Tata Consultancy Services
Data Scientist
Skills
1 month ago
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Important information
Contract type:
Permanent
Location:
Chennai, Tamil Nadu, India
Work mode:
Onsite
Published on:
7 September 2026
What they need
Role ** Data Scientist
Required Technical Skill Set**
- Good understanding of machine learning including with extensive hands-on experience in model building using libraries like scikit-learn etc.
- Knowledge of data management and visualization techniques
- Ability to do data analysis using Python
- A knack for statistical analysis and predictive modeling
- Good knowledge of Python
- Experience with SQL
- Good communication skills.
- Good analytical and problem-solving skills
Desired Competencies (Technical/Behavioral Competency)
Must-Have**
(Ideally should not be more than 3-5)
- Proven experience as a Data Scientist or similar role
- Solid understanding of machine learning
- Knowledge of data management and visualization techniques
- A knack for statistical analysis and predictive modeling
- Good knowledge of Python and associated data science libraries like scikit-learn
- Experience with SQL
- Good team skill and interpersonal skill
Good-to-Have
- Knowledge in PySpark, Databricks.
- Should possess creative and out of the box thinking.
- Knowledge in GenAI, NLP, Deep Learning.
Responsibility of / Expectations from the Role
- Ability to understand domain and data analytics requirements
- Performing data preprocessing that involves data transformation as well as data cleaning.
- Conduct data mining and collection procedures
- Ensure data quality and integrity
- Interpret and analyze data problems
- Conceive, plan and prioritize data projects
- Build analytic systems and predictive models
- Increasing the performance and accuracy of machine learning algorithms through fine-tuning and further
- Visualize data and create reports
- Experiment with new models and techniques
- EDA and Explainability
- Align data projects with organizational goals
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