Senior Data Scientist I
Reads like a ML Engineer role: putting models into production.
IND - India - Home based
- Pay
- Pay not listed
- Work setting
- Not stated
- Employment
Full-time — employment source
Employment type in the employer’s posting: Full time
From the employer’s posting
What you’ll work on
Full postingCustomize and optimize RAG pipelines for content ingestion, translation and retrieval
Consult on use cases, choosing AI tools or pipeline approaches by fit, cost and scale
Evaluate model performance and implement guardrails for responsible AI use
Deploy and operationalize data science pipelines with SMEs and the technology team
From the employer’s posting
A key focus of the work will be on the customization and optimization of existing RAG pipelines
assessing the right technical fit for each use case
evaluating their performance and implementing guardrails to ensure ethical and responsible use of AI technologies
They will collaborate closely with Subject Matter Experts (SMEs) and the technology team to deploy and operationalize our data science pipelines
What you’ll bring
All qualificationsCore experience
- Advanced Python for data analysis, model development and deployment
- Experience with transformer models and fine-tuning large language models
- Use of LLMs via API, LLM evaluation tools and prompt engineering
- Practical knowledge of RAG pipelines
Qualification wording
Proficiency in Python for advanced data analysis, model development, and deployment
Strong experience with transformer models and fine-tuning techniques for large language models (LLMs)
utilizing LLMs via API access, LLM evaluation tools, and prompt engineering
Knowledge of various RAG pipelines and their practical implementation
Tools in this posting
- Java
- Python
- AWS
- Azure
Source — Tool mentions in context
Experience with end-to-end model deployment, including leveraging AI agents, Model Context Protocol (MCP) for effective context management, and cloud platforms such as AWS (including AWS Bedrock), Azure, or similar services, is a strong plus. Their deliverables will include efficient, production-ready Python code, with experience in Java considered an asset. They will collaborate closely with Subject Matter Experts (SMEs) and the technology team to deploy and operationalize our data science pipelines.
Requirements:- 5+ years of relevant applied experience in data science, with a focus on Generative AI, NLP, and machine learning. Proficiency in Python for advanced data analysis, model development, and deployment. Strong experience with transformer models and fine-tuning techniques for large language models (LLMs). Proficiency in Generative AI technologies, including utilizing LLMs via API access, LLM evaluation tools, and prompt engineering. Knowledge of various RAG pipelines and their practical implementation. Work in a Way that Works for You:-
Responsibilities:-A key focus of the work will be on the customization and optimization of existing RAG pipelines to support applications that involve content ingestion, machine translation, and contextualized information retrieval. Experience with end-to-end model deployment, including leveraging AI agents, Model Context Protocol (MCP) for effective context management, and cloud platforms such as AWS (including AWS Bedrock), Azure, or similar services, is a strong plus. Their deliverables will include efficient, production-ready Python code, with experience in Java considered an asset.
Posting record
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- First seen by us
- Oct 5, 2026 · 25 days ago
- Recorded sightings
- 73
- Last seen by us
- Oct 30, 2026
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Job description
Senior Data Scientist I
Are you interested in working with data and analytics to solve problems?
Are you interested in bringing your Gen AI, Machine Learning and NLP expertise to projects?
About our Team:-
Data Science Global Operations team works with a focus on Generative AI, Machine Learning, Natural Language Processing, and Statistical techniques. It helps in building state of the art applications in customer experience, process innovation, content processing to drive efficiency across global operations in Elsevier. A Senior Data Scientist will play a pivotal role in the development and deployment of cutting-edge Generative AI models and solutions.
About the Role:-
They will act as a consultant to the Clinical Solutions (CS) team, partnering on various diverse use cases and assessing the right technical fit for each use case — whether an AI-tool-based solution (e.g., Claude, Chat GPT) or a more traditional pipeline-based approach best fits the requirements, cost, and scale involved. They will be responsible for building, testing, and maintaining our Generative AI, Retrieval Augmented Generation (RAG) and Natural Language Processing (NLP) solutions. This includes evaluating their performance and implementing guardrails to ensure ethical and responsible use of AI technologies. They will engage in the entire life cycle of data science projects, including design, implementation, evaluation, productionisation and ongoing enhancement.
Responsibilities:-A key focus of the work will be on the customization and optimization of existing RAG pipelines to support applications that involve content ingestion, machine translation, and contextualized information retrieval.
Experience with end-to-end model deployment, including leveraging AI agents, Model Context Protocol (MCP) for effective context management, and cloud platforms such as AWS (including AWS Bedrock), Azure, or similar services, is a strong plus.
Their deliverables will include efficient, production-ready Python code, with experience in Java considered an asset.
They will collaborate closely with Subject Matter Experts (SMEs) and the technology team to deploy and operationalize our data science pipelines.
Requirements:-
5+ years of relevant applied experience in data science, with a focus on Generative AI, NLP, and machine learning.
Proficiency in Python for advanced data analysis, model development, and deployment.
Strong experience with transformer models and fine-tuning techniques for large language models (LLMs).
Proficiency in Generative AI technologies, including utilizing LLMs via API access, LLM evaluation tools, and prompt engineering.
Knowledge of various RAG pipelines and their practical implementation.
Work in a Way that Works for You:-
We promote a healthy work-life balance across our organization. We offer various well-being initiatives, shared parental leave, study assistance, and sabbaticals to help you meet both your immediate responsibilities and long-term goals.
Working for You:-
We understand that your well-being and happiness are essential to a successful career. Here are some benefits we offer:
- Comprehensive Health Insurance covers you and your immediate family.
- Enhanced Health Insurance Options with competitive rates.
- Group Life Insurance ensuring financial security for your loved ones.
- Group Accident Insurance offering extra protection.
- Flexible Working Arrangements to achieve a balanced work-life schedule.
- Employee Assistance Program providing support for personal and work-related challenges.
- Medical Screening prioritizing your well-being.
- Modern Family Benefits including parental and adoption support.
- Long-Service Awards recognizing dedication and commitment.
- Celebratory New Baby Gift.
- Subsidized Meals (location-specific).
- Various Paid Time Off options including Casual Leave, Sick Leave, Privilege Leave, Compassionate Leave, Special Sick Leave, and Gazetted Public Holidays.
- Free Transport for home-office-home commutes (location-specific).
About the Business:-
A global leader in information and analytics, we assist researchers and healthcare professionals in advancing science and improving health outcomes for society’s benefit. Leveraging our publishing heritage, we combine quality information and extensive data sets with analytics to support visionary science and research, health education, and interactive learning. At Elsevier, your work contributes to addressing the world’s grand challenges and fostering a sustainable future. We utilize innovative technologies to support science and healthcare, partnering for a better world.






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- Location & working pattern
IND - India - Home based
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Please read our Candidate Privacy Policy. We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. USA Job Seekers:
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