4253 Data Scientist Library jobs in Washington,DC

Data Steward

University of Maryland Global Campus

Adelphi, MD 20783

Vantor

Mc Lean, VA 22107

Active/current TS/SCI with required polygraph
This position requires an active U.S. Government Security Clearance at the TS/SCI level with required polygraph.
US citizenship required
To be eligible for this position, you must be a U.S. Citizen.
Active U.S. Government Security Clearance at the TS/SCI level with required polygraph.
Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Minimum 5 years of experience in a relevant field
Strong experience working with structured datasets
Experience with metadata cataloging systems
Strong writing and communication skills

NexWave

Mc Lean, VA 22107

Outlier

Washington, DC

2+ years of experience in backend engineering, AI automation, or complex systems integration
Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
Practical experience building for live, non-mocked environments and handling multi-turn system interactions
Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors
This is a 1099 contract opportunity on the Outlier.ai platform
You must be authorized to work in your country of residence
If you are an international student, you may be able to sign up for Outlier if you are on a visa