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chamendi pabasara

@chamendipabasara

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Detail-oriented Revenue Assurance Senior Executive with data science expertise.

Sri Lanka

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What I'm looking for

I am looking for a role that allows me to leverage my data analysis skills in a collaborative environment, focusing on process improvement and data-driven decision-making.

I am a highly motivated and detail-oriented Revenue Assurance Senior Executive with a strong background in data science. My experience includes working with Hutchison Telecommunications, where I performed critical revenue assurance tasks, identified revenue leakages, and automated processes to enhance efficiency. I pride myself on my analytical skills and my ability to troubleshoot complex issues, ensuring high accuracy in business intelligence operations.

With a BSc (Hons) in Information Technology and ongoing MSc in Big Data Analytics, I have developed a solid foundation in data analysis and reporting. My technical expertise includes SQL, Python, and various data visualization tools, which I have utilized to create dashboards and reports that drive managerial decisions. I am passionate about leveraging data to improve processes and contribute to organizational success.

Experience

Work history, roles, and key accomplishments

Current

Senior Executive - Revenue Assurance

Current

Hutchison Telecommunications

Feb 2024 - Present (1 year 4 months)

Performed daily, weekly, and monthly Revenue Assurance control tasks, measuring identified revenue leakage and savings. Escalated and followed up on abnormal behaviors with relevant teams to resolve issues, and automated/finetuned new and existing processes related to Revenue Assurance and Financial Management.

Financial Management Data Validation Process Automation Troubleshooting Data Analysis Stakeholder Management

Executive - MIS & Data Analytics

Bharti Airtel Lanka (Pvt) Ltd

Nov 2021 - Feb 2024 (2 years 3 months)

Leveraged SQL expertise across Cloud MSSQL Servers, Cassandra/Linux Big Data platforms, and MS Access to develop MIS dashboards and perform data analytics. Optimized data collection procedures and generated comprehensive reports on daily, weekly, monthly, and quarterly bases, ensuring high consistency and accuracy of Business Intelligence MIS. Created and implemented KPI dashboards to facilitate i

SQL Cloud SQL Cassandra Linux Big Data MS Access MIS Data Analytics Business Intelligence KPIs Reporting

IT Intern

Bharti Airtel Lanka (Pvt) Ltd

Jan 2021 - Nov 2021 (10 months)

Performed administrative functions for internal organizational applications, including the Electronic Product Concept Note system and Report portal. Collaborated with the network team to establish network policies between local and international partners for operational tasks, utilizing the Service Now ticketing process. Tracked project progress and provided regular status reports to the project t

ServiceNow IT Administration Project Tracking Reporting

Education

Degrees, certifications, and relevant coursework

Informatics Institute of Technology (IIT)

MSc Big Data Analytics, Big Data Analytics

Currently pursuing a Master of Science in Big Data Analytics. This program focuses on advanced concepts and techniques in big data analysis.

Sri Lanka Institute of Information Technology (SLIIT)

BSc (Hons) in Information Technology, Data Science

Completed a Bachelor of Science with Honors in Information Technology, specializing in Data Science. The curriculum covered various aspects of information technology and data analysis.