The 12-Acre Classroom!


2019-20 School Year

To apply for a position, submit letter of interest and resume to

Assistant Teacher (Floating Substitute) – Start date 12/2/2019

Are you an energetic, positive, patient, and joyful educator seeking to make an impact on our youngest generation of global citizens? Do you have a love of the great outdoors along with experience working with children of all ages? Can you bring with you a background of diverse experiences and perspectives to foster connections with our students, families, and staff?

We are looking for a full-time floating substitute assistant teacher to join an awesome staff. The responsibilities of this position change daily – working in early childhood or elementary or helping with office tasks – and essential qualities of this position are flexibility and self-motivation.  Candidate must also be empathetic, patient, respectful, and an excellent communicator. Duties include supporting the teachers, classroom management, encouraging independence in children of all ages, and playground supervision. Ideal candidate will be working toward or hold a CDA or a bachelor’s degree, with a minimum of one year working with children in a group setting. Montessori experience a plus. Hours are 9:30 am – 6 pm, with a start date of December 2.  This full-time, non-exempt position includes medical, dental, and vision benefits, matching retirement contributions, and paid time off.

Cedar River Montessori values the rich cultures, traditions, and ethnicities our families come from, and we are looking for diverse applicants who represent these backgrounds.


We are always looking for great additions to our teacher and assistant substitute list. If you are interested, please send a cover letter outlining your Montessori experience, a resume, two references, and the DEL Employment Application form to

About Us

Located on 12 acres of forested wetland and pasture, Cedar River Montessori is an AMS accredited, independent, non-profit school for students ages 3 through 14 in Renton, WA. Cedar River Montessori students follow their natural interests as they explore their world, discovering the interconnectedness of personal responsibility, environmental stewardship, and social equity. Students learn how to work independently and collaboratively, experiencing a transformative education as they grow into the next generation of engaged, global thinkers who compassionately challenge the status quo. Founded in 1981, we strive to be a diverse and inclusive community.

Non-Discrimination Statement

It is the policy of Cedar River Montessori School that no person shall be subject to discrimination because of race; color; age; religion or creed; national origin, immigration status, citizenship or ancestry; sex, including pregnancy, childbirth or related medical conditions; sexual orientation; gender, gender identity, gender expression, transgender status, or sexual stereotypes; genetic information, including family medical history; disability; honorably discharged veteran or military status; marital status; status as a victim of domestic violence, sexual assault or stalking; or any other characteristics or activities protected by federal, state, or local laws.

This policy applies to all school programs, practices, policies and activities including client services and employment practices.

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