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Medical Annotator Jobs (NOW HIRING)

Gentuity

AI Annotator Intern

Sudbury, MA · On-site

$15.75 - $21/hr

You will work with an experienced engineering team working on building AI algorithms for medical image analysis. The candidates will have an opportunity to contribute to several key AI projects and ...

Gentuity LLC

AI Annotator Intern

Sudbury, MA · On-site

$15.75 - $21/hr

Job Type Internship Description You will work with an experienced engineering team working on building AI algorithms for medical image analysis. The candidates will have an opportunity to contribute ...

Gentuity

AI Annotator Intern

Sudbury, MA · On-site

$15.75 - $21/hr

Description You will work with an experienced engineering team working on building AI algorithms for medical image analysis. The candidates will have an opportunity to contribute to several key AI ...

Grid Dynamics Holdings

Technical Project Manager

Design and enforce rigorous data auditing processes, measuring metrics like Inter-Annotator ... Benefits package - medical insurance, vision, dental, etc. * Corporate social events * Professional ...

Apple

Data Scientist, AIML Data Scientist

Cupertino, CA

$175K - $263K/yr

Analyze trends across projects to identify patterns in annotator performance, task complexity, and ... Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and ...

Apple

Data Scientist, AIML Data Scientist

Cupertino, CA

$175K - $263K/yr

Analyze trends across projects to identify patterns in annotator performance, task complexity, and ... Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and ...

MIINC

Mechanical/Plumbing Detailer

Dallas, TX

$60K - $85K/yr

Experience as a Detailer, Draftsperson, Annotator or related role in mechanical or plumbing design ... Competitive salary * 100% company-paid health insurance for employee/employee & family (medical ...

Intuitive

Lead Cytopathologist

San Carlos, CA · On-site

You will provide medical and scientific oversight for dataset curation, annotation strategy, and ... You will also help manage and train annotator teams to ensure quality, consistency, and scalability ...

Intuitive

Lead Cytopathologist

San Carlos, CA · On-site

You will provide medical and scientific oversight for dataset curation, annotation strategy, and ... You will also help manage and train annotator teams to ensure quality, consistency, and scalability ...

Coalition, Inc.

WV

$200K/yr

Establish gold standard datasets, inter-annotator agreement (IAA) targets, and audit sampling ... Perks * 100% medical, dental and vision coverage * Flexible PTO policy * Annual home office stipend ...

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All JobsMedical Annotator Jobs

Medical Annotator information

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$13

$76

$192

How much do medical annotator jobs pay per hour?

As of Aug 4, 2026, the average hourly pay for medical annotator in the United States is $76.10, according to ZipRecruiter salary data. Most workers in this role earn between $15.38 and $192.31 per hour, depending on experience, location, and employer.

What is a medical annotator?

Medical annotators are professionals who label and categorize medical data—such as images, clinical notes, or audio recordings—to help train artificial intelligence (AI) and machine learning models. Their work ensures that datasets used for developing healthcare technologies are accurate and reliable. Medical annotators often have backgrounds in healthcare, life sciences, or data science, and must be detail-oriented to correctly interpret complex medical information. Their contributions are essential for improving diagnostic tools, automating administrative tasks, and advancing medical research.

What are the typical challenges medical annotators face when working with complex clinical data?

Medical Annotators often encounter challenges such as deciphering handwritten notes, interpreting ambiguous medical terminology, and ensuring consistency across large datasets. These challenges require strong attention to detail, familiarity with medical language, and the ability to collaborate with healthcare professionals for clarification. Staying updated on annotation guidelines and maintaining data privacy are also crucial aspects of the role. Overcoming these obstacles is essential for producing high-quality annotated data that supports accurate medical research and AI model development.

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

To thrive as a Medical Annotator, you need a solid understanding of medical terminology, anatomy, and clinical documentation, often supported by a background in healthcare or life sciences. Familiarity with annotation tools, electronic health records (EHR) systems, and relevant software like Natural Language Processing (NLP) platforms is typically required. Strong attention to detail, analytical thinking, and effective communication are crucial soft skills in this role. These competencies ensure the accurate labeling of medical data, which is vital for developing reliable AI models and supporting clinical research.

What is the difference between Medical Annotator vs Medical Coder?

AspectMedical AnnotatorMedical Coder
CredentialsTypically requires a healthcare or medical background, sometimes certification in medical terminologyRequires coding certifications like CPC, CCS, or CCS-P
Work EnvironmentOften works in research, AI training, or data annotation settings within healthcare or tech companiesPrimarily works in hospitals, clinics, or billing companies
Industry UsageUsed in medical research, AI development, and data annotation projectsUsed in medical billing, coding, and reimbursement processes

While both roles involve healthcare data, Medical Annotators focus on labeling and annotating medical information for research and AI training, whereas Medical Coders translate medical records into standardized codes for billing and documentation. The roles share some healthcare knowledge requirements but differ in their primary functions and work environments.

