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Data Science Intern Jobs in Belleville, IL (NOW HIRING)

Cigna

Data Science Advisor - Hybrid

Saint Louis, MO · On-site

As a Data Science Advisor, you will apply advanced analytics, machine learning, and AI to deliver insights that improve clinical outcomes, enhance the member experience, and drive business growth.

Cigna

Data Science Advisor - Hybrid

Saint Louis, MO · On-site +1

As a Data Science Advisor, you will apply advanced analytics, machine learning, and AI to deliver insights that improve clinical outcomes, enhance the member experience, and drive business growth.

Boeing

Experienced Data Scientist

Hazelwood, MO · On-site

Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent ...

Boeing

Experienced Data Scientist

Hazelwood, MO

Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent ...

Biomerieux

Sr. Data Scientist

Hazelwood, MO · On-site

Description bioMerieux's Data Science group is looking for an experienced Data Scientist to help develop solutions for the next generation product concepts that will have a direct impact on the ...

bioMérieux SA

Sr. Data Scientist

Hazelwood, MO · On-site

$115 - $160/hr

Description bioMerieux's Data Science group is looking for an experienced Data Scientist to help develop solutions for the next generation product concepts that will have a direct impact on the ...

Biomerieux

Sr. Data Scientist

Hazelwood, MO · On-site

Description bioMerieux's Data Science group is looking for an experienced Data Scientist to help develop solutions for the next generation product concepts that will have a direct impact on the ...

bioMérieux

Sr. Data Scientist

Hazelwood, MO · On-site

Description bioMerieux's Data Science group is looking for an experienced Data Scientist to help develop solutions for the next generation product concepts that will have a direct impact on the ...

Biomerieux

Sr. Data Scientist

Hazelwood, MO · On-site

Description bioMerieux's Data Science group is looking for an experienced Data Scientist to help develop solutions for the next generation product concepts that will have a direct impact on the ...

Nestle

Data Scientist

Saint Louis, MO

$88K - $123K/yr

Master's degree in Data Science, Computer Science, Statistics, Mathematics, or a related field is preferred * Experience withMLOpstools (e.g.,MLflow, Azure ML, SageMaker, or Kubeflow) and model ...

Nestle

Expert Data Scientist

Saint Louis, MO · On-site

$130K - $188K/yr

Bachelor's degree in Data Science, Applied Statistics, Mathematics, Computer Science, or a related field * 7+ years of professional experience, with 5+ of those years in data science, advanced ...

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All JobsData Science Intern JobsData Science Intern Jobs in Belleville, IL

Data Science Intern information

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$11

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How much do data science intern jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for data science intern in Belleville, IL is $21.86, according to ZipRecruiter salary data. Most workers in this role earn between $16.83 and $23.80 per hour, depending on experience, location, and employer.

What does a data science intern do?

A Data Science Intern typically assists with collecting, cleaning, and analyzing data to support business decisions or research. They work under the supervision of experienced data scientists, helping to build and test predictive models, create data visualizations, and present findings. Interns often use programming languages such as Python or R, and tools like SQL, to manipulate data. The role is designed to provide hands-on experience with real-world data science projects and help interns develop technical and analytical skills.

What types of projects can I expect to work on as a data science intern, and how will I collaborate with other team members?

As a Data Science Intern, you can expect to work on a variety of projects such as data cleaning, exploratory data analysis, building predictive models, or assisting with data visualization tasks. You'll often collaborate closely with data scientists, engineers, and sometimes business analysts, participating in team meetings and brainstorming sessions. Interns are usually given clearly defined tasks that contribute to larger projects, allowing you to learn from experienced professionals while making a meaningful impact. Regular check-ins and mentorship are typical, providing you with feedback and professional growth opportunities throughout your internship.

What are the key skills and qualifications needed to thrive as a data science intern, and why are they important?

To thrive as a Data Science Intern, you need a solid grasp of statistics, data analysis, and programming (often in Python or R), typically supported by coursework in computer science, mathematics, or a related field. Familiarity with data visualization tools (like Tableau), machine learning libraries (such as scikit-learn or TensorFlow), and version control systems (like Git) is commonly expected. Strong problem-solving abilities, communication skills, and a willingness to learn help interns collaborate effectively and translate data insights for diverse audiences. These skills and qualities ensure that interns can contribute meaningfully to projects, adapt quickly, and bridge the gap between raw data and actionable business solutions.

Can I get an internship in data science?

Yes, data science internships are available for students and recent graduates interested in gaining practical experience with skills like programming, statistics, and data analysis using tools such as Python or R. Applicants typically need a background in related fields and may be required to complete technical assessments or projects during the application process.

What are the most commonly searched types of Data Science jobs in Belleville, IL?

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Data Science Intern jobs near you
Infographic showing various Data Science Intern job openings in Belleville, IL as of August 2026, with employment types broken down into 1% As Needed, 88% Full Time, 9% Part Time, and 2% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $45,466 per year, or $21.9 per hour.

