Mathnasium - Lead Instructor

U10 Corporation • South Pasadena, CA

9d • Onsite

About The Position

Mathnasium is hiring a Lead Instructor for the 2026–2027 school year, starting in August 2026. The role provides individualized math instruction to kindergarten through middle school students using the Mathnasium Method™, with an emphasis on conceptual understanding, procedural fluency, student growth, and confidence. The Lead Instructor also serves as an instructional leader by modeling teaching practices, coaching and mentoring instructors, supporting onboarding and training, and helping maintain consistent instructional standards. The position is based in person at the South Pasadena, California learning center and includes supporting students, families, fellow instructors, and Center Leadership, as well as assisting with daily center operations.

The schedule requires availability five days per week: Monday through Thursday and either Friday or Saturday. Shifts are approximately six hours per day and 30–35 hours per week, primarily in the afternoon and evening. Team members arrive before instructional hours for opening and preparation and remain after sessions for dismissal, closing, and other end-of-day responsibilities. This is a part-time position.

Requirements

• Within one year of earning a high school diploma.
• Strong arithmetic and Algebra I skills; candidates must demonstrate math proficiency through a Math Literacy Test.
• Excellent communication and interpersonal skills.
• Passion for education and helping students succeed in math.
• Ability to work with students of varying ages and abilities.
• Strong organizational skills and attention to detail.
• Ability to mentor, motivate, and collaborate with fellow instructors.
• Dependable, professional, and reliable.
• Available to work five days per week: Monday through Thursday and either Friday or Saturday, approximately six hours per day and 30–35 hours per week, primarily in afternoon and evening hours.
• Must work in person at the South Pasadena, California center.

Nice To Haves

• Previous experience teaching or tutoring math.
• Experience mentoring, coaching, supervising, or training others.
• Ability to teach through Geometry; Algebra II is a plus.
• Pursuing a degree in education, mathematics, science, engineering, or a related field.

Responsibilities

• Deliver individualized math instruction using the Mathnasium Method™, focusing on conceptual understanding, procedural fluency, and student growth.
• Support kindergarten through middle school students with varying skill levels and learning needs.
• Guide students through personalized learning plans, track progress, celebrate achievements, and encourage confidence and independence.
• Monitor student performance, identify areas for improvement, and help students reach their learning goals.
• Model effective teaching strategies and coach, mentor, and provide constructive feedback to instructors.
• Assist with instructor onboarding and training and help maintain consistent instructional standards.
• Support student behavior management and foster a positive, engaging learning environment.
• Build positive relationships with students and families through professional communication and customer service.
• Communicate student progress and instructional recommendations to parents and guardians.
• Collaborate with fellow instructors and Center Leadership to provide a consistent, high-quality student experience.
• Partner with Center Leadership on daily center operations, scheduling needs, and overall center success.
• Assist with student assessments, instructional planning, and other center responsibilities as needed.
• Help maintain a clean, organized, and welcoming learning environment.
• Arrive before instructional hours for center opening and preparation and remain after sessions for student dismissal, closing, and other end-of-day responsibilities.

Benefits

• Advanced training and ongoing professional development in the Mathnasium Method™.
• Opportunity to develop instructional, coaching, and leadership skills.
• Experience mentoring instructors and supporting daily center operations.
• Opportunity to make a meaningful difference in students’ confidence and math success.
• Collaborative and supportive team environment.
• Performance-based bonuses.
• Opportunities for advancement into Assistant Center Director, Center Director, and future leadership roles.

What This Job Offers

• Job Type: Part-time
• Career Level: Entry Level
• Education Level: High school or GED