Cognizant

Senior AWS Data Engineer

Cognizant$108K — $123K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Strong experience in AWS data engineering with hands-on expertise in Glue, Redshift, EMR, S3, Lambda, Kinesis, and related services.
  • Proficiency in SQL with a solid understanding of data modeling concepts.
  • Experience in designing ETL/ELT pipelines and scalable data transformation frameworks.
  • Strong programming skills in Python, PySpark, or similar technologies.
  • Knowledge of data lake and data warehouse architectures and implementation patterns.
  • Expertise in performance tuning and optimization for large-scale datasets.
  • Experience with data migration, replication, and database modernization strategies.

Responsibilities

  • Design and develop end-to-end data pipelines using AWS services.
  • Build and optimize data lake and data warehouse solutions using Amazon S3, Redshift, and Athena.
  • Develop and manage ETL/ELT frameworks for large-scale data transformation.
  • Implement streaming data solutions using AWS Kinesis for real-time analytics.
  • Lead database migration, replication, and modernization initiatives using AWS DMS and Aurora.
  • Ensure high performance and scalability through data partitioning and query optimization.
  • Collaborate with cross-functional teams to deliver data solutions aligned with business requirements.

Benefits

  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan
Full Job Description
Practice - AIA - Artificial Intelligence and Analytics

Job Summary

We are seeking a Senior AWS Data Engineer to design and deliver scalable, cloud-native data solutions on AWS. This role focuses on building robust data pipelines, modernizing legacy systems, and enabling advanced analytics through data lakes and warehouses. You will work across batch and streaming architectures while ensuring high performance, reliability, and cost efficiency. The position requires strong expertise in AWS services, data modeling, and end-to-end data engineering practices.

In this role, you will:
• Design and develop end-to-end data pipelines using AWS services such as Glue, EMR, Lambda, and Airflow.
• Build and optimize data lake and data warehouse solutions using Amazon S3, Redshift, and Athena.
• Develop and manage ETL/ELT frameworks for large-scale data transformation and processing.
• Implement streaming data solutions using AWS Kinesis for real-time analytics use cases.
• Lead database migration, replication, and modernization initiatives using AWS DMS and Aurora.
• Ensure high performance and scalability through data partitioning, indexing, and query optimization.
• Collaborate with cross-functional teams to deliver data solutions aligned with business requirements.
• Follow Agile methodologies and contribute to continuous improvement of data engineering practices.

What you need to have to be considered
• Strong experience in AWS data engineering with hands-on expertise in Glue, Redshift, EMR, S3, Lambda, Kinesis, and related services.
• Proficiency in SQL and solid understanding of data modeling concepts and best practices.
• Experience in designing ETL/ELT pipelines and scalable data transformation frameworks.
• Strong programming skills in Python, PySpark, or similar technologies.
• Knowledge of data lake and data warehouse architectures and implementation patterns.
• Expertise in performance tuning and optimization for large-scale datasets.
• Experience with data migration, replication, and database modernization strategies.
• Proven ability to work effectively in Agile delivery environments.

#LI-EF1

#CB

#Ind123

Applications will be accepted until 10 Jun 2026.

Salary and Other Compensation:

The hourly salary for this position is between $[108,000 - 123,000] depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

About Cognizant

TriZetto is Powering Integrated Healthcare Management. With technology solutions touching more than half the U.S. population today, TriZetto is uniquely positioned to drive the convergence of core benefit administration, care management and constituent engagement. TriZetto provides premier information technology solutions that enable payers and other constituents in the healthcare supply chain to improve the coordination of benefits and care for healthcare consumers.

Cognizant Careers

Join the vibrant team at Cognizant, a leading provider of information technology, consulting, and business process services. Cognizant is not just a company; it's a community where innovation, leadership, and diversity are valued and where every team member is encouraged to thrive.

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Learn more about Cognizant
Size
340,400 employees
Market Cap
$28.7 billion
Industry
Net Income
$1.3 billion
Founded
1994
5 Year Trend
+6.5%
Revenue
$16.6 billion
NASDAQ

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