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Senior Data Annotation Analyst Jobs in Iowa (NOW HIRING)

Senior Data Engineer

Ames, IA · On-site

$103K - $140K/yr

Design, build, document, and maintain data sets on the cloud data platform that transform source data into clean, consistent, analytics-ready information for business users. * Develop and improve SQL ...

New

Senior Data Engineer

Des Moines, IA · Hybrid

$103K - $140K/yr

Collaborate with database administration team members to design, build, and maintain efficient data pipelines for centralized data storage and analytics systems. * Data Integration Processes : Design ...

You'll work with Databricks to develop apps, dashboards, and Genie Spaces that support analytics ... You'll also collaborate closely with business stakeholders and Data Governance teams to define ...

You'll work with Databricks to develop apps, dashboards, and Genie Spaces that support analytics ... You'll also collaborate closely with business stakeholders and Data Governance teams to define ...

Data Architect

Cedar Falls, IA · On-site

$140 - $210/hr

Mentor data engineers and senior data engineers, providing technical leadership and architectural ... Establish patterns for delivering trusted, well‑governed data to AI/ML and analytics use cases.

Senior, Analytics Analyst

Marshalltown, IA · On-site

$81K - $108K/yr

Are you energized by the thrill of diving into data to uncover hidden insights that shape smarter, faster decisions? Emerson is seeking a Senior Analyst to lead analytical initiatives that support ...

Summary The Senior ALM Modeler will build and analyze sophisticated models for insurance products ... Gather and analyze market data, calculate hedge program or portfolio statistics and develop/use ...

Showing results 21-40

Senior Data Annotation Analyst information

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.

Does data annotation actually pay well?

Data annotation analysts typically earn hourly wages that are close to minimum wage or slightly above, with pay varying based on experience, location, and the complexity of tasks. While some roles offer higher pay for specialized skills or certifications, overall compensation is generally modest compared to other tech roles.

Is data annotation still hiring?

Data annotation roles, including senior positions, are actively hiring as companies expand their AI and machine learning projects. These jobs often require attention to detail and familiarity with annotation tools, and they are available in both remote and on-site formats. Demand remains steady due to ongoing growth in AI data needs.

What does a senior data annotation analyst do?

A senior data annotation analyst is responsible for reviewing, labeling, and validating data to ensure accuracy for machine learning models. They often use annotation tools and may oversee junior team members, ensuring data quality and consistency in projects involving image, text, or video data.

What are the most commonly searched types of Data Annotation Analyst jobs in Iowa?

The most popular types of Data Annotation Analyst jobs in Iowa are:

What cities in Iowa are hiring for Senior Data Annotation Analyst jobs?

Cities in Iowa with the most Senior Data Annotation Analyst job openings:

