Summary
Overview
Work History
Education
Skills
Conferences
Accomplishments
Timeline
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Harzini Balasubramaniam

Harzini Balasubramaniam

Mathematics And Physics Educator
Colombo

Summary

Educator and researcher with a strong interdisciplinary background in mathematics, physics, and education. Holds dual MSc degrees in Mathematics Education and Physics Education, with research focused on the role of visual design and affective factors in conceptual learning. Experienced in classroom teaching, curriculum design, and education-focused action research. Passionate about improving STEM learning through innovative, student-centered approaches and committed to advancing equitable and evidence-based educational practices through doctoral research.

Overview

9
9
years of professional experience

Work History

Teacher of Physics

Colombo International School
08.2024 - Current
  • Delivered advanced Physics instruction for Grades 9–13 using inquiry-based and tech-integrated methods aligned with international curricula.
  • Led lab sessions and STEM projects, promoting conceptual understanding, critical thinking, and real-world applications.

Teacher of Mathematics

Colombo International School
11.2022 - 07.2024
  • Taught Mathematics for secondary school, applying problem-solving strategies and digital tools to enhance conceptual clarity.
  • Led differentiated instruction, math enrichment programs, and interdisciplinary STEM initiatives to support diverse learners.

Administrative Manager

Vanquish Muay Thai & Fitness
01.2025 - Current

Oversee daily operations of a combat sports gym, including member management, staff coordination, and training logistics. Plan and execute local and international Muay Thai tournaments, handling event logistics, promotion, and stakeholder coordination.

Math and Physics Tutor

Private Tutor
11.2017 - 10.2023
  • Provided personalized 1-on-1 tutoring for secondary and A-Level students, including those with learning difficulties and special needs.
  • Adapted teaching strategies to suit individual learning styles, building confidence and improving academic performance in STEM subjects.

Graduate Engineering Trainee

Sri Lankan Airlines
01.2017 - 11.2017
  • Assisted in aircraft lease-return projects by ensuring compliance with return conditions for components such as HT, OCCM, and engines.
  • Involved in tool calibration processes and monitoring vendor performance to ensure turnaround times (TAT) were met.
  • Supported component reliability analysis, pool-balance tracking, and workshop capability development for optimized fleet readiness.

Qualified Tutor

Thirdspace Global
09.2016 - 01.2017
  • Delivered 1:1 maths sessions to UK primary students via an interactive online platform, tailoring instruction to individual needs.
  • Evaluated tutor performance and supported team leaders in training, quality assurance, and retention strategy development for tutors and partner schools.

Education

Master of Science - Physics Education

University of Colombo
Colombo, Sri Lanka
04.2001 -

Master of Science - Mathematics Education

University of Colombo
Colombo, Sri Lanka
04.2001 -

Diploma - Teacher Training

Metropolitan College
Colombo, Sri Lanka
04.2001 -

Bachelor of Engineering - Aeronautical Engineering

Anna University Chennai
Tamil Nadu, India
04.2001 -

Skills

    Discipline & Time Management

    Resilience & Mental Toughness

    Goal-Oriented Approach

    Teamwork & Leadership

    Adaptability & Focus

    Health & Wellbeing Advocacy

Conferences

Attended the PME Conference 2024 - Auckland, New Zealand 

Theme Rethinking mathematics education together

Accomplishments

    WBC Muay Thai Sri Lanka Amateur Tournament 2025 Silver Medalist, Women 57kgs category

    Ironman 70.3 Colombo Finisher 2019

    Department Topper High achieving student of Aeronautical Department Batch 2016

    All-Island Second Runners Up UCMAS Mental Math Competition

Timeline

Administrative Manager

Vanquish Muay Thai & Fitness
01.2025 - Current

Teacher of Physics

Colombo International School
08.2024 - Current

Teacher of Mathematics

Colombo International School
11.2022 - 07.2024

Math and Physics Tutor

Private Tutor
11.2017 - 10.2023

Graduate Engineering Trainee

Sri Lankan Airlines
01.2017 - 11.2017

Qualified Tutor

Thirdspace Global
09.2016 - 01.2017

Master of Science - Physics Education

University of Colombo
04.2001 -

Master of Science - Mathematics Education

University of Colombo
04.2001 -

Diploma - Teacher Training

Metropolitan College
04.2001 -

Bachelor of Engineering - Aeronautical Engineering

Anna University Chennai
04.2001 -
Harzini BalasubramaniamMathematics And Physics Educator