Long-Term Substitute Middle School Math & Science Teacher

Montessori Academy of Colorado • Denver, CO

2d • $20 - $30 • Onsite

About The Position

The Montessori Academy of Colorado (MAC) is seeking a dedicated and adaptable educator to serve as a Long-Term Substitute Math and Science Teacher for our Middle School students (Grades 6–8). The assignment runs from approximately February to April for about three months. This role is essential to keep students' learning continuous and on track during the lead teacher's absence and to ensure a smooth handoff when the lead teacher returns.

Requirements

• Strong content knowledge in middle school mathematics and science (required).
• Bachelor's degree in mathematics, a science field, education, or a related field; valid teaching certification preferred.
• Experience teaching middle school students.
• Proven ability to step into an existing classroom dynamic with professionalism and ease.
• Prior experience in a Montessori setting, or a strong willingness to follow Montessori guiding principles.
• Commitment to the full duration of the assignment.

Responsibilities

• Implement math and science lesson plans aligned with the existing curriculum and the lead teacher's scope and sequence.
• Guide students through current units, projects, and assessments planned for this period.
• Differentiate instruction to meet the varied developmental and academic needs of adolescent learners.
• Uphold the order and aesthetic of the classroom, and make sure math materials and science equipment remain accessible, well-maintained, and safely stored.
• Follow established safety procedures during all hands-on science work.
• Provide a consistent, nurturing presence to minimize disruptions caused by the lead teacher's absence.
• Maintain accurate records of student attendance, work completion, and academic progress.
• Communicate student progress to the lead teacher and Upper School Director, and prepare clear handoff notes for the lead teacher's return.
• Attend weekly team meetings and collaborate with Upper School colleagues.
• Perform additional duties as assigned by Administration in support of the school's mission and operational needs.

Benefits

• Potential for paid Montessori training
• Paid holidays and seasonal breaks
• Flexible paid time off for personal or sick time needs
• Paid professional development
• Health insurance
• Dental insurance
• Vision insurance
• 403(b) retirement plan with employer match
• HSA plan
• Employer-paid life insurance
• Additional voluntary life insurance
• Critical illness plans
• Disability plans
• RTD EcoPass

What This Job Offers

• Job Type: Part-time
• Career Level: Mid Level