St-mark-s-school
On-Call Substitute Teacher (Part-time)
Job description
St. Mark’s School seeks candidates for the position of On-Call Substitute Teacher across all academic disciplines. We welcome applications from educators, professionals, graduate students, retirees, and others who enjoy working with adolescents in a dynamic school environment.
Substitute teachers provide coverage for faculty absences on an as-needed basis. While occasional longer-term assignments may arise, most opportunities involve full- or partial-day coverage for one or two days at a time. This is an hourly, part-time position reporting to the Dean of Faculty. The current pay rate is $25 per hour.
St. Mark’s School is a coeducational boarding and day school committed to academic excellence, character development, and fostering a vibrant and inclusive community. Successful substitute teachers contribute to a positive learning environment while supporting students and faculty with professionalism, flexibility, and care.
Responsibilities include
- Following lesson plans and instructions provided by the classroom teacher.
- Supervising classroom activities and maintaining an orderly, productive learning environment.
- Supporting student engagement and learning throughout the school day.
- Promoting respectful interactions and upholding school expectations.
- Communicating effectively with students, faculty, and administrators regarding classroom activities and any concerns that arise.
- Providing appropriate supervision during assigned duties and transitions.
Qualifications and Desired Attributes
- Enthusiasm for working with adolescent students in a variety of settings.
- Strong classroom management, organizational, and time-management skills.
- Excellent interpersonal, communication, and collaboration skills.
- Ability to adapt quickly and confidently to new classroom environments.
- Commitment to fostering an inclusive community and supporting students from diverse backgrounds and experiences.
- Proficiency with Google Workspace applications, including Docs, Slides, and Sheets.
- Prior teaching, coaching, mentoring, youth-development, or classroom experience is preferred but not required.
St. Mark’s School provides equal employment opportunities to all employees and applicants and seeks to build a diverse and inclusive community that reflects the values of the School.


