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Computer Science Intern Jobs in Decatur, IL (NOW HIRING)

Mueller Water Products

Engineering Intern

Decatur, IL · On-site +1

$36.21K - $47.93K/yr

Engineering Intern Summer Internship in the Foundry Metallurgy Lab. Salary/Pay Range: $36,212.00-$47,931.00 The compensation range above reflects a good-faith estimate of starting base pay for ...

Altorfer CAT

Rental Shop Technician Intern

Decatur, IL · On-site

$18.50/hr

Working Hours/DaysUp to 8 hours per day while in the shop.Overview Altorfer Rents has partnered with Heartland Community College to establish the Rental Service Technician/ Construction Equipment ...

Hospital Sisters Health System

Nurse Extern I

Decatur, IL · On-site

$18 - $25.20/hr

Pay Range: $18.00 - $25.20 A successful candidate's actual pay rate will be based on several factors including relevant experience, skills, training, certifications and education. Get hands-on work ...

Hshs

Nurse Extern I

Decatur, IL

$18 - $25.20/hr

Pay Range: $18.00 - $25.20 A successful candidate's actual pay rate will be based on several factors including relevant experience, skills, training, certifications and education. Get hands-on work ...

Constellation Energy

Simulator Software Engineer

Beason, IL · On-site

$105.30K - $117K/yr

Bachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) or related science with 2 years of related experience (e.g. programming technologies) OR

Constellation Energy

Simulator Software Engineer

Kenney, IL · On-site

$105.30K - $117K/yr

Bachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) or related science with 2 years of related experience (e.g. programming technologies) OR

Constellation Energy

Simulator Software Engineer

Maroa, IL · On-site

$105.30K - $117K/yr

Bachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) or related science with 2 years of related experience (e.g. programming technologies) OR

Constellation Energy

Simulator Software Engineer

Weldon, IL · On-site

$105.30K - $117K/yr

Bachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) or related science with 2 years of related experience (e.g. programming technologies) OR

Constellation Energy

Simulator Software Engineer

Latham, IL · On-site

$105.30K - $117K/yr

Bachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) or related science with 2 years of related experience (e.g. programming technologies) OR

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Computer Science Intern information

What is a Computer Science Intern job?

A Computer Science Intern is a temporary position where students or recent graduates gain hands-on experience in software development, data analysis, cybersecurity, or other computing fields. Interns typically assist with coding, debugging, research, and testing while working under the guidance of experienced professionals. This role helps build technical skills, industry knowledge, and networking opportunities, preparing interns for full-time positions in the tech industry.

What are the key skills and qualifications needed to thrive in the Computer Science Intern position, and why are they important?

To thrive as a Computer Science Intern, you need a solid understanding of programming languages (such as Python, Java, or C++), data structures, algorithms, and basic software development principles, typically backed by ongoing coursework in computer science or a related field. Familiarity with version control systems like Git, integrated development environments (IDEs), and sometimes exposure to cloud platforms or coding certifications can be advantageous. Strong analytical thinking, effective communication, initiative, and the ability to work well within a team are valuable soft skills in this role. These skills and qualities ensure that interns can quickly contribute to projects, adapt to new technologies, and collaborate effectively with experienced professionals.

What kind of projects and tasks can I expect as a Computer Science Intern?

As a Computer Science Intern, you can expect to work on a variety of tasks such as writing and testing code, debugging software, supporting ongoing development projects, and collaborating on team-based assignments. Interns often contribute to designing features, fixing bugs, conducting research, or assisting in quality assurance under the guidance of senior engineers or mentors. The exact nature of your projects may vary based on the company and team, but you will typically gain hands-on experience with real-world software development tools and workflows. This exposure not only builds your technical skills but also helps you understand agile work environments and best practices, making it a valuable step toward a full-time role in the field.
More about Computer Science Intern jobs
What are the most commonly searched types of Computer Science jobs in Decatur, IL? The most popular types of Computer Science jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Computer Science Intern jobs? Cities near Decatur, IL with the most Computer Science Intern job openings:
Computer Science Intern jobs near you
Infographic showing various Computer Science Intern job openings in Decatur, IL as of May 2026, with employment types broken down into 33% Internship, 50% Full Time, and 17% Part Time. Highlights an 100% In-person job distribution.
Python Data Wrangler Internship

Python Data Wrangler Internship

Refinere

Texas, IL • On-site, Remote

$49.75 - $68.50/hr

Other

Posted 8 days ago

Job description

RefineRE is seeking a Python intern to work closely with the product team on various projects to ensure integrity of data quality. These projects will entail iterative programming aspects that shed light on data quality, consistency, and usability. Ideal candidates will possess strong problem solving and intermediate python skills.


Requirements:

  • Pursuing a degree in Computer Science, Data Science, Data Analytics, Applied Statistics, or related field.
  • 2 or more years of educational experience with statistical programming languages (such as Python or R).
  • Familiarity with Jupyter notebooks or other Python IDE's.
  • Ability to do basic tasks in Python or R to
    • Create loops for iterating over rows and columns in a data frame,
    • Transform data based on logical conditions,
    • Keep well-documented code while producing project deliverables on time,
    • Develop reusable, efficient, testable, and scalable code.

Nice to have:

  • Experience with SQL, API's, GCP and/or Tableau.


*Can be in office, remote, or hybrid*

Employment Type: INTERN

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