Senior Data Engineer — Cloud Pipelines & Legacy Migration

i3; Quantico (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

CGI Federal is seeking a Senior Data Engineer to design, develop, and operate data pipelines for petabyte-scale migration, transforming and storing diverse datasets in cloud environments. The role leads ETL/ELT, data modeling, and secure data flows from legacy systems to cloud platforms.

You'll provide technical leadership, collaborate with Cloud/DevSecOps teams, and ensure scalability, quality, and proper documentation for complex data migrations.

Qualifications

• Active Top Secret Security Clearance is required.
• U.S. Citizenship is required.
• Bachelor’s degree and 8+ years of experience in data engineering, ETL development, or large-scale data operations.
• Hands-on experience building pipelines for structured and unstructured data.
• Strong proficiency in data modeling, transformation logic, and automation.
• Familiarity with cloud environments (AWS preferred), DevSecOps tooling, and scripting languages.
• Excellent analytical, documentation, and problem-solving skills.

Responsibilities

• Design, build, and optimize scalable data pipelines enabling ingestion, transformation, and loading of large datasets.
• Implement ETL/ELT processes supporting multi-source, multi-format data migration.
• Develop data models, schemas, mapping artifacts, and integration structures for legacy to cloud migration.
• Enhance automation, performance tuning, throughput, and fault tolerance within cloud-based pipelines.
• Lead data cleansing, normalization, enrichment, and validation efforts across legacy sources.
• Coordinate with QA/Test Engineers to embed data validation and automated testing into pipeline workflows.
• Support data engineering activities within AWS cloud environments (preferred).
• Collaborate with Cloud Engineers, DevSecOps teams, Migration Engineers, and system developers to integrate data flows with program architecture.
• Ensure compliance with security, logging, auditing, and handling requirements across environments.
• Mentor Data Migration Engineers and Mid Level Data Engineers on pipeline operations and data best practices.
• Participate in technical reviews, sprint activities, and architecture discussions.
• Support migration readiness assessments, backlog refinement, and multi-team planning.

Skills

ETL development

Data modeling

Cloud environments

DevSecOps tooling

Scripting languages

Data quality & validation

Analytical thinking

Education

Bachelor's degree

Tools

AWS

CI/CD

Microservices

DevSecOps

Job description

CGI Federal is seeking a Senior Data Engineer to design, develop, and operate data pipelines for petabyte-scale migration, transforming and storing diverse datasets in cloud environments. The role leads ETL/ELT, data modeling, and secure data flows from legacy systems to cloud platforms.

You'll provide technical leadership, collaborate with Cloud/DevSecOps teams, and ensure scalability, quality, and proper documentation for complex data migrations.