Senior ML Engineer - Traditional ML

Job Description

Senior ML Engineer - Traditional ML

Chennai, Tamil Nadu

Job Summary

This role focuses on developing and maintaining machine learning solutions for time series forecasting within the organizationâs data-driven platforms. The individual applies foundational knowledge of Python, ML algorithms, and data engineering tools to support feature enhancements, troubleshoot issues, and ensure reliable delivery of forecasting models. They contribute to the implementation of model evaluation techniques and collaborate within the team to meet project objectives and quality standards.

Key Responsibilities

1. Maintain and enhance time series forecasting models using Python, scikit-learn, and StatsModels, ensuring alignment with business requirements and quality standards.

2. Troubleshoot and resolve bugs in ML pipelines leveraging Apache Spark and Kafka, supporting data ingestion and transformation tasks.

3. Support model evaluation by applying cross-validation, ROC/AUC, Precision/Recall, F1-score, and confusion matrix techniques to assess performance of supervised learning models.

4. Participate in team code reviews and contribute to documentation of ML workflows and client deliverables using Python and ML libraries.

5. Monitor and process data streams for forecasting tasks using Apache Kafka and Spark, assisting in scheduled delivery and reporting of results.

6. Collaborate with team members to gather requirements and present forecasting results, supporting day-to-day client requests and ticket resolution.

Skill Requirements

1. Strong Understanding Of Machine Learning Concepts And Nlp Fundamentals.

2. Experience With Python Programming And Libraries Such As Numpy, Pandas, Scikitlearn, Tensorflow, And Pytorch.

3. Good Knowledge Of Time Series Analysis And Forecasting Techniques Using Statsmodels And Related Tools.

4. Familiarity With Data Engineering Platforms Including Apache Spark And Kafka For Processing And Managing Large Datasets.

5. Ability To Apply Model Evaluation Metrics Including Crossvalidation, Roc/Auc, Precision/Recall, F1Score, And Confusion Matrix.

6. Experience With Supervised And Unsupervised Learning Approaches.

7. Good Documentation And Communication Skills For Presenting Results And Supporting Client Requirements.

Other Requirements

1. Optional But Valuable:

2. • Microsoft Certified: Azure Ai Fundamentals
3. • Tensorflow Developer Certificate
4. • Databricks Certified Associate Developer For Apache Spar

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Information at a Glance

Why HCLTech?

At HCLTech, youll supercharge your potential. Youll find your career. And youll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.