Work at GTMS

Greene Towne Montessori School, located in Center City, Philadelphia, is dedicated to providing a stimulating learning environment for children ages 18 months through 6 years, consistent with the values and principles developed by Dr. Maria Montessori. Fully accredited by the American Montessori Society, Greene Towne Montessori School instills in young children an understanding of learning as a personal process, a sense of agency in building self and community, and the joy of possibility.

Greene Towne’s “All-Day Montessori” program was created specifically for students and their families who look for care beyond the typical school day and calendar. The extension of our classroom environment builds a unique community specifically set-up for children who stay at school all day. An All-Day Montessori classroom with fewer transitions during the day gives the children consistency of place, teaching staff and activity with the same Montessori philosophy and teaching methods, and designed to meet the physical, emotional, social, and intellectual development of children as all our programs. Families have options to enroll for 9 months or 12 months. Children are guided by morning and afternoon teaching teams, with program hours from 8am-6pm.

Greene Towne Montessori School values diversity as part of its mission, provides equal employment opportunity, and does not discriminate against any employee or applicant for employment because of race, color, national origin, disability, ancestry, citizenship, religion, age, gender, sexual orientation or any other characteristic protected by law.

Title: Toddler Lead Teacher: All Day Montessori, year-round position

Greene Towne Montessori School is seeking qualified candidates for the position of a Toddler Lead Teacher for its All-Day Montessori Program. The Toddler ADM Lead Teacher will plan and deliver exceptional Montessori instruction 18 months to 3 yr -old students, provide a nurturing and caring space for students, and a well-managed classroom environment. This person will work closely 4-person team, supervise and train the Assistant Teachers and meet with them to discuss classroom work and goals. The Lead Teacher will develop lesson plans along with maintaining daily records of children’s activities and progress, have excellent communication skills both in written form and in speaking, and have regular, proactive communication with families throughout the school year.

• Qualifications: Montessori Early Childhood Certification, 4-year college degree or higher, two or more years of experience in leading a Primary Montessori environment. Greene Towne Montessori School is seeking individuals that have a love for children, possess a growth-mindset, are organized self-starters, are a team player and are flexible and sensitive to the needs that arise in the life of an active school. Experience with Transparent Classroom and Google Suite helpful.
• Benefits: Competitive compensation. Health, dental & vision insurance. Six school weeks of vacation. Retirement plan and term life.
• Community: Greene Towne Montessori School’s mission to develop each child’s full human potential–emotionally, academically, and socially–and to foster a life-long love of learning. Our programs aim to meet the diverse needs of the children and families we serve (toddlers through third grade, about 200 students). Our urban location allows us to take advantage of Philadelphia’s cultural and educational opportunities.
• To apply: Email letter of interest, resume, and contact information for three professional references, to careers@gtms.org.
• Deadline: May 1, 2026 Position start date: August 3. 2026. Applications will be reviewed as they are received.

Note to the Applicants: Only shortlisted candidates will be contacted for an interview.  No calls please.  Applicants must be authorized to work in the United States. GTMS is unable to sponsor visas at this time.   

 Greene Towne Montessori School, located in Center City, Philadelphia, is dedicated to providing a stimulating learning environment for children ages 18 months through 6 years, consistent with the values and principles developed by Dr. Maria Montessori. Fully accredited by the American Montessori Society and the Pa. Association of Independent Schools, Greene Towne Montessori School instills in young children an understanding of learning as a personal process, a sense of agency in building self and community, and the joy of possibility.

Greene Towne’s “All-Day Montessori” program was created specifically for students and their families who look for care beyond the typical school day and calendar. The extension of our classroom environment builds a unique community specifically set-up for children who stay at school all day. The All-Day Montessori classroom with fewer transitions during the day gives the children consistency of place, teaching staff and activity with the same Montessori philosophy and teaching methods, and designed to meet the physical, emotional, social, and intellectual development of children as all our programs. Families have options to enroll for 9 months or 12 months. Children are guided by morning and afternoon teaching teams, with total program hours from 8am-6pm. Teaching teams work from 7:45am-4, or late morning through 6pm.

