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Senior Data Annotation Analyst Jobs in Chantilly, VA

Beyond SOF

Senior Data Analyst

Mclean, VA · On-site

$100 - $125/hr

Position Overview The client are recruiting for a Senior Data Analyst who will support the critical functions for Open Source Intelligence in the IC. Responsibilities * Develop metrics and analysis ...

Arenatechnologies

Sr. Data Analyst

Alexandria, VA · On-site

$150 - $200/hr

We have an immediate need for a Sr. Data Analyst to provide onsite support out of the Pentagon and/or Mark Center in Alexandria, VA. Responsibilities The Sr. Data Analyst will support the newly ...

Gritter Francona

Senior Data Analyst

Washington, DC · On-site +1

$97K - $122K/yr

Gritter Francona is looking for a Senior Data Analyst to provide advanced data analytics and project management support for federal healthcare initiatives. The analyst will collect, analyze, and ...

Gritter Francona

Senior Data Analyst

Washington, DC · On-site

$97K - $122K/yr

Gritter Francona is looking for a Senior Data Analyst to provide advanced data analytics and project management support for federal healthcare initiatives. The analyst will collect, analyze, and ...

Guidehouse

Senior Data Analyst

Mclean, VA · Hybrid

$86K - $109K/yr

As a Senior Data Analyst, you will be part of a dynamic team supporting customers within the Cybersecurity and Infrastructure Security Agency (CISA). In this role, you will help drive datainformed ...

Comtech, LLC

Senior Data Analyst/Modeler

Washington, DC · On-site

$97K - $122K/yr

The Senior Data Analyst/Modeler is a highly trained professional who will become an expert in our source data and lead the data mapping effort to migrate the data into our new enterprise data ...

YO AI Labs

AI Finance Expert - Remote

Washington, DC · Remote

$100 - $200/hr

Financial Analysis * Technical & Report Writing * Business Communication * Content Review & Editing * Fact Checking * Data Interpretation * Data Annotation * Problem-Solving * Independent Research

Ansible Government Solutions

Senior Data Analyst

Arlington, VA · On-site +1

$98K - $124K/yr

Overview The Senior Data Analyst supports the Veterans Health Administration Specialty Care Program Office by providing enterprise data management, reporting, analytics, business intelligence, and ...

Markon

Senior Data Analyst

Falls Church, VA · On-site

$160K - $175K/yr

Markon is seeking an experienced Senior Data Analyst to support an Intelligence Community customer by evaluating adherence to IC analytic standards across intelligence products, practices, and ...

Addison Group

Senior Data Analyst

Washington, DC · Remote

$135K - $150K/yr

Title: Senior Data Analyst Location: Remote Job Type: Full-Time | Exempt Salary: $135,000 - $150,000 / Year Benefits: This position is eligible for medical, dental, vision, and 401(k). The ...

Markon

Senior Data Analyst

Falls Church, VA · On-site

$160K - $175K/yr

Description Markon is seeking an experienced Senior Data Analyst to support an Intelligence Community customer by evaluating adherence to IC analytic standards across intelligence products, practices ...

Markon

Senior Data Analyst

Falls Church, VA · On-site

$160K - $175K/yr

Description Markon is seeking an experienced Senior Data Analyst to support an Intelligence Community customer by evaluating adherence to IC analytic standards across intelligence products, practices ...

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Showing results 21-40

All JobsData Annotation Analyst JobsSenior Data Annotation Analyst JobsSenior Data Annotation Analyst Jobs in Chantilly, VA

Senior Data Annotation Analyst information

See Chantilly, VA salary details

$56.3K

$101.6K

$138.7K

How much do senior data annotation analyst jobs pay per year?

As of Sep 8, 2026, the average yearly pay for senior data annotation analyst in Chantilly, VA is $101,593.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,000.00 and $111,100.00 per year, depending on experience, location, and employer.

What is a senior data annotation analyst?

