Upper School Mathematics Teacher

About Léman

Léman Manhattan is the only independent school in Lower Manhattan serving students from 12 months through Grade 12, offering a rigorous International Baccalaureate (IB) Programme in one of the world’s most dynamic educational environments.

Consistently ranked among New York’s top private schools by Niche (#29 K–12, #5 Arts, #3 Boarding, #3 Diversity), Léman is also NYC’s only boarding school and the first private school to achieve acceptances to all Ivy League institutions within its first decade of graduates.

Our community represents over 130 countries, fostering a global perspective and inclusive culture. Blending distinguished tradition with cutting-edge innovation, Léman prepares students for the rapidly evolving college and career landscape—guided by our mission: “Each student, future prepared.”

Main Purpose of Role:
This role is part of Léman Manhattan’s vibrant, collaborative learning community, which delivers an engaging and academically rigorous program for all students.

Each employee demonstrates a commitment to anti-bias and anti-racism work and to fostering an inclusive learning community. As an international school with a global outlook, Léman Manhattan utilizes the International Baccalaureate Programme's philosophy to equip students with the knowledge and skills to become thoughtful, engaged leaders. As a school community, we are committed to promoting diversity, equity, belonging, and justice, and to holding ourselves accountable for addressing harm, repairing relationships, and continuing to learn together.

• Teaches a full time load of 5 classes
• Guides an advisory
• Keeps accurate grades using Standard Based Grading
• Communicates with students and families with feedback and progress on academic learning throughout the year
• Knows and uses a wide range of assessment strategies consistent with course content and objectives
• Provides reports on student progress and maintains open communication with ensuring that these reports are accurate and constructive
• Differentiates instruction and assessment to meet the diverse needs of students
• Identifies students who need additional academic assistance and be able to refer such students appropriately
• Provides opportunities for student expression using spoken, written, and electronic forms of communication
• Provides a safe learning environment in which students can take intellectual risks
• Uses learning resources and technology to enhance lessons where appropriate
• Creates an environment that is respectful and fosters a global mindset
• Demonstrates effective organizational skills, including lesson planning, implementing units of study, differentiating instruction, and designing, and implementing assessments
• Exercises classroom management with the use of fair and consistent standards and appropriate expectations that are clearly articulated to the students
• Utilizes learning management and student information systems provided by the school
• Presents a positive role model for students that supports the mission of the school; demonstrates behavior that is professional as identified in Employee Handbook (inside and outside of school)
• Continues to grow professionally by participating in educational opportunities, reads professional publications, and participates in professional organizations
• Demonstrates flexibility and a positive attitude toward new challenges and growth opportunities
• Participates in school-wide events; attends during and after-school functions in support of school community
• Completes a minimum of two duties as assigned by Division Head (number of duties may vary depending on role)
• Attends and participates in all required faculty and staff meetings and serves on school committees as required
• Completes responsibilities as assigned by Division Head or direct supervisor based on student and school needs (e.g. test proctoring)

• Master’s Degree in related field
• Experience teaching an IB Math preferred
• At least 3 years teaching experience in high-performing school
• Comprehensive knowledge of curriculum and instruction within the appropriate content area and/or grade level
• Highly developed written and verbal communication skills and presentation skills
• Effective organizational skills including but not limited to lesson planning, implementing units of study, differentiating instruction, designing and implementing assessments
• Ability to monitor student progress and report information in a timely manner
• Ability to manage, delegate and monitor tasks
• Ability to mentor and coach students, acts as a student achievement advocate and advisor
• Highly developed collaborative skills and the ability to work well with others
• Commitment to the school’s mission, core values, and inclusion statement