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Freelance Medical Data Annotation Jobs in Baltimore, MD

vetegrity

Senior Data Scientist

Annapolis Junction, MD · On-site

$170K/yr

... annotation, model training/validation, and knowledge extraction from unstructured data ... We offer competitive compensation and benefits to include: - Medical/Dental/Vision - 20 Days of ...

micro1 AI

AI Trainer - Microbiology Expert

Baltimore, MD · Remote

$70 - $90/hr

... medical microbiology. * Assess the impact of antibiotics and other agents on microbial populations ... Document experimental findings and processes with a focus on clarity for AI training data.

All JobsMedical Data Annotation JobsFreelance Medical Data Annotation JobsFreelance Medical Data Annotation Jobs in Baltimore, MD

Freelance Medical Data Annotation information

See Baltimore, MD salary details

$12

$17

$22

How much do freelance medical data annotation jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for freelance medical data annotation in Baltimore, MD is $17.81, according to ZipRecruiter salary data. Most workers in this role earn between $16.01 and $19.09 per hour, depending on experience, location, and employer.

What is freelance medical data annotation?

Freelance medical data annotation involves labeling or tagging medical data—such as images, text, or audio—to make it usable for artificial intelligence and machine learning models. Annotators may work with radiology images, pathology slides, electronic health records, or clinical notes, identifying and marking relevant features according to specific guidelines. This work is typically project-based and done remotely, requiring attention to detail and, often, some background in healthcare or life sciences. Freelancers collaborate directly with medical researchers, healthcare companies, or AI firms to help train and validate algorithms that improve medical diagnostics and research.

What are the key skills and qualifications needed to thrive as a freelance medical data annotator?

To thrive as a Freelance Medical Data Annotator, you need a solid understanding of medical terminology, attention to detail, and experience with data labeling or annotation, often supported by a background in healthcare or life sciences. Familiarity with annotation platforms, electronic health record (EHR) systems, and relevant data security standards is typically required. Strong organizational skills, self-motivation, and clear communication are important soft skills for meeting deadlines and collaborating remotely. These abilities ensure high-quality, accurate data annotations that are crucial for developing reliable healthcare AI models and research outcomes.

What are some common challenges faced by freelance medical data annotators and how can they be managed?

Freelance medical data annotators often encounter challenges such as understanding complex medical terminology, ensuring high annotation accuracy, and maintaining data privacy. Since projects may involve a variety of medical data types (like radiology images or clinical notes), it's important to stay updated on medical guidelines and annotation best practices. Effective time management, attention to detail, and regular communication with project managers or medical experts can help address these challenges and ensure quality work. Additionally, using secure platforms and adhering to confidentiality agreements is essential for protecting patient information.

What is the difference between Freelance Medical Data Annotation vs Freelance Medical Transcription?

AspectFreelance Medical Data AnnotationFreelance Medical Transcription
CredentialsBasic medical knowledge, attention to detailMedical terminology familiarity, typing skills
Work EnvironmentRemote, computer-basedRemote, computer-based
Industry UsageAI training, data labeling for healthcareTranscribing doctor-patient recordings
Search & Comparison IntentData labeling vs transcription tasks

Freelance Medical Data Annotation involves labeling and tagging medical images or data for AI models, requiring medical knowledge and attention to detail. Freelance Medical Transcription focuses on converting audio recordings into written reports, emphasizing typing skills and medical terminology familiarity. Both roles are remote and essential in healthcare, but they serve different purposes in medical data processing and documentation.

What are the most commonly searched types of Medical Data Annotation jobs in Baltimore, MD?

The most popular types of Medical Data Annotation jobs in Baltimore, MD are:

What are popular job titles related to Freelance Medical Data Annotation jobs in Baltimore, MD?

For Freelance Medical Data Annotation jobs in Baltimore, MD, the most frequently searched job titles are:

What job categories do people searching Freelance Medical Data Annotation jobs in Baltimore, MD look for?

The top searched job categories for Freelance Medical Data Annotation jobs in Baltimore, MD are:

What cities near Baltimore, MD are hiring for Freelance Medical Data Annotation jobs?

Cities near Baltimore, MD with the most Freelance Medical Data Annotation job openings:

Freelance Medical Data Annotation jobs near you
Infographic showing various Freelance Medical Data Annotation job openings in Baltimore, MD as of September 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $37,038 per year, or $17.8 per hour.

