• Location: McLean, Virginia
  • Type: Contract
  • Job #3021

Title: Data Scientist
Location: McLean, VA
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Company Overview:
Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

1. (Mandatory) Demonstrated experience in data architecture.
2. (Mandatory) Demonstrated experience with and understanding of database structure principles
3. (Mandatory) Demonstrated experience in data modeling and design, including SQL development and database administration.
4. (Mandatory) Demonstrated experience in data visualization, data migration and data modeling.
5. (Mandatory) Demonstrated experience in relational database management systems (DBMS).
6. (Mandatory) Demonstrated experience in DBMS software, including SQL Server.
7. (Mandatory) Demonstrated experience in database and cloud computing design, architectures and data lakes.
8. (Mandatory) Demonstrated experience in configuration and administration of enterprise level data stores, ETL and ELT methods, and batch and streaming data transport.
9. (Mandatory) Demonstrated experience gathering and analyzing system requirements.
10. (Mandatory) Demonstrated experience with Version control systems such as Git.
11. (Mandatory) Demonstrated experience with programming languages Java and Python.
12. (Mandatory) Demonstrated experience with Linux, Unix, Solaris and Windows.
13. (Mandatory) Demonstrated experience with Agile development methodologies and JIRA.
14. (Mandatory) Demonstrated experience working in a fast-paced, technically challenging area; ability to anticipate and manage changes or problems; assess impacts and recommend sound solutions.
15. (Mandatory) Demonstrated experience in systems development, including system development life cycle, project management approaches and requirements, and design and testing techniques.
16. (Desired) Demonstrated experience with Sponsor networks, systems and services.
17. (Desired) Demonstrated experience delivering solutions with AWS cloud services.
18. (Desired) Demonstrated experience with AWS Cloud storage technologies including RDS, DynamoDB and S3.
19. (Desired) Demonstrated experience in database technologies to include but not limited to Oracle, SQLServer, and Postgres.
20. (Desired) Demonstrated experience with Oracle Databases
21. (Desired) Demonstrated experience  with Full stack environment
22. (Desired) Demonstrated experience building automation tools such as Gradle, Maven.
23. (Desired) Demonstrated experience with the development of system prototypes and proof of concept in order to demonstrate proper application of design principles
24. (Desired) Demonstrated experience with the Sponsor’s authentication and authorization process.
25. (Desired) Demonstrated experience with supporting enterprise level production systems
26. (Desired) Demonstrated experience briefing technical topics to a non-technical audience.
27. (Desired) Demonstrated experience in strong oral and written communication.
28. (Desired) AWS Certification or other relevant certifications


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