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Substitute Teacher

Job in Locust Valley, Nassau County, New York, 11560, USA
Listing for: Portledge School
Per diem position
Listed on 2026-09-27
Job specializations:
  • Education / Teaching
    Teacher Assistant/ Paraprofessional, Substitute Teacher
Salary/Wage Range or Industry Benchmark: 28000 - 37000 USD Yearly USD 28000.00 37000.00 YEAR
Job Description & How to Apply Below
Location: Locust Valley

Salary Range: $175.00 To $175.00 Annually

About Portledge School:

Founded in 1965, Portledge School is an independent, pre-nursery through twelfth-grade preparatory day school set on a pastoral 63-acre campus on Long Island's North Shore, just 50 minutes from NYC. Serving approximately 525 students, Portledge offers a rigorous, student-centered college preparatory program delivered through small class sizes and inquiry-based learning.

Our community is grounded in the Portledge Pillars of Kindness, Honor, Purpose, and Respect, and we're committed to helping students develop the critical thinking skills and moral courage defined at Portledge as acting with kindness, honor, purpose, and respect, even when it isn't easy needed for lifelong learning.

Job Description:

Portledge School seeks per diem, daily substitute teachers to provide classroom instruction and supervision when regular teachers are absent. The substitute follows the lesson plans left by the classroom teacher, keeps a safe and orderly learning environment, and ensures that students' learning continues without interruption. Assignments may cover any grade level or subject area and are accepted on a day-to-day basis.

Key Responsibilities:

Review and carry out the lesson plans, assignments, and routines left by the classroom teacher, adapting delivery as needed to keep students engaged.

Take accurate attendance for each class period and report absences or tardiness according to established procedures.

Maintain classroom management and a respectful, positive learning environment consistent with the school's code of conduct.

Supervise students at all times, including during transitions, lunch, recess, hallway, bus, or other duties assigned in the absent teacher's schedule.

Follow all emergency procedures, including fire drills, lockdowns, and evacuation plans.

Follow individualized education programs (IEPs), 504 plans, and health or allergy accommodations as directed.

Leave a written summary for the regular teacher describing lessons completed, student behavior, attendance issues, and anything requiring follow-up.

Refer student discipline, health concerns, or safety issues to the appropriate administrator, nurse, or counselor.

Perform other related duties as assigned

Required Qualifications:

BA Degree minimum

Teaching certification preferred

Prior experience working with school-age children in a teaching, tutoring, coaching, or childcare role

Superb written and oral communication as well as organizational and time management skills

Familiarity with classroom technology (interactive boards, Google Classroom, or similar)

Uphold all School policies, including the dress code, and address violations according to applicable School procedure

A commitment to embody the qualities of our Portledge community pillars:
Kindness, Purpose, Honor, Respect

Flexibility to accept assignments across grade levels and subjects, often on short notice

Sound judgment, patience, and professionalism

Reliability and punctuality

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