Senior Manager - Data Science

Company:

Marsh

Description:

We are seeking a talented individual to join our Data Science team at Marsh. This role will be based in Mumbai. This is a hybrid role that has a requirement of working at least three days a week in the office.

Senior Manager - Data Science and Automation

We will count on you to:

• Identify opportunities which add value to the business and make the process more efficient.
• Invest in understand the core business including products, process, documents, and data points with the objective of identifying efficiency and value addition opportunities.
• Design and develop end-to-end NLP/LLM solutions for document parsing, information extraction, and summarization from PDFs and scanned text.
• Develop AI applications to automate manual and repetitive tasks using generative AI and machine learning.
• Fine-tune open-source LLMs (like LLaMA, Mistral, Falcon, or similar) or build custom pipelines using APIs (OpenAI, Anthropic, Azure OpenAI).
• Build custom extraction logic using tools like LangChain, Haystack, Hugging Face Transformers, and OCR libraries like Tesseract or Azure Form Recognizer.
• Create pipelines to convert outputs into formatted Microsoft Word or PDF files using libraries like docx, PDFKit, ReportLab, or LaTeX.
• Collaborate with data engineers and software developers to integrate AI models into production workflows.
• Ensure model performance, accuracy, scalability, and cost-efficiency across business use cases.
• Stay updated with the latest advancements in generative AI, LLMs, and NLP research to identify innovative solutions.
• Design, develop, and maintain robust data pipelines for extracting, transforming, and loading (ETL) data from diverse sources.
• As the operational scales up design and implement scalable data storage solutions and integrate them with existing systems.
• Utilize cloud platforms (AWS, Azure, Google Cloud) for data storage and processing.
• Conduct code reviews and provide mentorship to junior developers.
• Stay up-to-date with the latest technology trends and best practices in data engineering and cloud services.
• Ability to lead initiatives and deliver results by engaging with cross-functional teams and resolving data ambiguity issues.
• Be responsible for the professional development of your projects and institute a succession plan.

What you need to have: 

• Bachelor's degree in Engineering, Analytics, or a related field, MBA, Computer Applications, IT, Business Analytics, or any discipline.
• Proven experience of 8-12 years in Python development
• Hands-on experience with frameworks and libraries like Transformers, LangChain, PyTorch/TensorFlow, spaCy, Hugging Face, and Haystack.
• Strong expertise in document parsing, OCR (Tesseract, AWS Textract, Azure Form Recognizer), and entity extraction.
• Proficiency in Python and familiarity with cloud-based environments (Azure, AWS, GCP).
• Experience deploying models as APIs/microservices using FastAPI, Flask, or similar.
• Familiarity with PDF parsing libraries (PDFMiner, PyMuPDF, Apache PDFBox) and Word generation libraries (python-docx, PDFKit).
• Solid understanding of prompt engineering and prompt-tuning techniques.
• Proven experience with data automation and building data pipelines.
• Proven track record in building and maintaining data pipelines and ETL processes.
• Strong knowledge of Python libraries such as Pandas, NumPy, and PySpark, Camelot.
• Familiarity with database management systems (SQL and NoSQL databases).
• Experience in designing and implementing system architecture.
• Ability to operate in a multi layered technology architecture and shape the technology maturity of the organization.
• Solid understanding of software development best practices, including version control (Git), code reviews, and testing frameworks (PyTest, UnitTest).
• Strong attention to detail and ability to work with complex data sets.
• Effective communication skills to present findings and insights to both technical and non-technical stakeholders. Specify superior listening, verbal and written communication skills
• Excellent project management and organization skills
• Superlative stakeholder management skills – ability to positively influence stakeholders.
• Synthesis skills- Ability to connect the dots and answer the business question.
• Excellent problem-solving, structuring and critical-thinking skills.
• Ability to work independently and collaboratively in a fast-paced environment.

What makes you stand out?

• Master’s degree in Computer Science, Engineering, or related fields.
• Experience in working with large-scale data sets and real-time data processing.
• Familiarity with additional programming languages like Java, C++, or R.
• Strong problem-solving skills and ability to work in a fast-paced environment.

Why join our team:

• We help you be your best through professional development opportunities, interesting work and supportive leaders.
• We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
• Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.

Marsh, a business of Marsh McLennan (NYSE: MMC), is the world’s top insurance broker and risk advisor. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marsh.com, or follow on LinkedIn and X.

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, caste, disability, ethnic origin, family duties, gender orientation or expression, gender reassignment, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.