Flexible On-Call Montessori Substitute Teacher

Guidepost Montessori; Mill Valley (CA); On-site; USD 25,000 - 33,000; Part time

Job summary

Guidepost Montessori is seeking warm, dependable substitute guides for our mixed-age Montessori classrooms in Mill Valley, CA. This on-call position supports multiple rooms when full-time teachers are out, with training provided during orientation.

Great for flexible hours; many substitutes advance to full-time Assistant Teacher roles. No formal Montessori training is required, and we offer onboarding to get you started in our welcoming learning communities.

Qualifications

• TB test negative within the last 12 months.
• Valid state background check.
• Strong interpersonal and communication skills.
• Warm, friendly, dependable demeanor.
• Passion for working with young children.

Responsibilities

• Step into classrooms as needed to support children and maintain consistency.
• Assist with daily routines and classroom activities across mixed-age groups.
• Help create a warm, safe, and engaging environment for children.
• Collaborate with school staff to ensure smooth transitions and continuity of care.
• Model patience, professionalism, and kindness in every interaction.

Skills

Experience with children 0-6

Interpersonal and communication skills

Warm, friendly demeanor

Dependable

Passion for working with youngChildren

Education

ECE units

Job description

Guidepost Montessori is seeking warm, dependable substitute guides for our mixed-age Montessori classrooms in Mill Valley, CA. This on-call position supports multiple rooms when full-time teachers are out, with training provided during orientation.

Great for flexible hours; many substitutes advance to full-time Assistant Teacher roles. No formal Montessori training is required, and we offer onboarding to get you started in our welcoming learning communities.