Grammar School Classroom & After School Assistant

Classroom and After-School Assistant

A Classroom and After-School Assistant has a key support role in and out of the classroom to help students succeed. The Assistant will assist in building a nurturing and safe learning environment for children by being responsible for supervising students in various settings such as during recess, lunch, and other unstructured times. Under the direction of the classroom teachers and the supervision of the Grammar School Assistant Director and Grammar School Extended Day Program Coordinator, the Assistant is also responsible for enforcing classroom rules, setting up materials, supporting lessons, and supervising after school groups.

The ideal candidate must enjoy working with children and treat all children with dignity and respect. To excel in this role, the candidate must be flexible, attentive, and willing to fulfill responsibilities in accordance with the CGPS’s program and philosophy.

• Assist students in and out of the classroom
• Supervise lunchroom and recesses and other duties
• Oversee and supervise unstructured play during after school hours
• Provide data on students and document observations about student behavior
• Communicate proactively and professionally about students with teaching and non-teaching staff bearing in mind the impact of confidentiality regarding vulnerable persons
• Support the school’s culture and practices for inclusion
• Conduct all work activities in a professional manner
• Demonstrate commitment to working in a school community

• Strong commitment to, belief in, and alignment with CGPS’s mission and values
• Flexibility to assist the teachers in their duties
• Strong time management skills; ability to manage multiple tasks simultaneously
• Strong organizational skills, communication skills (particularly with children), and problem-solving skills
• Hard‑working, energetic, reflective, and willing to learn and adapt

Monday - Friday: 9:45-5:45

Start Date:

Late August 2026

Salary range for this position: $40,000.00. We also a warm and supportive culture as well as exceptional benefits including but not limited to:

• Comprehensive medical, dental & vision plans with a free medical coverage option for employee only coverage
• Free vision coverage
• Flexible Spending Accounts for Medical, Dependent Care, Parking & Transit
• 8% Annual Employer Contribution to retirement after one year of full time service
• Basic Life Insurance
• Enhanced Short Term Disability Coverage
• Long Term Disability Coverage
• Low cost additional benefits including voluntary life insurance, critical illness coverage and pet insurance
• Additional Aflac policies
• Free breakfast & lunch when school is in session
• Discounted parking
• Generous holiday schedule, sick and personal time

CGPS nurtures each student’s unique passions and talents inside and outside the classroom, unifying and inspiring members of its community in a rigorous but relaxed learning environment, preparing them for the finest colleges and instilling in them the confidence, ethical values and sense of purpose to embrace challenges, to achieve their dreams and to improve the world.

Columbia Grammar & Preparatory School is an equal employment opportunity employer. Employment on the basis of race (including hairstyle), color, religion, creed, ancestry, sex, sexual orientation, gender and gender identity, gender expression, national origin, alienage, age, pregnancy, marital/partnership status, immigration or citizenship status, status as a veteran or active military service member status, disability, genetic predisposition, status as a victim of domestic violence, prior arrest or conviction record, caregiver status, credit history, salary history, unemployment status, sexual or reproductive health decisions, or any other characteristic or status protected by applicable law (collectively, the "Protected Characteristics").