AWS Data Engineer

Title: AWS Data Engineer

Location: Singapore

Key Responsibilities

• Design, build, and operate end-to-end data pipelines (ingestion → transformation → serving) on Databricks and/or Snowflake, following medallion/layered architecture patterns
• Configure and administer workspaces/accounts — compute policies, resource sizing, environment setup, and access hierarchy — per the SDP reference architecture
• Implement data governance controls: catalogue and schema design, RBAC, row/column-level security, data masking, and lineage tracking
• Set up CI/CD and infrastructure-as-code for pipeline deployment and environment promotion (dev → test → prod)
• Configure monitoring, telemetry, and audit logging to meet SDP's central observability and security posture requirements
• Support UAT, integration testing, and parallel-run validation during migration and go-live
• Produce handover documentation (runbooks, access lists, escalation procedures) for agency operations teams
  
  

Required Technical Skills — Databricks

• Unity Catalog — catalogue/schema design, access control, and data lineage
• Lakeflow / Delta Live Tables for pipeline orchestration; Delta Lake table format
• Databricks SQL and cluster/workspace administration (compute policies, pools, cost management)
• Databricks Asset Bundles (DABs) and Databricks Repos for CI/CD
• PySpark / Spark SQL for large-scale data transformation
• Working knowledge of Databricks system tables (audit logs, billing/usage, query history) for observability
• Minimum 5 years of hands-on experience in Data Engineering, Data Platform Engineering, or related disciplines.
• Minimum 3 years of hands-on experience with Databricks involving data pipeline development, platform administration, governance, and optimization.
  
  

Required Technical Skills — Common

• Strong SQL and Python (PySpark or general-purpose) for data engineering
• Data modeling — dimensional design, star/snowflake schemas, semantic layers
• CI/CD pipelines (e.g., Azure DevOps, GitHub Actions, GitLab CI) for data engineering workflows
• Infrastructure-as-code (Terraform preferred) for provisioning cloud data platform resources
• Hands-on experience on at least one hyperscaler — AWS, Azure, or Google Cloud
• Understanding of data security and compliance frameworks applicable to government/public-sector environments
  
  

Preferred Qualifications

• Databricks Certified Data Engineer Associate/Professional
• SnowPro Core, or SnowPro Advanced: Data Engineer
• AWS certification (e.g. AWS Certified Data Engineer - Associate, Solutions Architect) and hands-on experience with AWS data services.
• Prior experience delivering on a government or regulated-sector data platform, or exposure to compliance frameworks such as IM8, is an add-on
• Experience working as part of a System Integrator (SI) delivery team alongside a platform Principal is an add-on
  
  

About Cognizant

Cognizant (Nasdaq: CTSH) engineers modern businesses. We help our clients modernize technology, reimagine processes and transform experiences so they can stay ahead in our fast-changing world. Together, we're improving everyday life. See how at www.cognizant.com or @cognizant.