Math Interventionist & MTSS Coach (K-5) - Long-Term Sub

Applitrack; Greenwich (CT); On-site; USD 60,000 - 75,000; Full time

Job summary

Greenwich Public Schools in Greenwich, CT, seeks a long-term substitute full-time Math Interventionist for Old Greenwich Elementary School from approximately October 5, 2026, through December 22, 2026. The position carries full salary and benefits for the duration of the assignment.

The Math Interventionist will provide direct instruction to students below expectations, focus on Tier II/III interventions, and coach teachers in strategies to support Math achievement across grades K-5.

Qualifications

• Active CT State Teacher Certification, or eligibility for such, in teaching elementary grades.
• Experience delivering Tier II/III intervention in math is preferred.
• Strong collaboration with teachers and staff on MTSS processes.

Responsibilities

• Provide direct high-quality mathematics instruction to students in small groups or individually.
• Monitor student progress and communicate results to teachers and the student assistance team.
• Use diagnostic information to design individualized math programs.
• Coach teachers on effective, research-based math practices and co-teach when needed.
• Collaborate with building principal to uphold high expectations for students.
• Provide professional learning opportunities for staff in math interventions.
• Lead the MTSS intervention process for the school.

Skills

Interpersonal skills

Communication skills

Differentiated instruction

Organizational skills

Student progress monitoring

Coaching teachers

MTSS knowledge

Mathematics instruction (K-5)

Education

CT State Teacher Certification or eligibility (Elementary)

Job description

Greenwich Public Schools in Greenwich, CT, seeks a long-term substitute full-time Math Interventionist for Old Greenwich Elementary School from approximately October 5, 2026, through December 22, 2026. The position carries full salary and benefits for the duration of the assignment.

The Math Interventionist will provide direct instruction to students below expectations, focus on Tier II/III interventions, and coach teachers in strategies to support Math achievement across grades K-5.