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# Data Scientist, Sr. TS/SCI with Poly REQUIRED

- **Company:** Cgi Inc.
- **Location:** Arlington, VA, United States
- **Experience:** Expert
- **Salary:** $89,600.0 - $194,000.0
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, CompTIA Security+, Cyber Security, Databases, Database Design, Database Development, NoSQL, Oracle Databases, Oracle (Applications), Role-Based Access Control, Working Model 2D
- **Published:** July 29, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9063294/data-scientist-sr-tssci-with-poly-required

## About the Role

TS/SCI with CI poly
. Degree: Bachelors
. Experience: 8-10 years' experience of database development in Defense or secured Government Installations.
Certifications: (one or more)
. Oracle Database 11g Administrator Certified Associate, AWS Cloud Practitioner, Oracle Certified Professional Certification (OCP), CompTIA Security+ CE certification - DoD 8570 Compliant., #ClearanceJobs

 * Data Modeling
 * Data Science
 * Database Design
 * NoSQL
 * Risk management

Together, as owners, let's turn meaningful insights into action.

## Description

CGI Federal has an exciting opportunity for a Data Engineer within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace with rapidly evolving technology advancements and leveraging your knowledge on a highly collaborative team to deliver state-of-the-art capabilities.

This position is located in our Arlington office; however, a hybrid working model is acceptable.

. Uses conceptual data model to design and develop a scalable, performant logical data model.
. Designs and develops database entities, attributes, relationships, and constraints.
. Supports auto-generation of relational, graph, and NoSQL physical databases from a single logical data model.
. Monitors and optimizes configuration of the polyglot the performance, scalability and security.
. Designs architectures for geographically replicate data in order to address latency issues and availability.
. Collaborates with vendors, cloud architects, and cyber security experts to design, implement, and optimize ABAC and RBAC controls for the polyglot.
. Supports the Assessment and Authorization (A&A) Risk Management Framework (RMF) process for system accreditation.


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