More about Medical Annotator jobs
What cities are hiring for Medical Annotator jobs? Cities with the most Medical Annotator job openings:
What states have the most Medical Annotator jobs? States with the most job openings for Medical Annotator jobs include:
What job categories do people searching Medical Annotator jobs look for? The top searched job categories for Medical Annotator jobs are:
Medical Annotator jobs near you
Infographic showing various Medical Annotator job openings in the United States as of July 2026, with employment types broken down into 10% Locum Tenens, 59% As Needed, 16% Temporary, and 15% Nights. Highlights an 100% Hybrid job distribution, with an average salary of $158,293 per year, or $76.1 per hour.

Physician Annotator - Nuclear Medicine Clinical AI (Part-Time/Contract)

NUC S.A.I.

New York, NY • On-site, Remote

Contractor

Re-posted 14 days ago

Job description

About Us
Nucs AI is a pioneering MedTech startup focused on transforming prostate cancer care through advanced AI-driven software solutions. Our mission is to deliver personalized treatment options that enhance patient outcomes and streamline clinical workflows. We collaborate with leading medical institutions and pharmaceutical companies globally to achieve groundbreaking results in patient care.
Role Overview
Nucs AI is entering a significant phase of growth as we expand our capabilities across nuclear molecular imaging and broaden the clinical applications of our AI-driven products. As we scale, we are strengthening our clinical annotation and validation efforts to ensure our models remain accurate, relevant, and tightly aligned with real-world oncology care. To support this expansion, we are seeking an experienced Physician Annotator to play a critical role in the development and continuous improvement of our clinical AI solutions.
This role combines hands-on nuclear medicine imaging study review, structured clinical annotation, and thoughtful product feedback to ensure AI models are clinically accurate, reliable, and aligned with real-world care delivery. The Physician Annotator will serve as a key bridge between clinical practice, data science, and product teams - bringing practical expertise to annotation standards, model validation, workflow evaluation, and performance refinement.
As part of a fast-moving, clinically grounded AI team, you will directly contribute to how advanced imaging technologies are translated into trusted tools that support physician decision-making and improve cancer care delivery at scale.
Key Responsibilities
Clinical Expertise
  • As a subject matter expert contribute to the development and refinement of annotation protocols and clinical guidelines for different use cases.
  • Identify edge cases, ambiguities, and potential sources of bias in clinical data and model behavior
  • Participate in applied clinical AI research, including hypothesis development and evaluation of model performance.
  • Assist in generating research insights that may inform internal studies, publications, or regulatory documentation

Clinical Annotation & Validation
  • Perform reviews of nuclear medicine imaging exams and provide clinical insight and annotations to support AI model training and refinement. Clinical review tasks include review of studies with and without AI assistance for identification and delineation of areas of interest on a variety of nuclear medicine images (e.g., FDG, PSMA-PET/CT, SPECT) with precision and accuracy.
  • Validate AI outputs for clinical accuracy, safety, and relevance across defined use cases.
  • Review model errors and edge cases; provide structured clinical insights to improve performance.
  • Advise on clinically meaningful metrics, thresholds, and evaluation criteria.

Strategic product feedback
  • Provide concise, actionable clinical feedback on product features and workflows.
  • Advise product teams on feature prioritization based on clinical impact, risk, and feasibility.
  • Support retrospective and prospective analyses to assess clinical validity and real-world utility of AI models.
  • Evaluate usability and workflow integration from a clinician's perspective.

Cross-Functional Collaboration
  • Collaborate asynchronously with clinical, product, and data science teams.
  • Serve as a part-time clinical advisor supporting rapid iteration and informed decision-making.

Why Join Nucs AI
  • Work at the frontier of clinical AI: Help advance next-generation oncology tools in nuclear molecular imaging.
  • Have real clinical influence: Your work and feedback directly shape model performance, product behavior, and clinical reliability.
  • High scientific rigor: Contribute to clinically grounded development with a strong focus on safety, accuracy, and real-world validity.
  • Collaborate with a high-caliber team: Work closely with clinicians, engineers, and data scientists who move fast and value clarity.
  • Flexible by design: Part-time, contract, and fully remote with flexible hours (location restrictions may apply).
  • Mission that matters: Help improve how cancer care is delivered - at scale, and with real patient impact.

Required Qualifications
  • ABR/ABNM Board certified physician with minimum 3 or more years of experience in Nuclear Medicine (or Diagnostic Radiology with subspecialty certification in Nuclear Medicine).
  • Active, unrestricted medical license in the US.
  • Possesses demonstrated expertise in interpreting PET imaging for radioligand tracers such as FDG, PSMA, and SSTR, and in radioligand therapies.
  • Exceptional attention to detail and a commitment to producing high-quality work.

Preferred Experience
  • Prior experience with healthcare AI, digital health, or clinical informatics.
  • Experience with data annotation, clinical validation, or quality review.
  • Familiarity with ML concepts, model evaluation, or human-in-the-loop systems.
  • Experience advising on product strategy or clinical product development.

Apply