Senior Data Annotation Analysts are experienced professionals who oversee the process of labeling and tagging data, such as text, images, or audio, to train machine learning models. They are responsible for ensuring high-quality annotations, developing guidelines, and often mentoring junior annotators. Their work is crucial for the success of AI and machine learning projects, as accurate data annotation directly impacts model performance. Senior analysts also collaborate with data scientists and engineers to refine annotation processes and improve data quality.

What are the key skills and qualifications needed to thrive as a senior data annotation analyst?

To thrive as a Senior Data Annotation Analyst, you need expertise in data labeling, analytical thinking, and a strong understanding of machine learning concepts, often supported by a relevant degree or significant experience in data operations. Familiarity with annotation platforms (like Labelbox or Supervisely), data management tools, and quality assurance processes is typically required. Attention to detail, problem-solving, and the ability to communicate feedback effectively are crucial soft skills for this role. These competencies ensure high-quality data sets that drive accurate machine learning models and improve project outcomes.

How does a senior data annotation analyst typically collaborate with machine learning engineers and data scientists?

As a Senior Data Annotation Analyst, you will often work closely with machine learning engineers and data scientists to ensure that labeled data meets project requirements and quality standards. You may participate in meetings to discuss annotation guidelines, clarify ambiguous cases, and provide feedback on data challenges that arise. Your expertise in annotation tools and processes helps streamline workflows and ensures that the annotated datasets are reliable, which is critical for model training and evaluation. Collaboration is key, and you'll be expected to communicate effectively across teams to address issues and continuously improve the data pipeline.

What is the difference between Senior Data Annotation Analyst vs Data Annotation Specialist?

AspectSenior Data Annotation AnalystData Annotation Specialist
CredentialsBachelor's degree in related field, experience in data annotationHigh school diploma or equivalent, entry-level experience
Work EnvironmentCollaborative teams, project management, quality assuranceIndividual tasks, data labeling, basic quality checks
Industry UsageTech, AI, machine learning companiesAI startups, data labeling firms, research projects

The Senior Data Annotation Analyst typically has more experience, handles complex annotation projects, and oversees quality control, whereas the Data Annotation Specialist focuses on basic labeling tasks. Both roles are essential in AI data preparation, but the senior analyst often leads projects and ensures standards are met.

Does data annotation actually pay well?

Data annotation analysts typically earn hourly wages that are close to minimum wage or slightly above, with pay varying based on experience, location, and the complexity of tasks. While some roles offer higher pay for specialized skills or certifications, overall compensation is generally modest compared to other tech roles.

Is data annotation still hiring?

Data annotation roles, including senior positions, are actively hiring as companies expand their AI and machine learning projects. These jobs often require attention to detail and familiarity with annotation tools, and they are available in both remote and on-site formats. Demand remains steady due to ongoing growth in AI data needs.

What does a senior data annotation analyst do?

A senior data annotation analyst is responsible for reviewing, labeling, and validating data to ensure accuracy for machine learning models. They often use annotation tools and may oversee junior team members, ensuring data quality and consistency in projects involving image, text, or video data.

What cities near Chantilly, VA are hiring for Senior Data Annotation Analyst jobs?

Cities near Chantilly, VA with the most Senior Data Annotation Analyst job openings:

Senior Data Annotation Analyst jobs near you

Senior Data Analyst

Beyond SOF

Mclean, VA • On-site

$100 - $125/hr

Other

Posted 20 days ago

Job description

Position Overview

The client are recruiting for a Senior Data Analyst who will support the critical functions for Open Source Intelligence in the IC.

Responsibilities
  • Develop metrics and analysis for application usage data
  • Develop real time dashboards for senior leadership
Required Qualifications
  • Demonstrated experience providing data support
  • Experience with Tableau, Splunk
  • Languages: SQL, R, Python, Java
  • Active TS/SCI clearance with polygraph required #AvantusClearedJobs
COVID-19 Vaccination Requirements

The status of applicable COVID-19 vaccination requirements under Executive Order 14042 are subject to change depending on applicable court orders and the course of ongoing litigation. Candidates may be required to show proof of COVID-19 vaccination or have an approved exemption

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