Sharon Dilini Wiratunga
Hatfield,England
Summary
Results-driven Data and Business Analyst with over 8 years of experience in data analysis, business intelligence, and financial analytics. Skilled in transforming complex data into actionable insights using Power BI, Tableau, Python, and advanced Excel. Proven expertise in revenue cycle management, predictive analytics, and performance optimization within financial and healthcare domains. A Certified Management Accountant (CMA – Australia) with strong analytical, problem-solving, and communication skills, dedicated to supporting data-driven decision-making and continuous improvement.
Overview
18
18
years of professional experience
1
1
Certification
Work history
Senior Lead Financial and Business Intelligence Analyst
Collective RCM (Pvt) Limited
Sri Lanka
07.2017 - 09.2025
- Led end-to-end data analytics and BI initiatives to optimize revenue cycle management for US healthcare providers.
- Developed interactive dashboards and financial reports using Power BI and Tableau, improving visibility and decision-making.
- Applied predictive modelling to identify cost-saving opportunities and improve financial performance.
- Collaborated cross-functionally with finance, operations, and compliance teams to align BI strategies with business goals.
- Ensured compliance with data governance, privacy, and security policies.
Assistant Secretary
Lyceum International School
Sri Lanka
10.2016 - 07.2017
- Conducted financial audits and supported budgeting through data-driven financial forecasting.
- Implemented financial systems to enhance reporting efficiency and data accuracy.
- Produced detailed management reports to support strategic planning and transparency.
Auditor
Co-operative Development Department
Sri Lanka
01.2013 - 07.2015
- Performed comprehensive audits of co-operative societies and banks to assess financial compliance.
- Produced audit reports with actionable insights to improve performance and accountability.
Banking Associate
National Development Bank Plc
Sri Lanka
12.2007 - 12.2008
- Utilized data analysis to enhance teller operations and customer service efficiency.
- Participated in cross-selling and consumer banking training programs to improve service delivery.
Education
MRes - Digital Management
University of Hertfordshire
Hatfield, United KingdomMSc - Financial Mathematics
University of Colombo
Sri LankaBachelor of Commerce - undefined
University of Sri Jayewardenepura
Sri LankaSkills
- Data Analysis and Business Intelligence
- Financial and Performance Reporting
- Data Visualization (Power BI, Tableau, Python)
- Predictive and Statistical Modelling
- Process Improvement and Cost Optimization
- Revenue Cycle Management (RCM)
- Data Governance, Privacy and Security Compliance
- Critical Thinking and Strategic Decision Support
Certification
- Financial Modelling (CFA-approved) – EduPristine (USA)
- Oracle SQL Certification – Udemy International
- Advanced Diploma in Python Programming – Alison (CPD Certified)
- Master Microsoft Power BI & Tableau – Alison (CPD Certified)
- Human Resource Management – IPM, Sri Lanka
- Computerized Accounting Packages – IDM Affiliated University College
Professional Qualifications
- Certified Global Business Analyst (CMA, Australia) | Nov 2022
- Certified Management Accountant (CMA, Australia) | Jan 2021
References
References available upon request.
Timeline
Senior Lead Financial and Business Intelligence Analyst
Collective RCM (Pvt) Limited
07.2017 - 09.2025
Assistant Secretary
Lyceum International School
10.2016 - 07.2017
Auditor
Co-operative Development Department
01.2013 - 07.2015
Banking Associate
National Development Bank Plc
12.2007 - 12.2008
MRes - Digital Management
University of Hertfordshire
MSc - Financial Mathematics
University of Colombo
Bachelor of Commerce - undefined
University of Sri Jayewardenepura