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Salary
≈ $12k – $33k per year (Estimated)
Location
In office (Bengaluru)
Seniority
Senior · 10+ years exp

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 22, 2026.

Overview
Company
Impact
Profile match
HCLTech is a major Indian multinational information technology (IT) services and consulting company headquartered in Noida, Uttar Pradesh. Spun off from the original HCL Group in 1991, it ranks as one of India's largest technology companies alongside firms like TCS, Infosys, and Wipro.

Job Summary

JD #1 Experience Level: 10+ Years | Classical ML + GenAI+ ML-Ops 1 Position

Overview

An accomplished Principal / Expert Data Scientist with 10+ Year of experience and having deep expertise & hands-on in classical machine learning, GenAI Applications & ML lifecycle,

Key Responsibilities

1. Machine Learning & Statistical Modelling

  • Build and optimize complex ML models: regression, classification, clustering, sequence models, time series forecasting.
  • Lead sophisticated feature engineering and data quality analysis.
  • Apply statistical modelling techniques, experimental design, and Performance evaluation.
  • Develop scalable and maintainable ML pipelines for structured and unstructured data.

2. GenAI & LLM Systems

  • Architect and develop LLM-based applications using SOTA LLM’s.
  • Build RAG pipelines using vector databases (faiss, aisearch, opensearch, PG vector etc).
  • Integrate GenAI systems with enterprise apps, APIs, and data sources.
  • Model Context Protocol (MCP) & Tooling
  • Exposure of Agentic systems and multi-agent workflows

3. Agentic Systems & Model Context Protocol (MCP)

  • Exposure to agentic system design, including tool-calling workflows, planner-executor patterns, and multi-agent coordination.
  • Integrate memory architectures such as episodic, semantic, and vector-based long-term memory within agent workflows.
  • Implement and manage Model Context Protocol (MCP) servers to enable seamless connectivity between LLMs, tools, APIs, and enterprise applications.
  • Collaborate with engineering teams to build reliable, extensible agent tooling and ensure smooth integration into production environments.

4. Cloud ML-Ops & Quality

  • ML Modelling, data drift, concept drift, model quality monitoring.
  • Hands-on experience across AWS/ Azure/ Databricks, with flexibility to work on any cloud platform.
  • Adhere to stringent quality assurance and documentation standards using version control and code repositories (e.g., Git, GitHub, Markdown)

5. Leadership & Collaboration

  • Lead technical direction for AI solutions.
  • Work with product teams to define AI features.

Required Skills & Experience

  • 10+ years in Classical ML, GenAI & ML-Ops.
  • Strong experience in:
    • Python, PySpark, SQL, Scikit-Learn, XGBoost, LightGBM, Random Forest
    • LangChain, LangGraph, LangSmith (tracing, metrics, evaluations)
    • MLflow / Sagemaker / Databricks
    • Docker, Git-Ops
  • Experience building production-grade GenAI applications.
  • Skilled in EDA, DOE, and model evaluation metrics for identifying data patterns, validating hypotheses, and improving model quality

Key Responsibilities

JD #1 Experience Level: 10+ Years | Classical ML + GenAI+ ML-Ops 1 Position

Overview

An accomplished Principal / Expert Data Scientist with 10+ Year of experience and having deep expertise & hands-on in classical machine learning, GenAI Applications & ML lifecycle,

Key Responsibilities

1. Machine Learning & Statistical Modelling

  • Build and optimize complex ML models: regression, classification, clustering, sequence models, time series forecasting.
  • Lead sophisticated feature engineering and data quality analysis.
  • Apply statistical modelling techniques, experimental design, and Performance evaluation.
  • Develop scalable and maintainable ML pipelines for structured and unstructured data.

2. GenAI & LLM Systems

  • Architect and develop LLM-based applications using SOTA LLM’s.
  • Build RAG pipelines using vector databases (faiss, aisearch, opensearch, PG vector etc).
  • Integrate GenAI systems with enterprise apps, APIs, and data sources.
  • Model Context Protocol (MCP) & Tooling
  • Exposure of Agentic systems and multi-agent workflows

3. Agentic Systems & Model Context Protocol (MCP)

  • Exposure to agentic system design, including tool-calling workflows, planner-executor patterns, and multi-agent coordination.
  • Integrate memory architectures such as episodic, semantic, and vector-based long-term memory within agent workflows.
  • Implement and manage Model Context Protocol (MCP) servers to enable seamless connectivity between LLMs, tools, APIs, and enterprise applications.
  • Collaborate with engineering teams to build reliable, extensible agent tooling and ensure smooth integration into production environments.

4. Cloud ML-Ops & Quality

  • ML Modelling, data drift, concept drift, model quality monitoring.
  • Hands-on experience across AWS/ Azure/ Databricks, with flexibility to work on any cloud platform.
  • Adhere to stringent quality assurance and documentation standards using version control and code repositories (e.g., Git, GitHub, Markdown)

5. Leadership & Collaboration

  • Lead technical direction for AI solutions.
  • Work with product teams to define AI features.

