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Senior Python Data Analysis Jobs in Illinois (NOW HIRING)

Senior ETL/Python Developer

Springfield, IL

$120K - $162K/yr

Build and optimize scalable data processing solutions using Python * Support Medicaid analytics and federal reporting initiatives (e.g., T-MSIS, PERM, MARS, Quality of Care) * Write and optimize SQL ...

Data Engineer

Deerfield, IL · Remote

$70 - $85/hr

Build and manage databases supporting analytics and ML workflows Graph & Knowledge Systems ... Python ecosystem ( optional but beneficial ) Candidate Profile * Mid to sr -level Data Engineer

Senior Data Analyst - People Analytics

Chicago, IL · On-site

$88K - $111K/yr

They are seeking a Senior Data Analyst to join their Financial Planning & Analytics team, focusing ... A stakeholders using Qlik or similar BI tools (Tableau, Power BI) • Build and maintain Python ...

Senior Data Analyst - People Analytics

Chicago, IL · On-site

$88K - $111K/yr

As a Senior Data Analyst , you will join our Financial Planning & Analytics (FP&A) team and partner ... FP&A stakeholders using Qlik or similar BI tools (Tableau, Power BI) * Build and maintain Python ...

Senior Data Analyst - People Analytics

Chicago, IL · On-site

$88K - $111K/yr

As a Senior Data Analyst , you will join our Financial Planning & Analytics (FP&A) team and partner ... FP&A stakeholders using Qlik or similar BI tools (Tableau, Power BI) * Build and maintain Python ...

AI and BI Data Intern

Chicago, IL · On-site

$18 - $24/hr

The intern will work closely with the Senior Data Architect and the Business Intelligence ... Data Engineering & Analytics * Assist in the development and maintenance of enterprise data models ...

Senior Data Engineer ID75059

Berwyn, IL · On-site +1

$107K - $146K/yr

You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ... advanced analytics; - Act as a technical consultant for stakeholders and leadership to gather ...

Senior Data Engineer ID75059

Chicago, IL · On-site

$109K - $148K/yr

You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ... advanced analytics; - Act as a technical consultant for stakeholders and leadership to gather ...

Senior Data Engineer ID75059

Irving, IL · On-site

$92K - $125K/yr

You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ... advanced analytics; - Act as a technical consultant for stakeholders and leadership to gather ...

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Senior Python Data Analysis information

What are the key skills and qualifications needed to thrive as a Senior Python Data Analyst, and why are they important?

To thrive as a Senior Python Data Analyst, you need an in-depth understanding of data analysis, statistical modeling, and advanced Python programming, typically supported by a degree in a quantitative field. Proficiency with data analysis libraries (like pandas, NumPy, and SciPy), visualization tools (such as Matplotlib and Seaborn), and experience with SQL databases are essential, and certifications like Microsoft Certified: Data Analyst Associate can be beneficial. Strong problem-solving abilities, effective communication, and the capacity to distill complex data insights for stakeholders are critical soft skills. These competencies enable you to extract actionable insights from large datasets, drive data-informed decision-making, and collaborate effectively across teams.

What is the difference between Senior Python Data Analysis vs Data Scientist?

AspectSenior Python Data AnalysisData Scientist
Required SkillsPython, SQL, data visualization, statistical analysisPython, R, machine learning, statistical modeling
Work EnvironmentData analysis teams, business unitsResearch, product development, analytics teams
Industry UsageBusiness intelligence, finance, marketingTech, healthcare, finance, research
CertificationsPython certifications, data analysis coursesData science certifications, machine learning courses

While both roles involve Python and data handling, Senior Python Data Analysts focus on interpreting data and creating reports for business decisions, whereas Data Scientists develop predictive models and advanced algorithms to extract deeper insights. The roles often overlap, but Data Scientists typically require broader skills in machine learning and statistical modeling.

What are some common challenges Senior Python Data Analysts face when working with large datasets, and how can they overcome them?

