Senior Data Scientist

Senior Executive - Data Scientist

Job Title: Data Scientist (N3 Level)

Organization Name: NEC Corporation of India Ltd.

Reporting Relationship: Abisanka Mishra

Experience Required: 3–4 Years

Role Summary

We are looking for a motivated and analytical Data Scientist (N2/N3 Level) with 3–4 years of hands-on experience in data science and machine learning. The candidate will be responsible for end-to-end model development including data preprocessing, statistical analysis, predictive modeling, validation, and deployment support while collaborating with cross-functional teams.

Key Responsibilities

• Perform data collection, cleaning, preprocessing, and feature engineering on structured and unstructured datasets.
• Conduct exploratory data analysis (EDA) and statistical analysis.
• Develop, validate, and optimize predictive and classification models.
• Implement machine learning algorithms for business use cases.
• Manage the complete ML lifecycle: data preparation → model building → evaluation → performance tuning.
• Collaborate with cross-functional teams to translate business problems into analytical solutions.
• Document methodologies, model assumptions, and performance metrics.
• Support model deployment and monitoring activities.

Technical Skills Required

Programming

• Strong hands-on experience in Python.
• Proficiency in Pandas, NumPy, Scikit-learn, Matplotlib/Seaborn.
• Experience with XGBoost / LightGBM (Preferred).

Data Processing

• Data cleaning and preprocessing techniques.
• Feature engineering.
• Handling missing data and outliers.

Statistics & Modeling

• Strong understanding of Probability & Statistics.
• Hypothesis testing.
• Regression analysis and classification techniques.
• Experience with Linear & Logistic Regression, Decision Trees, Random Forest, Gradient Boosting, KNN, and SVM.

Model Evaluation & Tuning

• Model evaluation metrics: Accuracy, Precision, Recall, F1-score, ROC-AUC.
• Cross-validation techniques.
• Hyperparameter tuning.

Good to Have

• Experience in model deployment.
• Knowledge of SQL.
• Exposure to cloud platforms (Azure/AWS/GCP).
• Understanding of MLOps concepts.

Soft Skills

• Strong analytical and problem-solving ability.
• Good communication skills.
• Ability to work independently and in team environments.
• Strong documentation and presentation skills.

Specialization Description

Data Science/Big Data Mining work includes:

• Creating data mining architectures/models/protocols, statistical reporting, and data analysis methodologies to identify trends in large data sets
• Analysis may be applied to various areas of the business (e.g., Market Economics, Supply Chain, Marketing/Advertising, Scientific Research, etc.)
• Researching and applying knowledge of existing and emerging data science principles, theories, and techniques to inform business decisions
• At higher career levels, may conduct scientific research projects with the goal of breaking new ground in data analytics

Level Description

An experienced support level position that requires a basic knowledge of a given job area and tools, typically seen through work experience as well as vocational or technical training. Works under moderate supervision. Problems are typically of a routine nature, but may at times require interpretation or deviation from standard procedures. Communicates information that requires some explanation or interpretation to achieve business results for a given area of a department or function.

Headquartered in Japan, NEC is a leader in the integration of IT and network technologies. With over 123 years of expertise in providing solutions for empowering people, businesses, and society, NEC stands tall as a champion in enabling change and transformation across the globe. Present in India since 1950, NEC has been instrumental in burgeoning India’s digitization journey continually for the past 70 years.

 

NEC India has proved its commitment to orchestrating a bright future through its diverse businesses from Telecommunications to Public Safety, Logistics, Transportation, Retail, Finance, Unified Communication and IT platforms, serving across the public and private sectors. NEC India, through the deployment of cutting-edge technology, has been powering India in seminal ways, making lives easier, safer, and more productive for all.

 

With its Centre of Excellence for verticals like Analytics platform solutions, Big Data, Biometrics, Mobile and Retail, NEC India brings to the table, innovative, seamless solutions for India and across the world.

 

NEC India is headquartered in New Delhi and has its offices panned across the country. It has branches in Ahmedabad, Bengaluru, Chennai, Mumbai, Noida and Surat.

 

Specialties:

IT & Networking Solutions, Unified Communication Solutions, Safety and Security Solutions, Integrated Retail Solutions, Data Centre Solutions, Safe and Smart City Solutions, Transportation Solutions, SDN Solutions, Carrier Telecom Solutions, and Solutions for Society.

 

 

NEC Career Site - LinkedIn

Experience Level

Senior Level