ZipRecruiter

Log In

1

Data Rater Jobs in Maryland (NOW HIRING)

Apex Systems

Lead Data Analyst

Woodlawn, MD · On-site

Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at Everforth Apex ...

Apex Systems

Senior Data Analyst

Woodlawn, MD · On-site

$89K - $112K/yr

Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at Everforth Apex ...

Apex Informatics

Data Architect

Owings Mills, MD · On-site

$60.75 - $78.25/hr

T Rowe has a need coming up for a Data Architect. I won't have a conversation with manager till ... I don't have rate yet so if you have anyone prior to call just send at most competitive rate. The ...

RXNT

Data Analyst

Annapolis, MD · On-site

$50K - $60K/yr

... conversion rates, script lift and increase in. overall brand writers that will impact pharma ... You can speak "Data" and "Human." You have the confidence to present to external clients and the ...

New

Baltimore Orioles

Data Scientist Fellow

Baltimore, MD · On-site

$20/hr

Data Scientist Fellow Reports To: Assistant GM, Analytics Department: Baseball Analytics Job Type ... The anticipated hourly rate for this role is $20/hour. This information is being provided in ...

U.S. Census Bureau

Data Scientist

Suitland, MD · On-site +1

$143K - $187K/yr

Evaluate and assess emerging data and technology solutions to determine their effectiveness ... Competitive examining rules providing for rating and ranking and veterans' preference do not apply.

The GEO Group

DATA MANAGER

Baltimore, MD · On-site

... Tuition Rates Disability Insurance Employee Assistance Program 401(k) Pet Insurance Dental ... The Data Manager will be responsible for the overseeing and processing collection, management ...

The GEO Group

DATA MANAGER

Baltimore, MD · On-site

$72K/yr

... Rates • Disability Insurance • Employee Assistance Program • 401(k) • Pet Insurance • ... The Data Manager will be responsible for the overseeing and processing collection, management ...

State of Maryland

DATA SCIENTIST

Baltimore, MD · On-site

$41.83 - $54.12/hr

Analyze data using statistical techniques; * Implement and maintain databases; * Gather data from ... The evaluation may be a rating of your application based on your education, training and experience ...

The GEO Group

DATA MANAGER

Baltimore, MD · On-site

$72K/yr

... Rates • Disability Insurance • Employee Assistance Program • 401(k) • Pet Insurance • ... The Data Manager will be responsible for the overseeing and processing collection, management ...

Interclypse Inc.

Data Analyst

Annapolis, MD · On-site

Perform data analysis to identify trends, patterns, and correlations. C. Create data models ... Access to group rates for voluntary benefits such as Accident, Hospital Indemnity, Critical Illness ...

Interclypse Inc.

Data Architect

Annapolis Junction, MD · On-site

$70 - $90/hr

Responsible for designing and implementing data architecture in alignment with the agency ... Access to group rates for voluntary benefits such as Accident, Hospital Indemnity, Critical Illness ...

Interclypse, Inc.

Data Architect

Annapolis Junction, MD

$70 - $90/hr

Responsible for designing and implementing data architecture in alignment with the agency ... Access to group rates for voluntary benefits such as Accident, Hospital Indemnity, Critical Illness ...

Interclypse, Inc.

Data Architect

Annapolis Junction, MD

$70 - $90/hr

Responsible for designing and implementing data architecture in alignment with the agency ... Access to group rates for voluntary benefits such as Accident, Hospital Indemnity, Critical Illness ...

Interclypse Inc.

Data Architect

Annapolis, MD · On-site

$63 - $81.25/hr

Responsible for designing and implementing data architecture in alignment with the agency ... Access to group rates for voluntary benefits such as Accident, Hospital Indemnity, Critical Illness ...

next page

Showing results 1-20

All JobsData Rater JobsData Rater Jobs in Maryland

Data Rater information

See Maryland salary details

$10

$28

$73

How much do data rater jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for data rater in Maryland is $28.32, according to ZipRecruiter salary data. Most workers in this role earn between $15.09 and $31.87 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Data Rater, and why are they important?

To thrive as a Data Rater, you need strong analytical abilities, attention to detail, and proficiency in following detailed guidelines, often requiring at least a high school diploma or equivalent. Familiarity with web-based evaluation tools, spreadsheets, and sometimes proprietary rating platforms is typically expected. Excellent time management, critical thinking, and effective written communication are valuable soft skills for excelling in this role. These skills ensure accurate and consistent data evaluation, which directly impacts the quality and effectiveness of machine learning models and search algorithms.

What are some common challenges Data Raters face, and how can they effectively manage them?

Data Raters often encounter challenges such as maintaining consistency in their evaluations, understanding complex guidelines, and managing repetitive tasks. To effectively handle these, it's important to regularly review guideline updates, seek clarification from team leads when unsure, and use productivity techniques to stay focused during long periods of rating. Collaborating with peers through forums or team meetings can also help share best practices and resolve ambiguities.

What is the difference between Data Rater vs Data Annotator?

