Sajeevie Punnyasiri
Sydney,Australia
Summary
An Australian permanent resident seeking a dynamic and impactful role in the broader data and modeling domain, one that enables me to move beyond conventional actuarial boundaries and apply my skills in evolving and purposeful areas. A proven history of developing robust models and enhancing service delivery through collaboration and proactive communication, I’m now driven to channel my expertise into domains such as climate science, where data-driven insights can lead to real-world change. I’m eager to join an organization that values continuous learning and offers opportunities to contribute meaningfully while growing professionally in areas that combine analytical rigor with tangible societal impact.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Senior Consultant
Dataly Actuarial
09.2024 - Current
- Designing and building insurance valuation models in Python. End-to-end contributions, from handing data inputs to model development and result validation.
- Collaborated with cross-functional teams to enhance service delivery.
- Analyzed complex data sets using actuarial modeling software.
- Python code review for the discounted cash flow modeling of an income protection insurance product.
- Actuarial model development and results validation on the Pathwise computing platform.
- Data migration to transition large-scale datasets into a new database system for a major Australian life insurance provider. Included retrieving and updating data using SQL.
- Data validation on policyholder records. Implemented checks such as format verification, duplicate detection, range and logical tests, and cross-field consistency checks to maintain data integrity.
- Research and documentation on emerging AI and data trends across the world of insurance.
Senior Actuarial Associate
Milliman Limited
09.2022 - 09.2024
- Model development and testing for an Australian client. Involved incorporating certain high-level adjustments that were performed outside the model into the model to ensure the accuracy and completeness of the model.
- Model review and validation for quarterly economic and non-economic assumption updates for a Hong Kong-based client.
- System migration of policyholder data of a large UK-based insurer to an integrated IT solutions platform that enables the end-to-end administration and management of such data. Involved calibrating approved mathematical tools to calculate the probable future claim costs.
- Developing and designing an actuarial valuation model for a term life insurance product using Python software.
- Coordinator for internal and external training for the company. Related to planning and coordinating all actuarial training sessions for new recruits and existing employees.
Manager Actuarial
Softlogic Life Insurance PLC
08.2021 - 08.2022
- Member of the Pricing, Embedded Value Calculation, and Business Planning team.
- Involved in the pricing of new products according to company requirements, including scenario and sensitivity analysis.
- Involved in using artificial intelligence and machine learning techniques to reprice the company’s health portfolio.
- Calculation and analysis of the Value of New Business (VoNB) and the Value of In-force Business (VoIF) of the company using Prophet models.
- Involved in conducting User Acceptance Tests (UAT) for new products.
- Analyzing the movement of assumptions between reporting periods.
Actuarial Analyst
Milliman Limited
10.2019 - 07.2021
- Company Overview: Previously, Spark Actuarial and Risk Consultants Pvt. Ltd. until 11/2020.
- Implementing parallel processing mechanisms for MS Excel-based models using VBA applications.
- Development of data validation tools using Python and MS Excel.
- Implementing data validation, model point creation procedures, and policy movement analysis.
- Delivering Python-based training for the team.
- Conducting quarterly statutory and US GAAP valuations for variable annuity and variable whole life products with secondary guarantees for a US-based life insurance company.
- Rollforward analysis and results validation following assumptions and model changes.
- Ongoing model development and maintenance.
- Member of the IFRS 17 research team and the organizing committee of internal and external training.
- Model migration from RAFM to MS Excel for variable annuity products, to facilitate quarterly reporting. The work involved coding an extended formula, automating processes using VBA, and model validation.
- Analysis of market movements, assumptions, and experience study outcomes.
Education
MSc - Master of Actuarial Studies
Monash University
Australia01.2019
BEng (Hons.) - Engineering Business Management
University of Warwick
United Kingdom01.2016
Skills
Technical
- MS Excel
- Python programming
- SQL
- Prophet
- VBA applications
- Microsoft Office
Professional
- Model design and development
- Data analysis and validation
- Model testing and reconciliation
- Teamwork and collaboration
- Proactive communication
- Research
- Quick learning
- Leadership
- Creativity
- Analytical thinking
- Time management
Affiliations
Contributor to various charities with a focus on children
Representative at the South Asian Actuarial Conference
Representative at the Monash Leadership Summit
Staff member of the International Symposium on the Analytic Hierarchy Process, UK
Student ambassador at the University of Warwick, UK
Participation in debating tournaments
Participation in dancing, drama, and theater plays
Accomplishments
- Award for outstanding customer service for the feedback I received from clients during my tenure at Milliman Limited
- Dean's recognition for excellence in the Monash Actuarial Masters program
- Prize for student excellence as the highest scoring student in Asset Liability Management
Certification
- Associate of the Institute of Actuaries Australia
Languages
English
Native/ Bilingual
Sinhala
Native/ Bilingual
References
References available upon request.
Timeline
Senior Consultant
Dataly Actuarial
09.2024 - Current
Senior Actuarial Associate
Milliman Limited
09.2022 - 09.2024
Manager Actuarial
Softlogic Life Insurance PLC
08.2021 - 08.2022
Actuarial Analyst
Milliman Limited
10.2019 - 07.2021
MSc - Master of Actuarial Studies
Monash University
BEng (Hons.) - Engineering Business Management
University of Warwick
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