Senior Data Scientist - GenAI

We are seeking a highly skilled and motivated Senior Data Scientist to join our Group Functions Advanced Analytics team. As a Senior Data Scientist - GenAI, you will develop and implement robust analytical solutions for various parts of Manulife and JH by applying traditional and emerging ML and AI techniques including but not limited to generative AI techniques, such as applying prompt engineering, working with RAG applications, fine-tuning LLM models, and deploying applications on cloud platforms like Azure. Your expertise in these areas will play a crucial role in driving data-driven decision-making and enhancing our business processes.

Position Responsibilities

Develop and lead machine learning and AI driven projects that span the breadth of Group Functions (Corporate Functions) with high business impact

Apply generative AI techniques to generate synthetic data, create realistic simulations, and enhance data analysis capabilities.

Apply prompt engineering techniques, build with RAG (Retrieval-Augmented Generation) applications, and fine-tune language models and improve their performance in specific tasks.

Design and complete experiments to validate and optimize machine learning models, ensuring accuracy, efficiency, and scalability.

Deploy machine learning models and applications on cloud platforms like Azure ML or Databricks, ensuring flawless integration and scalability

Stay up-to-date with the latest advancements in machine learning, generative AI, prompt engineering, RAG applications, and cloud technologies, and apply them to enhance our data science capabilities.

Collaborate with data engineers and ML engineers to integrate data science solutions into existing systems and workflows.

Communicate sophisticated technical concepts and findings to both technical and non-technical partners, ensuring clear understanding and agreement

Peer review other Data Scientists’ work and participate in model and code reviews

Clean, preprocess, and analyze large datasets to extract meaningful insights and patterns.

Collaborate with multi-functional teams to identify and define business requirements, ensuring alignment with data science objectives.

Required Qualifications

Bachelor', Master's degree, or Ph.D. in Computer Science, Data Science, Statistics, Engineering, or a related field.

5+ years of experience in developing probabilistic models, data mining, and machine learning algorithms, including real world experience of applying analytics models, with a strong focus on machine learning, generative AI, prompt engineering, and RAG applications

Proficiency in programming languages such as Python and experience with machine learning libraries/frameworks, e.g., PyTorch, scikit-learn, Hugging Face, SQL, graph databases (Neo4j/Cypher, Cosmos DB/Gremlin).

Preferred Qualifications

Knowledge of professional software engineering practices & standard methodologies for the full software development process, including coding standards, code reviews, source control management, build processes, testing, and operations.

Strong collaboration and elaboration skills; demonstrates a strong commitment to organizational success; shares resources and demonstrates knowledge across the organization.

Strong problem-solving skills and the ability to think critically and creatively to develop innovative solutions.

Excellent communication and collaboration skills, with the ability to work optimally in multi‑functional teams.

When You Join Our Team

We’ll empower you to learn and grow the career you want.

We’ll recognize and support you in a flexible environment where well‑being and inclusion are more than just words.

As part of our global team, we’ll support you in shaping the future you want to see.

The role being advertised is an existing vacancy.

About Manulife And John Hancock Manulife Financial Corporation is a leading international financial services provider, helping people make their decisions easier and lives better. To learn more about us, visit https://www.manulife.com/en/about/our-story.html.

Manulife is an Equal Opportunity Employer At Manulife/John Hancock, we embrace our diversity. We strive to attract, develop and retain a workforce that is as diverse as the customers we serve and to foster an inclusive work environment that embraces the strength of cultures and individuals. We are committed to fair recruitment, retention, advancement and compensation, and we administer all of our practices and programs without discrimination on the basis of race, ancestry, place of origin, colour, ethnic origin, citizenship, religion or religious beliefs, creed, sex (including pregnancy and pregnancy‑related conditions), sexual orientation, genetic characteristics, veteran status, gender identity, gender expression, age, marital status, family status, disability, or any other ground protected by applicable law.

It is our priority to remove barriers to provide equal access to employment. A Human Resources representative will work with applicants who request a reasonable accommodation during the application process. All information shared during the accommodation request process will be stored and used in a manner that is consistent with applicable laws and Manulife/John Hancock policies. To request a reasonable accommodation in the application process, contact hr@manulife.com.

Referenced Salary Location Toronto, Ontario

Working Arrangement Hybrid

Salary range is expected to be between $129,400.00 CAD - $179,400.00 CAD

Employees also have the opportunity to participate in incentive programs and earn incentive compensation tied to business and individual performance. The actual salary will vary depending on local market conditions, geography and relevant job‑related factors such as knowledge, skills, qualifications, experience, and education/training. If you are applying for this role outside of the primary location, please contact hr@manulife.com for the salary range for your location.

Benefits

health

dental

mental health

vision

short- and long‑term disability

life and AD&D insurance coverage

adoption/surrogacy

wellness benefits

employee/family assistance plans

retirement savings plans (including pension and a global share ownership plan with employer matching contributions)

financial education and counseling resources

paid time off program which includes holidays, vacation, personal, and sick days, and full range of statutory leaves of absence

We use data and analytics technologies, such as artificial intelligence (AI), and automated processing tools, to analyze and process the information you provide to us or third parties in the application process. For more information, please refer to our personal information collection statement.

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