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Senior Data Annotation Analyst Jobs in Baltimore, MD

Elder Research

Senior Data Scientist

Fort George G Meade, MD · On-site +1

$150K - $220K/yr

Senior Data Scientist General Information Requisition #729 Locations USA-MD-Ft. Meade Posting Date ... Translate complex data analysis into clear, actionable recommendations. * Collaborate with subject ...

Elder Research

Senior Data Scientist

Fort George G Meade, MD · On-site +1

$150K - $220K/yr

Senior Data Scientist General Information Requisition #729 Locations USA-MD-Ft. Meade Posting Date ... Translate complex data analysis into clear, actionable recommendations. * Collaborate with subject ...

Index Analytics

Senior Data Engineer

Windsor Mill, MD · On-site +1

$131K - $173K/yr

Index Analytics, LLC, is a rapidly growing, Baltimore-based small business providing health-related ... The Sr. Data Engineer plays a key role in modernizing the organization's data ecosystem by ...

INDEX ANALYTICS LLC

Senior Data Engineer

Windsor Mill, MD

$107K - $146K/yr

Index Analytics, LLC, is a rapidly growing, Baltimore-based small business providing health-related ... The Sr. Data Engineer plays a key role in modernizing the organization's data ecosystem by ...

Under Armour, Inc.

Sr. Data Analytics Engineer

Baltimore, MD · On-site +1

$125K - $165K/yr

As a Senior Data Engineer, you will design and implement data analytics pipelines, develop high-quality data models, and enable automation that supports advanced analytics and AI use cases. You will ...

Under Armour

Sr. Data Analytics Engineer

Baltimore, MD · On-site +1

$125K - $165K/yr

As a Senior Data Engineer, you will design and implement data analytics pipelines, develop high-quality data models, and enable automation that supports advanced analytics and AI use cases. You will ...

Peraton

Senior Data Scientist

Fort George G Meade, MD · On-site

$146K - $234K/yr

Responsibilities Peraton seeks a Senior Data Scientist to support Department of War Cyber Defense ... Document analytic workflows and methodologies for knowledge transfer * Mentor junior data ...

Peraton

Senior Data Scientist

Fort George G Meade, MD

$146K - $234K/yr

Responsibilities Peraton seeks a Senior Data Scientist to support Department of War Cyber Defense ... Document analytic workflows and methodologies for knowledge transfer * Mentor junior data ...

PEMCCO

Senior Transit Data Analyst

Baltimore, MD · On-site

We are seeking a Senior Transit Data Analyst to lead business intelligence, performance management, and advanced analytics initiatives that support transit operations, service delivery, safety ...

PEMCCO

Senior Transit Data Analyst

Baltimore, MD · On-site

$45.10 - $58.63/hr

We are seeking a Senior Transit Data Analyst to lead business intelligence, performance management, and advanced analytics initiatives that support transit operations, service delivery, safety ...

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Showing results 21-40

All JobsData Annotation Analyst JobsSenior Data Annotation Analyst JobsSenior Data Annotation Analyst Jobs in Baltimore, MD

Senior Data Annotation Analyst information

See Baltimore, MD salary details

$54.6K

$98.6K

$134.6K

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

As of Aug 8, 2026, the average yearly pay for senior data annotation analyst in Baltimore, MD is $98,600.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,500.00 and $107,800.00 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.

What are the most commonly searched types of Data Annotation Analyst jobs in Baltimore, MD? The most popular types of Data Annotation Analyst jobs in Baltimore, MD are:
What cities near Baltimore, MD are hiring for Senior Data Annotation Analyst jobs? Cities near Baltimore, MD with the most Senior Data Annotation Analyst job openings:
Senior Data Annotation Analyst jobs near you

Senior Data Analytics Developer

Nyla Technology Solutions

Annapolis Junction, MD • On-site

Full-time

Re-posted 21 days ago

Job description

Job Summary:
Nyla Technology Solutions is dedicated to delivering high-performing, reliable solutions that advance the nation's mission. They are seeking a Senior Data Analytics Developer to design, optimize, and maintain next-generation cloud analytics platforms, leveraging modern big data architectures to build and scale critical data pipelines.
Responsibilities:
• Leverage modern big data architectures to build and scale critical data pipelines.
• Bridge the gap between advanced distributed analytics writing and high-performance execution, ensuring solutions provide reliable intelligence when it matters most.
Qualifications:
Required:
• ACTIVE SECURITY CLEARANCE AT THE TS/SCI POLYGRAPH LEVEL IS REQUIRED
• Strong development experience using high-performance big data frameworks like Spark and/or MapReduce.
• Proven experience working across modern data management environments, including SQL and NoSQL architectures.
• Deep technical understanding and practical experience writing analytics utilizing Pandas, NumPy, and/or SciPy.
• Demonstrated experience building pipelines capable of processing and analyzing heavy, complex volumes of data.
• Bachelor’s degree in a technical discipline (Computer Science, System Engineering, or related field) preferred, or equivalent professional experience with 14 years of experience, or 18 years of relevant experience.
Preferred:
• Experience deploying analytics within secure, cloud-native frameworks.
• A proactive approach to troubleshooting pipeline performance bottlenecks and optimizing database queries.
• Strong communication skills with a team-first mindset, always focused on delivering clear, actionable technical solutions.
Company:
Nyla Technology Solutions is a software company that focuses on software engineering, data science, and cybersecurity. Founded in 2013, the company is headquartered in Baltimore, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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