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Senior Data Annotation Analyst Jobs in Chicago, IL

Stellar IT Group

Senior Data Analyst

Chicago, IL · On-site

$88K - $111K/yr

Senior Data Analyst Location: Chicago, IL (some travel to McLean, VA maybe required) Duration: 7+ months Role Overview We are seeking experienced Senior Data Analysts to support advanced data ...

blueStone

Sr. Data Analyst

Chicago, IL · Remote

$88K - $111K/yr

The Sr. Data Warehouse /Business Analyst will serve as a leader for Business Intelligence and work with vendors to implement BI solutions to meet their needs. This role is functional and technical ...

Primo Brands

Sr. Data Analyst

Northbrook, IL · Hybrid

$142K - $152K/yr

Responsibilities BlueTriton Brands, Inc. dba Primo Brands seeks Senior Data Analyst [multiple positions] in Northbrook, IL Duties: Support the ReadyRefresh business by unlocking technology stack and ...

TriOptus LLC

Senior Data Analyst

Elk Grove Village, IL · On-site

$84K - $106K/yr

Senior Data Analyst Job Location: Elk Grove Village, IL Job duration: 7 months * Senior Analyst * The Retail Services area is seeking an experienced data analyst with demonstrated strengths in ...

Dlapiper

Sr Data Analyst

Chicago, IL · Hybrid

$88K - $111K/yr

Summary The Senior Data Analyst, working in collaboration with and in support of the firm's strategic initiatives, in the Data Analytics group is responsible for data-driven forecasting, leading ...

New

Purple Carrot

Senior Data Analyst

Chicago, IL · On-site

$95K - $115K/yr

Description We are looking for a Senior Data Analyst to join our mission-driven team. As an integral part of the Data department, you will join forces with the Sr. Manager, Data and Analytics (to ...

Chicago Public Schools

Senior Data Analyst

Chicago, IL · On-site

$76K - $100K/yr

The Senior Data Analyst plays a crucial role in supporting data-driven decision-making at Chicago Public Schools (CPS) by transforming raw data into actionable insights. Reporting to the Manager ...

Chicago Public Schools

Senior Data Analyst

Chicago, IL · On-site

$88K - $111K/yr

The Senior Data Analyst plays a crucial role in supporting data-driven decision-making at Chicago Public Schools (CPS) by transforming raw data into actionable insights. Reporting to the Manager ...

Wonder Group, Inc.

Senior Data Analyst

Chicago, IL · On-site

$149K - $157K/yr

Reporting to the Director of Finance Data & Systems, the Senior Data Analyst will be the backbone energizing the elevation of management financial reporting, accounting month-end close, and audit ...

Wonder Group, INC

Senior Data Analyst

Chicago, IL · On-site

$149K - $157K/yr

Reporting to the Director of Finance Data & Systems, the Senior Data Analyst will be the backbone energizing the elevation of management financial reporting, accounting month-end close, and audit ...

Wonder Group LLC

Senior Data Analyst

Chicago, IL

$149K - $157K/yr

About The Opportunity We are seeking a highly analytical and collaborative Senior Data Analyst to join our team. In this role, you will support the accounting and finance data needs across all Wonder ...

Arrive Logistics

Data Scientist II

Chicago, IL · On-site

$138 - $172/hr

... annotation guidelines and ensuring label quality. * Evaluate and apply the appropriate approach for ... Perform structured analysis of system performance to surface failure modes, data gaps, and ...

Primo Brands

Sr. Data Analyst

Northbrook, IL · On-site

$142K - $152K/yr

Responsibilities BlueTriton Brands, Inc. dba Primo Brands seeks Senior Data Analyst [multiple positions] in Northbrook, IL Duties: Support the ReadyRefresh business by unlocking technology stack and ...

Arrive Logistics

Data Scientist II

Chicago, IL · On-site +1

$130K - $150K/yr

... annotation guidelines and ensuring label quality. * Evaluate and apply the appropriate approach for ... Perform structured analysis of system performance to surface failure modes, data gaps, and high ...

Arrive Logistics

Data Scientist II

Chicago, IL · On-site

... annotation guidelines and ensuring label quality. * Evaluate and apply the appropriate approach for ... Perform structured analysis of system performance to surface failure modes, data gaps, and high ...

World's Finest Chocolate

Senior Data Analyst

Chicago, IL · On-site

$110K - $130K/hr

World's Finest Chocolate is seeking a highly skilled and motivated Senior Data Analyst to join our team. This role will be instrumental in analyzing large volumes of unstructured data, primarily ...

Transunion

Senior Data Analyst

Chicago, IL

$90K - $150K/yr

TransUnion's Job Applicant Privacy Notice Personal Information We Collect Your Privacy Choices Team Overview The Senior Data Analyst will report into a Senior Manager of Data Science & Analytics. As ...

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Senior Data Annotation Analyst information

See Chicago, IL salary details

$56.7K

$102.2K

$139.6K

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 Chicago, IL is $102,222.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,600.00 and $111,800.00 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 Chicago, IL? The most popular types of Data Annotation Analyst jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Senior Data Annotation Analyst jobs? Cities near Chicago, IL with the most Senior Data Annotation Analyst job openings:
Senior Data Annotation Analyst jobs near you

Senior Data Analyst

Stellar IT Group

Chicago, IL • On-site

$88K - $111K/yr

Full-time

Re-posted 13 days ago

Job description

Overview:
TITLE: Senior Data Analyst
Location: Chicago, IL (some travel to McLean, VA maybe required)
Duration: 7+ months
Role Overview
We are seeking experienced Senior Data Analysts to support advanced data engineering and analytics initiatives. This role requires strong technical expertise, hands-on problem solving, and the ability to work independently in a fast-paced environment.
Core Technical Skills
  • Python / PySpark: Skilled in data processing using Databricks or Jupyter Notebooks.
  • SQL: Proficient in complex data manipulation and retrieval.
  • AWS (S3): Experience consuming and managing data in cloud storage.
  • Snowflake: Hands-on background in cloud data warehousing.
  • Linux / Unix: Comfortable with shell scripting for navigation and automation.
  • Dashboarding / Visualization: Strong experience with tools such as Tableau, Power BI, or QuickSight.

Preferred Qualifications
  • Capital One Experience: Familiarity with internal tools and ecosystem is highly valued for faster onboarding.
  • Proactive Learner: Ability to quickly adapt to new tools and processes without extensive documentation.
  • Self-Starter: Demonstrated capability to take ownership of problems and drive solutions independently.

Skills:
Python,PySpark,SQL,AWS

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