Data Labeling Specialist

NextGen Federal SystemsMaryland, United StatesOn-siteFull-timeMid level, 2–5 yearsListed 6 days ago

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About this role

Key Responsibilities

- Annotate and classify operational datasets, including specific modalities, using approved taxonomies, metadata standards, and task-specific instructions.

- Prepare and organize labeled datasets for use within existing AI platforms and applications.

- Review annotations for accuracy, completeness, consistency, and adherence to approved labeling conventions.

- Identify, document, and resolve data discrepancies, ambiguous records, duplicate entries, and inconsistent labels; elevate unresolved cases to appropriate subject matter experts.

- Coordinate with technical teams and functional subject matter experts to clarify labeling criteria and data interpretation.

- Perform first and second-pass quality reviews using defined sampling plans, acceptance criteria, and annotation-agreement measures; document findings and complete required rework.

- Maintain data labeling records, change history, quality findings, and supporting documentation to preserve traceability.

- Support the refinement of annotation instructions, review checklists, and repeatable data quality workflows.

- Handle data in accordance with applicable government security, access, and information management requirements.

Required Qualifications

- Bachelor’s degree in Information Systems, Data Analytics, Computer Science, or a related discipline; equivalent relevant experience may be considered.

- 3–5 years of relevant experience in data labeling, data annotation, data quality assurance, data management, or comparable data operations.

- Demonstrated experience reviewing, categorizing, and validating structured or unstructured datasets.

- Ability to apply labeling guidelines, metadata conventions, and documented quality standards consistently.

- Experience identifying data discrepancies and documenting corrective actions.

- Proficiency with spreadsheet applications and common data organization tools.

- Strong attention to detail, analytical judgment, and organizational skills.

- Ability to work independently while coordinating with technical teams and nontechnical subject matter experts.

- Strong written and verbal communication skills.

- Active Security Clearance Required: Secret or higher

Desired Qualifications

- Experience supporting DoD or other government data operations programs.

- Familiarity with data annotation or labeling platforms such as Label Studio, CVAT, or comparable tools.

- Experience preparing data for use in existing AI-enabled applications or operational analytics platforms.

- Familiarity with metadata management, controlled vocabulary, taxonomies, and dataset versioning.

- Experience with quality sampling, annotation agreement checks, and repeatable data review processes.

- Familiarity with CSV, JSON, SQL, or other common data formats and query tools.

- Experience working in controlled-access or secure government computing environments.