Now in its 59th year, Greene Towne has recently moved into a new facility in its Logan Square neighborhood. The three-floor building and expansive roof playdeck features spacious classrooms specifically designed and outfitted for our program.

Greene Towne Montessori School values diversity as part of its mission, provides equal employment opportunity, and does not discriminate against any employee or applicant for employment because of race, color, national origin, disability, ancestry, citizenship, religion, age, gender, sexual orientation, or any other characteristic protected by law.

Title: Primary Assistant Teacher: All Day Montessori, 10;45am-6:00pm, September-August. Greene Towne Montessori School is seeking candidates for the position of a Primary (ages 3-6) Assistant Teacher for its All-Day Montessori Program. The Primary ADM Assistant will assist the Montessori Lead Teacher in the classroom. Duties include supporting children in their learning, helping to maintain a beautiful Montessori environment, adhering to Department of Human Services Standards, maintenance and upkeep of the classroom, support with cooking, crafts and other projects with the children. The Primary Assistant will help our students to become more independent and capable people. The Primary Assistant will be a member of a 5-person classroom team.

• Qualifications: Early Childhood teaching experience required; Montessori experience is helpful. We are seeking individuals that have a love for children, possess a growth-mindset, are organized self-starters and are flexible and sensitive to the needs that arise in the life of an active school.
• Benefits: Competitive compensation. Health, dental & vision insurance for full time employees. Retirement plan and term life. Six weeks of vacation time. Regular professional development in areas including Montessori methodology, diversity equity and inclusion work, and communication skills.
• To apply: Email letter of interest, resume, and contact information for three professional references, to careers@gtms.org
• Deadline: Applications will be reviewed as they are received. Position start date: June 8, 2026.

Note to the Applicants: Only shortlisted candidates will be contacted for an interview.  No calls please.  Applicants must be authorized to work in the United States. GTMS is unable to sponsor visas at this time.   

Greene Towne Montessori School, located in Center City, Philadelphia, is dedicated to providing a stimulating learning environment for children ages 18 months through 9 years, consistent with the values and principles developed by Dr. Maria Montessori. Greene Towne Montessori School instills in young children an understanding of learning as a personal process, a sense of agency in building self and community, and the joy of possibility.

The Greene Towne Montessori School Auxiliary Assistant provides classroom support in response to changing needs each day. Duties include organizing activities for children; substituting as needed; supporting lunch, recess, and nap; guiding children in their work; replenishing materials; cleaning and disinfecting the classroom and helping children with transitions moving through the building and up to the rooftop play deck. The Auxiliary Assistant reports to the Head of School, Montessori Director/Dean of Faculty, Senior Administrative Assistant or Lead Teacher as assigned. This position requires flexibility and a broad range of skills, with energetic adaptability to changing needs each day and provides an excellent experience for those who are looking to explore Montessori early childhood education.

Greene Towne Montessori School values diversity as part of its mission, provides equal employment opportunity, and does not discriminate against any employee or applicant for employment because of race, color, national origin, disability, ancestry, citizenship, religion, age, gender, sexual orientation or any other characteristic protected by law.

GTMS Careers

55 N. 22nd Street, Philadelphia, PA 19103

email: careers@gtms.org

web: www.gtms.org

• Qualifications: Early Childhood classroom teaching experience is required. Greene Towne Montessori School is seeking individuals that have a love for children, possess a growth-mindset, are organized self-starters, and are flexible and sensitive to the needs that arise in the life of an active school.
• Competitive compensation and benefits, three weeks’ paid vacation in addition to school
• Regular professional development in areas including Montessori methodology, diversity equity and inclusion work, and communication skills.
• Community: Our programs aim to meet the diverse needs of the children and families we Our urban location allows us to take advantage of Philadelphia’s cultural and educational opportunities.
• To apply: Email letter of interest, resume, and contact information for three professional references, to careers@gtms.org
• Deadline Application Date: Applications will be reviewed as they are received. Position start date: Flexible

Note to the Applicants: Only shortlisted candidates will be contacted for an interview.  No calls please.  Applicants must be authorized to work in the United States. GTMS is unable to sponsor visas at this time.

