Tata Consultancy Services

Data Scientist

Tata Consultancy Services$100K — $145K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Minimum 10 years of experience in data integration and ETL development.
  • Proficient in Informatica, IDMC, Hadoop, Oracle, and SQL databases.
  • Experience with performance tuning and optimization of ETL processes.
  • Strong background in debugging and troubleshooting complex data systems.
  • Familiarity with Unix/Linux commands and scripting languages, such as Python.

Responsibilities

  • Design, build, and deploy ETL mappings and workflows using Informatica tools.
  • Develop and optimize SQL queries and PL/SQL scripts for data integration.
  • Monitor production environments and resolve technical issues per SLA.
  • Debug and troubleshoot Informatica, Spark, Oracle, and Shell scripting.
  • Maintain documentation for system procedures and performance reports.
  • Assist with code deployments and migration across different environments.
  • Optimize Spark engines for efficient data processing and ingestion.

Benefits

  • Discretionary Annual Incentive for eligible employees.
  • Comprehensive medical, dental, and vision coverage.
  • Maternal and parental leave support for families.
  • Convenient commuter benefits for daily travel.
  • Certification and training reimbursement for professional growth.
  • Generous time off including vacation, sick leave, and holidays.
  • Financial assistance options such as a 401K plan and student loan refinancing.
Full Job Description
Must Have Technical/Functional Skills

Primary Skill: Informatica Developer

Secondary: Informatica, IDMC, Hadoop and Oracle

Experience: Minimum 10 years

Roles & Responsibilities

Development Responsibilities
• ETL Pipeline Development: Design, build, and deploy robust ETL mappings, sessions, and workflows utilizing informatica PowerCenter and Informatica Cloud.
• Data Integration & Modeling: Develop and optimize complex SQL queries and PL/SQL scripts. Work with relational databases like Oracle, Teradata, or SQL Server to ingest and integrate data.
• Performance Tuning: Troubleshoot and resolve data bottlenecks; tune SQL queries and Informatica mappings for optimal performance and high-volume data ingestion.

Manage Prod RESPONSIBILITIES
• Monitor production environments, respond to alerts, and resolve technical issues, including tracking incidents against SLAs and preventing recurring issues through RCA.
• Debug Informatica, Spark, Oracle and Shell scripting code, analyze logs, and troubleshoot hardware/software issues.
• Maintain, document, and update system operating procedures, and provide performance reports.
• Assist with code deployments and migrations through environment stacks (Dev, SIT, UAT, Prod).
• Proficiency in Unix/Linux commands, SQL for database querying, performance tuning and scripting languages (e.g., Python, Shell) for automation.
• Experience with monitoring tools (e.g., Splunk, Datadog), ticketing systems (e.g., Jira, ServiceNow), and cloud platforms.
• Configuring session objects, optimizing Spark engines, and managing file descriptors for high-volume data ingestion.

TCS Employee Benefits Summary:

Discretionary Annual Incentive.

Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.

Family Support: Maternal & Parental Leaves.

Insurance Options: Auto & Home Insurance, Identity Theft Protection.

Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.

Time Off: Vacation, Time Off, Sick Leave & Holidays.

Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.

Salary Range: $100,000-$145,000 a year

About Tata Consultancy Services

Tata Consultancy Services (TCS) is an Indian multinational information technology (IT) services and consulting company, headquartered in Mumbai, Maharashtra, India. It is a subsidiary of Tata Group and operates in 149 locations across 46 countries. TCS is the largest Indian company by market capitalization and is ranked 11th on the Forbes Global 2000 list of the world's biggest public companies. TCS is also the second-largest IT services company in the world by revenue and the largest employer of women in India. The company provides services in areas including IT, consulting, and business solutions.
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