High School Math Teacher (Grades 9-12), STEM Teacher (Grades 4-7)

Gilbertine Academy, Calgary

View this job listing as a PDF here.

Start Date: August 2026
Application Deadline: Open until filled

While the job description includes both High School Math and Science, The Gilbertine Academy is open to hiring more than one teacher to cover each area of expertise. If you are interested in applying for either High School Math or High School Science, all applications will be considered.

Job Purpose

The Gilbertine Academy, a ministry of The Gilbertine Institute, is a classical Catholic school that honours the theological order of the domestic Church by upholding parents as the primary educators of their children. The school provides a rich academic and spiritual environment, fostering both intellectual formation and moral virtue within the Catholic tradition. The High School STEM Teacher is ideal for a teacher who sees mathematics and science not as isolated disciplines, but as ordered ways of encountering reality—forming students in clarity of thought, precision, wonder, and intellectual humility. Subjects include Math 9/10, Math 11/12, Science 9/10, Science 11/12, Physical Education 9-12 and a STEM class for grades 4-7.

Duties and Responsibilities

• Deliver mathematics and science instruction at the secondary level with clarity and rigour

• Develop foundational STEM instruction for Grades 4–7, cultivating curiosity and problem-solving

• Integrate faith and reason appropriately within the study of the natural world

• Lead Physical Education and outdoor formation (Schola Montis) with an emphasis on discipline and resilience

• Foster habits of attentiveness, perseverance, and intellectual honesty in students

• Assess student progress and provide meaningful, timely feedback

• Maintain structured, orderly, and purposeful classrooms

• Collaborate with faculty to support a cohesive academic vision

• Participate in school liturgies, prayer, and community life

Qualifications & Personal Qualities

• Bachelor’s degree in Education, Mathematics, Science, or a related field

• Strong competency in senior high math and science instruction

• Experience teaching multiple grade levels is an asset

• Ability to teach across disciplines and grade ranges

• Practicing Catholic in good standing, willing to take an Oath of Fidelity to the Magisterium of the Catholic Church

• Deep appreciation for classical and Catholic education

• Strong classroom management and organizational skills

• Ability to work collaboratively within a small, mission-driven faculty

• Proficient with digital tools such as Google Suite/Classroom, Microsoft Office, and capable of learning new systems.

• Professional, dependable, adaptable, and collaborative.

Working conditions

• Providing supply teaching as required.