Foreign Language Annotator

AeroVironment

Annapolis Junction, MD • On-site

$70/hr

Full-time, Part-time

Medical, Dental, Vision, Retirement

Re-posted 2 days ago

Key responsibilities

  • Annotate and analyze video, image, speech, and text data in English and target foreign languages.

  • Identify, prepare, and curate relevant datasets for machine learning and technological evaluation.

  • Maintain rigorous quality control across annotated datasets to meet production benchmarks.

AeroVironment rating

9.1

Company rating: 9.1 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

7th of 72 rated aerospace companies

Job description

Worker Type

Regular


Job Description

Summary

We are seeking detail-oriented Foreign Language Annotators to support the research, development, and evaluation of advanced analytic technologies. In this role, you will annotate and analyze English and foreign language data across text, video, image, and speech formats. You will work closely with data teams to prepare, curate, and maintain high-quality datasets according to strict annotation guidelines, directly enabling the advancement of next-generation analytical tools.

We are seeking proficiency in English as well as one or more of the following target languages: Arabic and Urdu. This is a part time position.

Key Responsibilities

  • Annotate and analyze video, image, speech, and text data in English and target foreign languages.

  • Identify, prepare, and curate relevant datasets for machine learning and technological evaluation.

  • Consistently apply technical annotation guidelines to ensure data integrity and high production standards.

  • Conduct transcription, translation, and linguistic analysis across various media types.

  • Maintain rigorous quality control across annotated datasets to meet production benchmarks.

  • Collaborate with technical teams and research analysts to refine data annotation processes.

Basic Qualifications

  • Strong written and verbal fluency in English, alongside proficiency in one or more required languages (Arabic and Urdu).

  • Exceptional analytical skills, high attention to detail, and strong organizational abilities.

  • Proven ability to work both independently and collaboratively within a fast-paced environment.

  • An active TS/SCI with Polygraph

Preferred (Nice to Have) Qualifications

  • Background in linguistic analysis, foreign language translation, speech transcription, or data annotation.

  • Familiarity with annotation tools and data analysis methodologies in a defense, intelligence, or technology research setting.

Hourly Rate: $70/hour

The AV pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data.

ITAR Requirement:

This position requires access to information that is subject to compliance with the International Traffic Arms Regulations ("ITAR") and/or the Export Administration Regulations ("EAR"). In order to comply with the requirements of the ITAR and/or the EAR, applicants will be asked to provide specific documentation to verify U.S. person status under the ITAR and the EAR. A "U.S. person" according to their definition is a U.S. citizen, U.S. lawful permanent resident (green card holder), or protected individual such as a refugee, or asylee. See 22 CFR 120.15. Some positions will require current U.S. Citizenship due to contract requirements.

Benefits: AV offers an excellent benefits package including medical, dental vision, 401K with company matching, a 9/80 work schedule and a paid holiday shutdown. For more information about our company benefit offerings please visit: http://www.avinc.com/myavbenefits.

We also encourage you to review our company website at http://www.avinc.com to learn more about us.

Principals only need apply. NO agencies please.

Who We Are

Based in California, AeroVironment (AVAV) is a global leader in unmanned aircraft systems (UAS) and tactical missile systems. Founded in 1971 by celebrated physicist and engineer, Dr. Paul MacCready, we've been at the leading edge of technical innovation for more than 45 years. Be a part of the team that developed the world's most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution's permanent collection in Washington, DC.

Join us today in developing the next generation of small UAS and tactical missile systems that will deliver more actionable intelligence to our customers so they can proceed with certainty - and succeed.

What We Do

Building on a history of technological innovation, AeroVironment designs, develops, produces, and supports an advanced portfolio of unmanned aircraft systems (UAS) and tactical missile systems. Agencies of the U.S. Department of Defense and allied military services use the company's hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition.

We are proud to be an EEO/AA Equal Opportunity Employer, including disability/veterans. AeroVironment, Inc. is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Qualified applicants will receive fair and impartial consideration without regard to race, sex, color, religion, national origin, age, disability, protected veteran status, genetic data,sexual orientation, gender identity or other legally protected status.

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