Senior Data Scientist & AI Engineer

New Jersey Institute of Technology

Guttenberg, IA • On-site

Full-time

Re-posted 21 hours ago


Job description

Title:
Senior Data Scientist & AI Engineer
Department:
Director, Data Analytics
Reports To:
Director, Learning Technologies
Position Summary:
1. Apply advanced statistical modeling, machine learning, and predictive analytics methods including time-series forecasting (ARIMA, Prophet, LSTM), survival analysis
(Kaplan-Meier, Cox regression), and optimization techniques to institutional data requiring domain knowledge of admissions, financial aid, enrollment, and student
success data to support university-wide analytical initiatives and operational efficiency. 2. Design, implement, and operationalize automated end-to-end statistical and machine
learning workflows using Python, R, and DataRobot, integrating Snowflake via DataRobot REST APIs and custom Streamlit applications to automate model training,
scoring, validation, monitoring, and controlled production deployment.
3. Architect, build, and deploy production-grade AI agent-based decision-support systems (including model configuration and fine-tuning) that enable faculty and administrators to
query, explore, and interpret governed institutional data using natural language, by developing large language model (LLM)-powered agents and retrieval-augmented generation (RAG) pipelines integrated with Snowflake and enterprise data sources to support university-wide analytics.
4. Integrate, manage and process data from multiple higher-education-related data systems, including Banner (direct or through Cognos), Slate, Common Application (Common App), and Workday, as well as external higher-education datasets including IPEDS and National Student Clearinghouse.
5. Identify, define, and validate analytical attributes, measures, dimensions, and derived metrics within enterprise and external higher-education datasets by designing and maintaining analytically meaningful data models and semantic layers (e.g., fact and dimension structures) that translate raw institutional data into consistent, reporting-ready structures supporting statistical analysis, machine learning, AI development, and institutional planning.
6. Respond to data requests by writing and optimizing complex SQL queries and Snowpark python scripts to extract, join, aggregate, and validate large-scale institutional datasets stored in the Snowflake Data Warehouse, including development of custom, reusable analytical views integrating cross-departmental data.
7. Oversee and perform data extraction, transformation, feature engineering, and validation using SQL, Python, R, and Snowpark to build and maintain scalable data pipelines that prepare structured and unstructured data for modeling and AI applications.
8. Collaborate with Data Governance stakeholders to define analytical requirements and support accurate, governed institutional data; contribute to documentation and validation
of business and technical data definitions using Data Cookbook, ensuring consistency, reproducibility, and compliance within institutional analytics.
9. Certify dashboards and metrics through reviews of the underlying data, mathematical assumptions, transformations, and calculations applied; formally approve dashboards
and ensure appropriate access controls and security for trusted reporting.
10. Design, deploy, and automate interactive dashboards, analytical workflows, and self-service analytics products using Strategy (MicroStrategy) and Snowflake Warehouse
through an iterative development process of gathering stakeholder requirements and incorporating feedback to operationalize institutional metrics and AI-generated insights, and communicate complex analytical findings to support actionable decision-making.
11. Establish and maintain version control and model governance best practices using Git and related tools to manage SQL code, analytical scripts, AI models, dashboards, and
documentation across development and production environments; coordinate analytics and data project workflows using ServiceNow utilizing Agile/SCRUM methodologies to
ensure reproducibility, collaboration, and controlled deployment.
12. Mentor graduate students and junior data scientists, leading technical ideation for strategic projects involving mathematical modeling, machine learning model development, and design of statistical hypothesis tests (e.g., regression-based inference and experimental evaluation), and providing guidance in Python- and SQL-based data analysis, AI engineering, and development of AI-enabled applications.
EDUCATION AND EXPERIENCE REQUIREMENT:
Requires a Ph.D. in Mathematics or Related Field and 1 year of experience in job offered or 1 year of experience in the Related Occupation.
RELATED OCCUPATION:
Data Scientist or any other job title performing the following job duties:
1. Applied advanced statistical modeling, machine learning, and predictive analytics methods including time-series forecasting (ARIMA, Prophet, LSTM), survival analysis (Kaplan-Meier, Cox regression), and optimization techniques to institutional data requiring domain knowledge of admissions, financial aid, enrollment, and student success data to support university-wide analytical initiatives and operational efficiency.
2. Designed, implemented, and operationalized automated end-to-end statistical and machine learning workflows using Python, R, and DataRobot, integrating Snowflake via DataRobot REST APIs and custom Streamlit applications to automate model training, scoring, validation, monitoring, and controlled production deployment.
3. Integrated, managed and processed data from multiple higher-education-related data systems, including Banner (direct or through Cognos), Slate, Common Application (Common App), and Workday, as well as external higher-education datasets including IPEDS and National Student Clearinghouse.
4. Responded to data requests by writing and optimizing complex SQL queries and Snowpark python scripts to extract, join, aggregate, and validate large-scale institutional datasets stored in the Snowflake Data Warehouse, including development of custom, reusable analytical views integrating cross-departmental data.
5. Collaborated with Data Governance stakeholders to define analytical requirements and supported accurate, governed institutional data; contributed to documentation and validation of business and technical data definitions using Data Cookbook, ensured consistency, reproducibility, and compliance within institutional analytics.
6. Assisted the Lead Data Scientist with exploratory artificial intelligence and natural language processing initiatives in higher-education contexts by writing Python- and SQL-based code to test and evaluate large language models (including models accessed through Snowflake Cortex); conducted prompt experiments, reviewed and validated generated outputs against institutional data and use cases, and summarized experimental results to inform future projects as determined by the Lead Data Scientist.
7. Examined student, academic, and operational data using statistical summaries and visualizations to support subsequent modeling, reporting, and analytical inquiries aligned
with strategic institutional priorities; assisted senior team members in designing and creating custom analytical views and data structures.
8. In support of feature engineering and data processing efforts, wrote SQL queries and Python-, R-, and Snowpark-based scripts to extract, clean, and transform data; assisted the Lead Data Scientist by preparing analysis-ready datasets, validating transformations, and troubleshooting data issues during experimentation.
9. Reviewed analytical outputs, dashboards and metrics for accuracy and consistency by verifying calculations, assumptions, and data transformations; assisted senior team members by identifying discrepancies, testing dashboard functionality, and documenting data definitions used in reports and analyses.
10. Built dashboards, reports, tables, and visualizations in MicroStrategy and Snowflake based on requirements, wireframes, and specifications provided by the Director of Data Analytics; prepared analytical outputs to support academic and administrative reporting purposes.
11. Maintained analytical code, SQL queries, and documentation following departmental best practices; followed team standards for organizing scripts, documenting assumptions, and supporting reproducibility of analyses across projects; used ServiceNow to track assigned tasks and follow team workflows.
12. Provided technical guidance and support to student employees on projects developed by the Lead Data Scientist, including mathematical modeling and machine learning projects involving Python- and SQL-based data analysis and model experimentation tasks.
SALARY RANGE:
$90,272.00 to $121,800.00/year
At the university's discretion, the education and experience prerequisites may be exempted where the candidate can demonstrate to the satisfaction of the university an equivalent combination of education and experience specifically preparing the candidate for success in the position.
Union:
Professional Staff Association (PSA)
Range:
Professional Staff -28
Compensation:
$79,241.00 - $148,916.00
NJIT considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as, market and organizational considerations when extending an offer. This pay range represents base pay only and excludes any additional items such as incentives, bonuses, or other items.
FLSA:
Exempt
Time Type:
Full time
Pay Rate:
Salary
Additional Information:
As an EEO employer NJIT is committed to building a diverse and inclusive teaching, research, and working environment and strongly encourages applications from individuals with disabilities, minorities, veterans, and women.
Employment at NJIT is subject to the provisions of New Jersey First Act which mandates new employees, who are not NJ residents, to establish primary residence in New Jersey within one year of their appointment to certain positions. The law does not apply to any individual employed at NJIT on a temporary or per semester basis as a visiting or adjunct professor, teacher, lecturer, researcher or administrator. For more information on the act please click here.
If special accommodations are needed in applying for a position, please visit the Department of Human Resources located in Fenster Hall, 5th Floor, University Heights, Newark, NJ 07102 or call (973) 596-3140. If you have questions, please email the Human Resources Department at hr@njit.edu.
Information regarding NJIT campus security, personal safety, and fire safety including topics such as, disciplinary procedures, crime prevention, NJIT Police law enforcement authority, crime reporting policies, and crime statistics for the most recent three year period is available on the NJIT Department of Public Safety here.
NJIT is an E-Verify employer and uses E-Verify to confirm work authorization of each new hire.