Senior Software Engineer - Data Engineering

Caterpillar Inc.; Chennai District; On-site; INR 4,000,000 - 6,000,000; Full time

Job summary

Caterpillar Inc. is seeking a highly motivated Data Engineer to join our data engineering team in Chennai. The role focuses on building scalable data pipelines on the AWS cloud stack and leveraging Snowflake for data warehousing.

Strong Python and SQL skills, plus hands-on knowledge of graph and vector databases, are essential. You will collaborate with data scientists, analysts, and business stakeholders to deliver efficient, reliable data solutions, while ensuring data quality, security, and

Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 8+ years of data engineering or related experience.
• Strong hands-on AWS cloud services experience with data and AI workloads.
• Deep knowledge of Snowflake architecture and performance tuning.
• Proficiency in Python and SQL for data pipelines and transformations.
• Hands-on experience with graph databases (Neo4j, Neptune) and vector databases (Milvus, OpenSearch).
• Experience with version control (Git) and Git workflows.
• Experience with Azure DevOps boards in Agile environments.

Responsibilities

• Design, develop, and maintain scalable data pipelines on AWS (S3, Glue, Lambda, Redshift, EMR).
• Build and optimize data warehousing solutions using Snowflake, with performance tuning and data modeling.
• Write efficient Python and SQL for data transformation and processing.
• Collaborate with data scientists, analysts, and business stakeholders to understand data requirements.
• Integrate vector databases with LLM-based applications and AI workflows.
• Monitor, troubleshoot, and improve pipeline performance and reliability.
• Ensure data quality, integrity, and security across all stages of the pipeline.
• Participate in code reviews, architecture discussions, and continuous improvement initiatives.

Skills

Python

SQL

AWS

Snowflake

Neo4j

Neptune

Milvus

OpenSearch

Git

Azure DevOps

Agile

Education

Bachelor's or Master's in Computer Science or Engineering

Tools

Python

SQL

Job description

Job Description

Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Career Area

Technology, Digital and Data

Job Description

Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Job Summary

We are looking for a highly motivated and experienced Data Engineer to join our data engineering team. The ideal candidate will have a strong background in building scalable data pipelines using the AWS cloud stack and extensive hands‑on experience with Snowflake. Proficiency in Python and SQL, along with graph and vector database technologies, is essential. This role requires strong problem‑solving abilities and a proactive mindset to deliver efficient, scalable, and reliable data solutions.

Key Responsibilities

• Design, develop, and maintain scalable data pipelines on AWS using services such as S3, Glue, Lambda, Redshift, and EMR.
• Build and optimize data warehousing solutions using Snowflake, including performance tuning and data modeling.
• Write efficient and reusable code in Python and SQL for data transformation and processing.
• Collaborate with cross‑functional teams, including data scientists, analysts, and business stakeholders, to understand data requirements.
• Integrate vector databases with LLM‑based applications and AI workflows.
• Monitor, troubleshoot, and improve pipeline performance and reliability.
• Ensure data quality, integrity, and security across all stages of the pipeline.
• Participate in code reviews, architecture discussions, and continuous improvement initiatives.

Required Qualifications

• 8+ years of experience in data engineering or related roles.
• Strong hands‑on experience with AWS cloud services, including data and AI workloads.
• Deep understanding of Snowflake architecture, performance tuning, and best practices.
• Advanced proficiency in Python and SQL for data pipelines, transformations, and services.
• Hands‑on experience with graph databases (e.g., Neo4j, Neptune) and vector databases (e.g., Milvus, Amazon OpenSearch).
• Experience with version control systems (e.g., Git) and Git workflows.
• Experience working with Azure DevOps (AzDO) boards for backlog management in Agile environments.
• Excellent analytical and problem‑solving skills.
• Strong communication and collaboration abilities.
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

Nice To Have Skills

• Knowledge of the NVIDIA ecosystem and its applications in data and AI.
• Exposure to RAPIDS libraries (cuDF, cuML, cuGraph) or CUDA‑based tooling for GPU‑accelerated data processing, enabling faster transformation and optimization during large‑scale ingestion workflows.
• Hands‑on expertise with vector databases, specifically Milvus, covering schema design, indexing, and optimizing write performance for large‑scale embedding ingestion pipelines.
• Proficiency in building Knowledge Graph (Neo4J) ingestion pipelines using Graph Databases - including entity extraction, relationship modelling, and populating nodes and attributes.

Preferred Qualifications

• Experience with orchestration tools such as AWS Step Functions.
• Familiarity with data governance and compliance practices.
• Exposure to real‑time data processing frameworks (e.g., Kafka, Spark Streaming).

This position requires working onsite five days a week. Relocation is available for this position.

Posting Dates

August 7, 2026 - August 20, 2026

Caterpillar is an Equal Opportunity Employer. Qualified applicants of any age are encouraged to apply.