Python Senior Technical Lead - Data Analysis, SQL
India
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Job Description
Python Senior Technical Lead - Data Analysis, SQL
Chennai, Tamil Nadu

Job Summary

Data Engineer - Key Requirements

  • 10+ years of experience in Data Engineering
  • Strong hands-on experience with the AWS ecosystem
  • Strong expertise in Python
  • Strong expertise in SQL
  • Strong expertise in Shell scripting
  • Proven experience building and maintaining end-to-end data pipelines
  • Strong experience with ETL/ELT development
  • Experience with data ingestion, transformation, and processing of large datasets
  • Strong understanding of data modeling, data warehousing, and data lake concepts
  • Experience with AWS data services such as Glue, Redshift, Lambda, Step Functions, Kinesis, RDS, DynamoDB, and S3
  • Experience with Apache Spark
  • Strong knowledge of data quality, data validation, and data integrity practices
  • Experience with performance tuning and optimization of data pipelines and queries
  • Experience designing scalable and reliable cloud-based data solutions
  • Good understanding of data analysis and supporting analytics/reporting use cases
  • Experience with automation and scripting for pipeline and platform operations
  • Familiarity with CI/CD, DevOps, and Infrastructure as Code in data engineering environments
  • Strong problem-solving and troubleshooting skills
  • Ability to work with business and technical stakeholders to translate requirements into data solutions

Key Responsibilities

1. Lead technical projects involving sql, data analysis, and python from inception to implementation.
2. Design and develop sql databases, queries, and stored procedures to support various applications.
3. Conduct data analysis to derive valuable insights and make data driven decisions.
4. Develop and maintain python scripts to automate tasks and streamline processes.
5. Collaborate with cross functional teams to integrate technical solutions and ensure compatibility.
6. Troubleshoot technical issues related to sql databases, data analysis, and python scripts.
7. Stay updated on emerging technologies and recommend enhancements to existing systems.

Skill Requirements

1. Proficient in sql to design and optimize databases, write complex queries, and create stored procedures.
2. Strong data analysis skills to extract, clean, and analyze data for business insights and decision-making.
3. Experience in python programming for automation, data manipulation, and scripting tasks.
4. Knowledge of data visualization tools to present findings in a clear and understandable manner.
5. Excellent problem-solving abilities and attention to detail to identify and resolve technical issues efficiently.
6. Strong communication skills to collaborate with team members and stakeholders effectively.

Other Requirements

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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll 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 226,300 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 December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.