Secondary Science and Mathematics Teacher
Position: Secondary Science and Mathematics Teacher (Grades 6–12)
Location: York, PA
Type: Full-Time, with Other Duties
Why This Role Exists
Keystone Christian Academy is a mission-driven, private Christian school serving students in and around York City. Our mission is to provide students with a tailored education in a family-like setting that equips them to develop their gifts and serve Christ with head, hands, and heart. Our vision is that all students would have access to a quality education and the opportunity to hear the Gospel message, regardless of ability to pay. For many, tuition is funded by generous donors providing scholarships, making it our responsibility to ensure that opportunity turns into real growth for the students entrusted to us.
This role exists to help students understand and engage with the world through science and mathematics, building not just knowledge, but critical thinking, curiosity, and discipline. We are looking for someone who can bring clarity, structure, and consistency to instruction across multiple grade levels.
Who This Is For
This role is a strong fit for someone who:
- With a passion to teach science and mathematics, whether they are a new graduate or experienced teacher
- Wants hands-on classroom experience and real responsibility
- Can clearly explain concepts and engage students at different levels
- Is willing to be coached and grow quickly
- Values structure, accountability, and consistency
- Is motivated by purpose-driven work, not just a paycheck
Teaching certification is not required—we will train the right person.
What You’ll Do
You will be responsible for teaching 4 secondary-level science and mathematics courses to students in grades 6–12, including possible subjects of:
- Life Science
- Biology
- Physical Science
- Earth Science
- Chemistry
- Physics
- Algebra 1
- Algebra 2
- Geometry
In addition, you will:
- Create and implement clear, structured lesson plans
- Deliver instruction that is engaging and understandable
- Manage classroom behavior and maintain a focused environment
- Assess student progress and provide timely feedback
- Communicate consistently with parents and staff
- Adjust instruction to meet varying student needs
- Reinforce effort, accountability, and follow-through in students
This job is posted as full-time with the combination of additional teaching or administrative responsibilities, to be discussed during the interview process.
What Success Looks Like (First 90 Days)
- You can confidently lead your classes with support
- Students understand expectations and stay engaged during lessons
- Your instruction is clear, structured, and improving over time
- You’ve built strong relationships with students
- You are implementing feedback and growing in your teaching ability
What You’ll Gain
- Hands-on teaching experience across multiple grade levels
- Real classroom leadership experience from day one
- Development of classroom management and instructional skills
- Mentorship and coaching from experienced staff
- A strong foundation for a career in education or related fields
- The opportunity to make a meaningful impact in students’ lives
What We’re Looking For
- Strong communication and clarity in explaining concepts
- Ability to lead a classroom with confidence
- Willingness to be coached and improve
- Consistency and follow-through
- Content comfort in life and physical sciences
- Alignment with the mission and values of the school