belief in oneself as a contributing member of the school and of society.

All employees of Lexington Montessori School are required to verify employment eligibility and successfully complete CORI, SORI, and fingerprint-based background checks as a condition of employment.

Engaging, energetic professionals who would like to join an outstanding community of educators should send a resumé and three references, together with a statement of teaching philosophy to [email protected].

Lexington Montessori School is looking to hire a part-time, 26-hour/week Learning Specialist for students ages 9 through 14 (grades 4 - 8) for the 2026-27 school year. Responsibilities would include, but are not limited to:

• Design, execute and assess personalized learning plans for students.
• Provide individual and small-group support in organization, planning, time management, task completion, study skills, and self-monitoring.
• Help students develop individualized systems for managing assignments, projects, and daily responsibilities.

• Provide targeted support in mathematics, written expression, reading comprehension, and large project organization.
• Help students access the curriculum while maintaining appropriate challenge and independence.
• Monitor progress and adjust supports as students' needs evolve.

• Collaborate with the Learning Inclusion Team to enhance student learning school-wide.
• Partner with teachers to identify student needs, develop support plans, and implement effective accommodations and learning strategies.
• Participate in student support meetings and maintain ongoing communication about student progress and goals.

• Foster self-confidence, independence, resilience, self-advocacy and self-awareness skills.
• Help students understand their learning strengths and challenges.

Candidates who apply are expected to embrace Montessori principles, build warm, trusting relationships with students, balance support with expectations and accountability and value diversity, equity, inclusion, belonging, and social responsibility. They should have a minimum of:

• Bachelor’s Degree,  
• Experience working with 4th to 8th grade students,
• Strong understanding of neurodiversity, executive functioning and learning differences,
• Experience supporting diverse learning profiles,
• Demonstrated skill in math instruction and writing support,
• Strong communication, collaboration and organizational skills.

Other preferred skills for this position are:

• Montessori credentials or significant experience in a Montessori setting,
• Experience in learning support, special education, educational therapy, academic coaching or a related field,
• Knowledge of ADHD, dyslexia, dysgraphia, neurodivergence and other learning differences,
• Experience collaborating within an independent school environment.

LMS boasts a collegial faculty with a commitment to diversity and Montessori philosophy and pedagogy. Excellent benefits; part-time salary in proportion to experience. Please submit a resume, letter of interest and three letters of recommendation and/or references to Maria-Veronica Barnes at [email protected]. 

Lexington Montessori School is seeking a dedicated Accounting Specialist to become an integral part of our Business Office team. 

Date Posted: May 7, 2026  

Start Date: June 1, 2026  

Type: Full-time, 12 month, exempt position  

Salary Range: $55,000  $70,000 (commensurate with experience and credentials)

Position Summary:

The Accounting Specialist supports all areas of school finance, working closely with the Assistant Head for Finance & Operations to ensure accurate, timely recording of transactions. Key responsibilities include tuition management, accounts payable, purchasing, general ledger reconciliations, and supporting various financial processes across the school.

 Essential Functions:

• Manage student records and tuition payments via Ravenna, communicating with families regarding delinquent accounts or questions.  
• Assist with tracking the Before and After School Program Income and creating related forms.  
• Fundraising - record and track donations, including wire transfers, website donations, and checks;  reconcile with Development.  
• Process accounts payable invoices and prepare weekly check runs.  
• Place orders for faculty and staff through Amazon or other approved vendors.  
• Receive and verify incoming orders, notifying teachers when items are ready for pickup.  
• Maintain and reconcile general ledger account activity, resolving discrepancies as needed.  
• Perform monthly reconciliations of Balance Sheet and Income Statement accounts, creating journal entries as necessary.  
• Reconcile cash on a monthly basis.  
• Support employees with the Medical and Dependent Care Flexible Spending Programs during open enrollment.  
• Collaborate on budgeting, special projects, and financial analysis with the Assistant Head of Finance and Operations.
• Assist with annual financial audits, Form 990 filings, and MA state tax returns.  
• Communicate effectively with faculty, staff, students, and families as needed.

 Skills and Qualifications

• Bachelor's degree in accounting or related field, with 3-5 years of experience in nonprofit accounting preferred.  
• Proficiency with QuickBooks, Microsoft Excel, Word, Google Sheets, and Google Workspace. 
• Ability to manage multiple tasks and projects while adhering to deadlines.  
• Strong written and verbal communication skills.  
• Problem solving skills and attention to detail.  
• Ability to maintain confidentiality with sensitive information.

