Pre-K Teacher Assistant. Private Preschool. Caldwell, NJ 07006. A private preschool in Caldwell is looking for an early childhood teacher assistant. Job Details. Part-time position for September 2024. Qualifications. Bachelor’s Degree (required). Teaching Certification (required). Teaching Experience (preferred). Job responsibilities include. Assist the teacher in the classroom. Help facilitate play and classroom activities. Emphasis on safety, l...