AspectData RaterData Annotator
Required CredentialsHigh school diploma or equivalent; some roles may require basic technical skillsHigh school diploma; some roles may prefer familiarity with annotation tools
Work EnvironmentRemote or office-based; often involves reviewing data for qualityRemote or office-based; involves labeling or tagging data for machine learning
Employer & Industry UsageTech companies, data services, AI firmsAI and machine learning companies, data labeling services

Data Raters primarily review and assess data quality, ensuring accuracy and consistency, while Data Annotators focus on labeling data to train machine learning models. Both roles are essential in AI development, often sharing similar skills and work environments, but differ in their specific tasks and objectives.

What are Data Raters?

Data Raters are professionals who evaluate and provide feedback on data, such as search engine results, advertisements, and social media content, to help improve the accuracy and relevance of algorithms. They often work with large tech companies to assess whether content meets specific quality guidelines and user intent. Data Raters typically work remotely on a part-time or flexible schedule, and their work is crucial in training artificial intelligence systems to better understand human preferences.
What are popular job titles related to Data Rater jobs in Maryland? For Data Rater jobs in Maryland, the most frequently searched job titles are:
What job categories do people searching Data Rater jobs in Maryland look for? The top searched job categories for Data Rater jobs in Maryland are:
Data Rater jobs near you
Infographic showing various Data Rater job openings in Maryland as of July 2026, with employment types broken down into 1% As Needed, 79% Full Time, 16% Part Time, 2% Temporary, and 2% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $58,913 per year, or $28.3 per hour.
Lead Data Analyst

Lead Data Analyst

Apex Systems

Woodlawn, MD • On-site

Other

Medical, Dental, Vision, Life, Retirement

This job post has expired today. Applications are no longer accepted.

Job description

Job#: 3038998
Job Description:
Lead Data Analyst
Location: Woodlawn, Maryland (Partial Remote)
Role Overview
We are seeking a Lead Data Analyst to join a team of qualified, diverse professionals. The ideal candidate will lead critical data analysis activities supporting large-scale migration efforts. This role is key in ensuring data integrity and accuracy throughout the migration lifecycle, providing analytical oversight, validation expertise, and comprehensive support to major modernization initiatives for a federal healthcare customer.
Key Responsibilities
  • Leading data analysis activities for migration planning, including source-to-target data mapping, data profiling, and gap analysis between legacy systems and the Facets platform.
  • Defining data quality metrics, establishing reconciliation criteria, and validating migration results against business and technical requirements.
  • Conducting detailed data assessments to identify inconsistencies, anomalies, and data-related risks across multiple legacy environments.
  • Developing and maintaining data mapping specifications, profiling reports, data dictionaries, lineage documentation, and other artifacts required to support the Data Migration Plan.
  • Ensuring data integrity throughout the migration lifecycle by collaborating closely with data architects, ETL/ELT developers, business analysts, test teams, and system integrators.
  • Providing analytical support for the Data Migration Plan, including dependency analysis, sequencing recommendations, and acceptance criteria definition.
  • Leading stakeholder working sessions to refine data requirements, address data issues, and support business rules interpretation.
  • Supporting test planning through the creation of data validation rules, test scenarios, defect research, and reconciliation processes.
  • Monitoring migration execution results, performing reconciliation activities, and coordinating issue triage and resolution.
  • Ensuring adherence to data governance, security, privacy, and quality standards consistent with enterprise and project policies.
  • Ability to obtain and maintain a Public Trust clearance.
Required Qualifications
Education & Experience:
  • Minimum of 8 years of experience in data analysis, data profiling, or data management in large, complex enterprise environments with a BS/BA degree.
  • Alternatively, a minimum of 6 years of experience with an MS/MA degree, or a minimum of 3 years with a PhD.
  • Demonstrated experience supporting large-scale data migration, legacy modernization, or COTS platform integration initiatives.
  • Must be eligible to obtain and maintain a Public Trust clearance.

Technical Skills:
  • Proficiency with SQL for data discovery, validation, and reconciliation.
  • Experience developing data quality rules, reconciliation approaches, and validation criteria.
  • A strong understanding of data models, metadata, data lineage, and the impacts of ETL/ELT transformations.
  • Experience producing data migration documentation such as mapping specifications, profiling reports, and validation results.
  • Ability to communicate effectively with technical and non-technical stakeholders across multiple teams.

Preferred Qualifications
  • Experience with healthcare payer platforms, especially Facets.
  • Experience with cloud data platforms or data integration tools within AWS, Azure, or Google Cloud Platform environments.
  • Knowledge of enterprise data governance tools (e.g., Collibra, Informatica, Alation).
  • Experience supporting structured SDLC, Agile, or hybrid project delivery methodologies.
  • Familiarity with federal healthcare programs, specific federal agency environments, or regulatory requirements such as HIPAA.
  • Relevant data or analytics certifications.
  • Active or prior Public Trust or other security clearance.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
Everforth Apex uses a virtual recruiter as part of the application process. Click for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at
Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.
Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.
If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or . Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.
UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

Apply