 Physical Requirements:

•  Primarily desk-based; requires walking between campus buildings daily.  
•  Ability to lift packages weighing up to 20 lbs.

 Benefits at LMS:

•  Health and dental insurance  
•  Life and AD&D insurance  
•  403(b) retirement plan with company matching after 2 years of service  
•  Paid vacation, sick, and personal days

To Apply:

Please send a cover letter and resume to [email protected]. No phone calls, please.

Lexington Montessori School is seeking an experienced Spanish teacher to work with students in our Children’s House, and Elementary programs, beginning in August 2026. This is a part-time position (6 hours per week). Elementary classes meet twice per week, and Children’s House classes once per week. While the Spanish teacher collaborates with classroom teachers, they are responsible for designing and delivering the Spanish curriculum. 

Montessori training is not required for this position. We welcome applicants with experience in progressive, experiential, and/or holistic education.

Responsibilities include:

• Design and provide a creative, adaptive environment which is both stimulating and aesthetically appealing.
• Participate in the collective design and maintenance of all-school environments and those shared with other staff (hallways, staff rooms, etc.).
• Implement a curriculum which is consistent with the school’s mission and diversity tenets, as well as with all-school curriculum objectives.
  • In the early years, to expose children to Spanish in an integrated way and as part of their daily activities.
  • For elementary students, to expose children to the rich diversity of the Spanish language and the cultures of the countries where Spanish is spoken using creative, engaging, collaborative lessons.
• Participate in the continual development, review, and revision of the Spanish curriculum.
• Participate in, support and nurture the LMS community spirit.
• Share and coordinate classroom curriculum with other specialists and Spanish teachers, with the goal of providing children with a sequenced and integrated educational experience.
• Intervene proactively and reactively to maintain a disciplined, respectful community.
• Communicate observations and knowledge of children to others working with that child: classroom teachers, BASP staff, etc.
• Communicate professionally, directly, and respectfully with colleagues.
• Design and implement clear lines of communication with parents.
• Keep subjective and objective records of students’ progress.
• Writes reports on student progress for parents (Children's House and Elementary).
• Communicate commitment to anti-bias education in communication with parents and children.
• Contribute to school publications and keep online information current.

LMS has a diverse family and teacher community, committed to the Montessori approach of mutual respect and collaboration, striving for outcomes of resourcefulness, self-reliance, divergent thinking, and belief in oneself as a contributing member of the school and of society.

All employees of Lexington Montessori School are required to verify employment eligibility and successfully complete CORI, SORI, and fingerprint-based background checks as a condition of employment.

Engaging, energetic professionals who would like to join an outstanding community of educators should send a resumé and three references, together with a statement of teaching philosophy to [email protected].

Lexington Montessori School is offering an ideal position for those of you who love working with children ages 2-14 years old. 

Under the general direction of the Director of Operations, the ideal candidate will partner with faculty in providing on-call support and supervision during the school day. Substitute teachers are tasked with maintaining continuity in the assigned instructional program during the regularly scheduled teacher’s absence. 

We are currently interviewing for a substitute teacher to work comfortably with Toddlers, Preschoolers, Kindergartners, Elementary students and Middle School students. You will be working with many experienced support staff and teachers. This is a per diem, hourly position and is not a benefit-eligible position. 

Position Responsibilities:

• Follow the instructional guide and class expectations outlined in teachers’ lesson plans.
• Create and maintain a positive learning environment in the classroom.
• Clean teaching area at the end of the day – put all equipment and materials away. If it is the usual daily practice, have students place chairs on the desks.
• Perform any other tasks assigned to the absent teacher such as lunch, recess, etc.
• Be familiar with fire exits, fire drill procedures, and safety procedures.

Applicants should send a resumé and three references to Mike Scalese, Director of Operations at [email protected].

Lexington Montessori School is an independent day school serving toddler through eighth grade enrolling approximately 240 students. LMS has a diverse family and teacher community, committed to the Montessori approach of mutual respect and collaboration, striving for outcomes of resourcefulness, self-reliance, divergent thinking, and belief in oneself as a contributing member of the school and of society. Our 19 acres of woods and wetlands provide ample outdoor opportunities for teachers and children.

Our mission: Lexington Montessori School builds an inclusive, joyful community that ignites self-discovery through purposeful learning, inspiring children to embrace and challenge the world with compassion, resilience and courage.