Office Administrator
Greene Towne Montessori School (GTMS)
Location: Philadelphia, PA | Reports To: Head of School | Type: Full-Time Start Date: July 1 | Hours: Monday–Friday, 8:00 AM–4:00 PM (occasional evenings/weekends for school events)
About the Role
The Office Administrator is the welcoming face of GTMS and the operational backbone of our front office. You’ll be the first person families, students, and visitors encounter — and the steady force behind the records, systems, and logistics that keep school life running smoothly. This role works closely with the Head of School, the Montessori Director/Dean of Faculty, and the broader administrative team.
Key Responsibilities
● Greet and assist families, students, and visitors with warmth and professionalism; manage building access and oversee arrival and dismissal
● Maintain accurate, real-time student attendance records and support emergency drill coordination
● Manage school systems including the MyGTMS platform, master calendar, and student and personnel files
● Coordinate substitute procurement and support faculty with day-to-day operational needs
● Handle community communications, supply orders, and compliance reporting (DOE, PAIS/AMS, DHS)
What We’re Looking For
● Warm, organized, and calm under pressure
● Strong communicator with good judgment and discretion
● Comfortable learning new technology platforms
● Prior experience in a school or administrative office setting preferred
Compensation & Benefits
We offer a competitive salary commensurate with experience, along with a comprehensive benefits package including health insurance, paid time off, and professional development support.
To apply, send your resume and a brief cover letter to careers@gtms.org.

GTMS is an equal opportunity employer.
Note to the Applicants: Only shortlisted candidates will be contacted for an interview. No calls please. Applicants must be authorized to work in the United States. GTMS is unable to sponsor visas currently.

Greene Towne Montessori School | Philadelphia, PA

About Greene Towne
Greene Towne Montessori School is a mission-driven independent school in Philadelphia committed to joyful, child-centered Montessori education. Our advancement team connects families, donors, alumni, and community partners to the school’s mission and builds the philanthropic foundation that makes Greene Towne’s work possible.

About the Role
We are seeking a creative, organized, and people-centered Advancement Assistant to support our Enrollment, Development, and Marketing & Communications functions, and to serve as the school’s primary liaison to the Greene Towne Parents Association (GPA).
This role is ideal for someone who thrives on variety, collaborates easily across teams, and brings warmth and professionalism to everything they do. Core hours are 8:00 AM – 4:00 PM, with occasional evening or weekend events required.

Key Responsibilities
● Maintain and clean constituent database; support data entry and reporting
● Process gifts and prepare donor acknowledgment letters
● Create graphic design and digital content for campaigns, events, and communications
● Support enrollment through family welcome meetings, orientations, and events
● Serve as the staff liaison to the GPA, supporting parent-led initiatives

Qualifications
● Bachelor’s degree or equivalent experience in nonprofit management, communications, marketing, or a related field
● 2+ years in advancement, development, admissions, or marketing — school or nonprofit experience preferred
● Proficiency in graphic design tools (Adobe Creative Suite, Canva, or similar) and video/photo editing
● Experience with CRM or constituent database systems
● Strong written communication, organizational, and time management skills
● Warm, professional interpersonal presence and comfort in community-facing roles
● Commitment to diversity, equity, and inclusion
● Enthusiasm for Montessori or progressive education is a plus

Skills for Success
Attention to detail, creative versatility, time management, relationship orientation, collaborative spirit, discretion, adaptability, and a genuine love of working in a school community.

Compensation & Benefits
We offer a competitive salary and benefits package and a close-knit, community-oriented workplace where staff are valued members of the school community.

To Apply
Submit a cover letter, resume, and 2–3 design or communications samples to careers@gtms.org.

Greene Towne Montessori School is an equal opportunity employer.
Note to the Applicants: Only shortlisted candidates will be contacted for an interview. No calls please. Applicants must be authorized to work in the United States. GTMS is unable to sponsor visas currently.