Data Science Advisor - Hybrid

Cigna

Saint Louis, MO • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago

Cigna Healthcare rating

8.3

Company rating: 8.3 out of 10

Based on 239 frontline employees who took The Breakroom Quiz

41st of 889 rated healthcare providers

Job description

Join Evernorth Health Services' Enterprise Data Science team and help solve healthcare's most complex challenges. As a Data Science Advisor, you will apply advanced analytics, machine learning, and AI to deliver insights that improve clinical outcomes, enhance the member experience, and drive business growth. This role offers the opportunity to work on high-impact initiatives, partner with senior leaders, and shape the future of data-driven healthcare solutions.
Responsibilities
  • Lead the design and delivery of advanced data science solutions that align to business and clinical priorities.
  • Develop and deploy predictive models, machine learning solutions, and AI capabilities to drive measurable outcomes.
  • Translate complex data into clear insights and recommendations for business and technical stakeholders.
  • Partner with cross-functional teams (IT, Clinical, Operations) to deliver end-to-end analytics solutions.
  • Apply advanced analytical methods including segmentation, regression, and time-series analysis to solve business problems.
  • Create scalable data pipelines and leverage big data technologies to support analytics initiatives.
  • Present findings to senior leaders to influence strategy and decision-making.
  • Provide thought leadership and mentor others on data science best practices and emerging technologies.

Required Qualifications
  • 5+ years of experience in data science, advanced analytics, or a related field.
  • Strong programming skills in Python, R, SQL, or similar tools.
  • Hands-on experience with machine learning frameworks such as Scikit-learn, TensorFlow, or PyTorch.
  • Experience developing predictive models using methods such as regression, decision trees, or neural networks.
  • Exposure to big data technologies such as Apache Spark and cloud platforms (e.g., AWS).
  • Knowledge of healthcare data and systems (e.g., claims data, ICD-10) and ability to apply insights to real-world challenges.
  • Ability to communicate complex findings to both technical and non-technical audiences.
  • Strong collaboration, problem-solving, and critical thinking skills.

Preferred Qualifications
  • Master's or PhD in a quantitative field such as Data Science, Statistics, Computer Science, or similar.
  • Experience with GenAI and LLM technologies such as GPT, RAG, or vector databases.
  • Experience with data visualization tools such as Tableau.

If you will be working at home occasionally or permanently, the internet connection must be obtained through a cable broadband or fiber optic internet service provider with speeds of at least 10Mbps download/5Mbps upload.
For this position, we anticipate offering an annual salary of 107,700 - 179,500 USD / yearly, depending on relevant factors, including experience and geographic location.
This role is also anticipated to be eligible to participate in an annual bonus plan.
At The Cigna Group, you'll enjoy a comprehensive range of benefits, with a focus on supporting your whole health. Starting on day one of your employment, you'll be offered several health-related benefits including medical, vision, dental, and well-being and behavioral health programs. We also offer 401(k), company paid life insurance, tuition reimbursement, a minimum of 18 days of paid time off per year, paid holidays, and leaves of absence. For more details on our employee benefits programs, click here.
About The Cigna Group
Doing something meaningful starts with a simple decision, a commitment to changing lives. At The Cigna Group, we're dedicated to improving the health and vitality of those we serve. Through our divisions Cigna Healthcare and Evernorth Health Services, we are committed to enhancing the lives of our clients, customers and patients. Join us in driving growth and improving lives.
Qualified applicants will be considered without regard to race, color, age, disability, sex, childbirth (including pregnancy) or related medical conditions including but not limited to lactation, sexual orientation, gender identity or expression, veteran or military status, religion, national origin, ancestry, marital or familial status, genetic information, status with regard to public assistance, citizenship status or any other characteristic protected by applicable equal employment opportunity laws.
If you need a reasonable accommodation to complete the online application process, please email seeyourself@thecignagroup.com for assistance. Please note that this email inbox is dedicated to accommodation requests only and cannot provide application updates or accept resumes.
The Cigna Group has a tobacco-free policy and reserves the right not to hire tobacco/nicotine users in states where that is legally permissible. Candidates in such states who use tobacco/nicotine will not be considered for employment unless they enter a qualifying smoking cessation program prior to the start of their employment. These states include: Alabama, Alaska, Arizona, Arkansas, Delaware, Florida, Georgia, Hawaii, Idaho, Iowa, Kansas, Maryland, Massachusetts, Michigan, Nebraska, Ohio, Pennsylvania, Texas, Utah, Vermont, and Washington State.
Qualified applicants with criminal histories will be considered for employment in a manner consistent with all federal, state and local ordinances.

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About Cigna

Sourced by ZipRecruiter

Cigna Corporation exists to improve lives. We are a global health service company dedicated to improving the health, well-being and peace of mind of those we serve. Together, with colleagues around the world, we aspire to transform health services, making them more affordable and accessible to millions. Through our unmatched expertise, bold action, fresh ideas and an unwavering commitment to patient-centered care, we are a force of health services innovation. When you work with us, or one of our subsidiaries, you'll enjoy meaningful career experiences that enrich people's lives.

Industry

Health care and social assistance

Company size

10,000+ Employees

Headquarters location

Bloomfield, CT, US

Social media

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