Fallstech

Data Scientist / ML Engineer (Data Platform) - Senior | TS/SCI w/ Poly

McLean, VirginiaFull TimePosted Oct 12, 2026

Active TS/SCI with Polygraph required. U.S. citizenship required.

Location: On-site in McLean, VA (Full-Time).


Build analytics on one of the largest data platforms in the mission space. You'll create production data pipelines, web apps and AI/ML analytics on a large data lake for a federal national-security mission.


What you'll do

  • Build production data pipelines and web applications on a large data-lake platform
  • - Develop AI/ML analytics with Elasticsearch, Neo4j, Trino and Apache Hive
  • - Automate AWS deployment and resource management, including GPU workloads
  • - Mentor junior data scientists and engineers
  • - Write security and accreditation documentation

What you bring (required)

  • Active TS/SCI with Polygraph
  • - Elasticsearch, Neo4j and Kibana
  • - JavaScript, Trino and Apache Hive
  • - AWS automation and deployment
  • - GPU workloads
  • - Mentoring junior staff

Nice to have

  • AWS certifications
  • - Security and accreditation documentation

Why Falls

A 9% retirement contribution, 100% of family medical premiums paid, and 4 weeks of PTO. We're a small business that's been delivering since 2019, so your work is visible and your voice counts.


Falls Technology is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, disability, or protected veteran status.

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