Required Skills & Experience

  • 10+ years in Classical ML, GenAI & ML-Ops.
  • Strong experience in:
    • Python, PySpark, SQL, Scikit-Learn, XGBoost, LightGBM, Random Forest
    • LangChain, LangGraph, LangSmith (tracing, metrics, evaluations)
    • MLflow / Sagemaker / Databricks
    • Docker, Git-Ops
  • Experience building production-grade GenAI applications.
  • Skilled in EDA, DOE, and model evaluation metrics for identifying data patterns, validating hypotheses, and improving model quality

Skill Requirements

JD #1 Experience Level: 10+ Years | Classical ML + GenAI+ ML-Ops 1 Position

Overview

An accomplished Principal / Expert Data Scientist with 10+ Year of experience and having deep expertise & hands-on in classical machine learning, GenAI Applications & ML lifecycle,

Key Responsibilities

1. Machine Learning & Statistical Modelling

  • Build and optimize complex ML models: regression, classification, clustering, sequence models, time series forecasting.
  • Lead sophisticated feature engineering and data quality analysis.
  • Apply statistical modelling techniques, experimental design, and Performance evaluation.
  • Develop scalable and maintainable ML pipelines for structured and unstructured data.

2. GenAI & LLM Systems

  • Architect and develop LLM-based applications using SOTA LLM’s.
  • Build RAG pipelines using vector databases (faiss, aisearch, opensearch, PG vector etc).
  • Integrate GenAI systems with enterprise apps, APIs, and data sources.
  • Model Context Protocol (MCP) & Tooling
  • Exposure of Agentic systems and multi-agent workflows

3. Agentic Systems & Model Context Protocol (MCP)

  • Exposure to agentic system design, including tool-calling workflows, planner-executor patterns, and multi-agent coordination.
  • Integrate memory architectures such as episodic, semantic, and vector-based long-term memory within agent workflows.
  • Implement and manage Model Context Protocol (MCP) servers to enable seamless connectivity between LLMs, tools, APIs, and enterprise applications.
  • Collaborate with engineering teams to build reliable, extensible agent tooling and ensure smooth integration into production environments.

4. Cloud ML-Ops & Quality

  • ML Modelling, data drift, concept drift, model quality monitoring.
  • Hands-on experience across AWS/ Azure/ Databricks, with flexibility to work on any cloud platform.
  • Adhere to stringent quality assurance and documentation standards using version control and code repositories (e.g., Git, GitHub, Markdown)

5. Leadership & Collaboration

  • Lead technical direction for AI solutions.
  • Work with product teams to define AI features.

Required Skills & Experience

  • 10+ years in Classical ML, GenAI & ML-Ops.
  • Strong experience in:
    • Python, PySpark, SQL, Scikit-Learn, XGBoost, LightGBM, Random Forest
    • LangChain, LangGraph, LangSmith (tracing, metrics, evaluations)
    • MLflow / Sagemaker / Databricks
    • Docker, Git-Ops
  • Experience building production-grade GenAI applications.
  • Skilled in EDA, DOE, and model evaluation metrics for identifying data patterns, validating hypotheses, and improving model quality

Other Requirements

JD #1 Experience Level: 10+ Years | Classical ML + GenAI+ ML-Ops 1 Position

Overview

An accomplished Principal / Expert Data Scientist with 10+ Year of experience and having deep expertise & hands-on in classical machine learning, GenAI Applications & ML lifecycle,

Key Responsibilities

1. Machine Learning & Statistical Modelling

  • Build and optimize complex ML models: regression, classification, clustering, sequence models, time series forecasting.
  • Lead sophisticated feature engineering and data quality analysis.
  • Apply statistical modelling techniques, experimental design, and Performance evaluation.
  • Develop scalable and maintainable ML pipelines for structured and unstructured data.

2. GenAI & LLM Systems

  • Architect and develop LLM-based applications using SOTA LLM’s.
  • Build RAG pipelines using vector databases (faiss, aisearch, opensearch, PG vector etc).
  • Integrate GenAI systems with enterprise apps, APIs, and data sources.
  • Model Context Protocol (MCP) & Tooling
  • Exposure of Agentic systems and multi-agent workflows

3. Agentic Systems & Model Context Protocol (MCP)

  • Exposure to agentic system design, including tool-calling workflows, planner-executor patterns, and multi-agent coordination.
  • Integrate memory architectures such as episodic, semantic, and vector-based long-term memory within agent workflows.
  • Implement and manage Model Context Protocol (MCP) servers to enable seamless connectivity between LLMs, tools, APIs, and enterprise applications.
  • Collaborate with engineering teams to build reliable, extensible agent tooling and ensure smooth integration into production environments.

4. Cloud ML-Ops & Quality

  • ML Modelling, data drift, concept drift, model quality monitoring.
  • Hands-on experience across AWS/ Azure/ Databricks, with flexibility to work on any cloud platform.
  • Adhere to stringent quality assurance and documentation standards using version control and code repositories (e.g., Git, GitHub, Markdown)

5. Leadership & Collaboration

  • Lead technical direction for AI solutions.
  • Work with product teams to define AI features.

Required Skills & Experience

  • 10+ years in Classical ML, GenAI & ML-Ops.
  • Strong experience in:
    • Python, PySpark, SQL, Scikit-Learn, XGBoost, LightGBM, Random Forest
    • LangChain, LangGraph, LangSmith (tracing, metrics, evaluations)
    • MLflow / Sagemaker / Databricks
    • Docker, Git-Ops
  • Experience building production-grade GenAI applications.
  • Skilled in EDA, DOE, and model evaluation metrics for identifying data patterns, validating hypotheses, and improving model quality
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