Senior Python Data Analysts often encounter difficulties such as slow processing speeds, memory limitations, and data quality issues when handling large datasets. To overcome these challenges, it's essential to leverage efficient libraries like pandas and Dask, utilize optimized data formats (such as Parquet), and implement batch processing or cloud-based solutions. Collaborating closely with data engineers and IT teams also helps ensure robust data pipelines and infrastructure. Regular code optimization and staying updated on best practices can further enhance performance when working at scale.

What is a Senior Python Data Analyst?

A Senior Python Data Analyst is an experienced professional who uses Python programming to collect, process, and analyze large sets of data. They are responsible for extracting meaningful insights from data to support business decisions, often using libraries like pandas, NumPy, and matplotlib. In addition to technical skills, they also apply statistical analysis and data visualization techniques, and frequently mentor junior analysts or collaborate with data scientists and engineers. Their role may also involve developing automated data pipelines and ensuring data quality across projects.
What are the most commonly searched types of Python Data Analysis jobs in Illinois? The most popular types of Python Data Analysis jobs in Illinois are:
What job categories do people searching Senior Python Data Analysis jobs in Illinois look for? The top searched job categories for Senior Python Data Analysis jobs in Illinois are:
What cities in Illinois are hiring for Senior Python Data Analysis jobs? Cities in Illinois with the most Senior Python Data Analysis job openings:
Senior ETL/Python Developer

Senior ETL/Python Developer

Vergence

Springfield, IL

$120K - $162K/yr

Full-time

Posted 12 days ago


Job description

This role plays a critical part in designing, developing, and maintaining Reports and Dashboards that support Medicaid analytics, federal reporting, and enterprise decision support.

The ideal candidate brings strong Tableau and Python engineering expertise, experience working with large healthcare datasets, and the ability to operate effectively in a regulated, audit-sensitive environment. This is a delivery-focused role requiring close collaboration with architects, analysts, QA, PMs, SMEs, developers, and reporting BI teams across both legacy and cloud-based platforms.

Job/Position Description

  • Design, develop, and maintain enterprise level Dashboards/Reports using
  • Build and optimize scalable data processing solutions using Python
  • Support Medicaid analytics and federal reporting initiatives (e.g., T-MSIS, PERM, MARS, Quality of Care)
  • Write and optimize SQL and stored procedures across relational platforms such asTeradata
  • Participate in cloud migration and modernization initiatives within Azure-based architectures
  • Support production operations, incident resolution, and root-cause analysis
  • Participate in code reviews, source control, and CI/CD processes using Azure DevOps and GitHub

Required Qualifications

  • 5+ years of Reporting and Dashboard with a focus on enterprise data warehousing
  • 5+ years of hands-on Reports and Dashboard development using Tableau, Business Objects.
  • 5+ years of Python development for data engineering and automation
  • 3+ years of experience with Spark-based processing frameworks (Databricks or equivalent)
    • Strong SQL expertise and experience with relational databases (such as Teradata, Snowflake, Oracle, SQL Server)
    • Experience with source control and DevOps practices (Azure DevOps, GitHub, CI/CD)
    • Bachelor's degree or higher in Computer Science, Engineering, Analytics, or a related field

  • Strong analytical, problem-solving, and troubleshooting skills

    Preferred Qualifications

  • Experience supporting

  • Healthcare or public-sector analytics experience (Medicaid / Medicare preferred)
  • Data modeling experience in enterprise data warehouse environments
  • Scripting experience (PowerShell, Bash) for automation and orchestration
  • Experience designing or consuming APIs (REST) within data platforms
  • Familiarity with data quality frameworks, reconciliation, and audit support
  • Azure certifications related to data engineering or analytics

Vergence logo

About Vergence

Sourced by ZipRecruiter

Vergence is an SBA-certified 8(a) consulting firm based out of Indianapolis. Our focus areas are business consulting, technology services, and healthcare management. We work with a wide range of government and commercial entities.

Industry

It services

Company size

11 - 50 Employees

Headquarters location

Indianapolis, IN, US

Year founded

2011

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