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Computer Science Internship Jobs in McHenry, IL (NOW HIRING)

Engineering Co-op

Waukegan, IL · On-site

$20.10 - $27.12/hr

... of our internship and co-op programs. The focus of this program is to offer a variety of ... Pursuing a degree in a Mechanical, Electrical, Mechatronics, Industrial, Computer Science or ...

This part-time, year-round internship offers more than a typical seasonal or summer internship ... in Computer Science, Information Technology, Information Systems, or a related field Strong ...

IT Intern

Lake Forest, IL · On-site

$15 - $20.76/hr

This part-time, year-round internship offers more than a typical seasonal or summer internship ... Currently pursuing or recently completed a degree in Computer Science, Information Technology ...

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Computer Science Internship information

What are internship opportunities in computer science?

An internship in computer science provides on-the-job training for students who study computer science. Your duties in this program depend on the focus on the internship. Some interns get experiencing coding and developing software, applications, or website user interfaces. As an intern, you work under the direction of programming and development professionals. Your responsibilities include writing lines of code, testing and debugging software, learning computer languages in a realistic setting, and functioning as part of a team. Other computer science internships focus on providing technical support, cybersecurity services, or administration services as part of an IT team.

What is a computer science internship?

A computer science internship is a temporary position that allows students or recent graduates to gain practical experience in the field of computer science. Interns typically work on real-world projects, assisting with programming, software development, data analysis, or IT support under the supervision of experienced professionals. These internships provide valuable hands-on skills, networking opportunities, and insight into potential career paths within technology industries.

What types of projects does a computer science intern typically work on, and how much autonomy can I expect?

Computer Science interns often contribute to real-world projects such as developing new software features, debugging code, automating processes, or supporting infrastructure. While the level of autonomy varies by company, interns are generally given meaningful tasks and encouraged to collaborate with senior engineers and cross-functional teams. You'll likely participate in code reviews, agile sprints, and team meetings, gaining hands-on experience and feedback. Many organizations assign mentors to guide interns, helping them balance independence with structured learning and support.

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

To thrive as a Computer Science Intern, you generally need foundational knowledge in programming, algorithms, and data structures, often supported by progress toward a computer science degree. Familiarity with coding languages such as Python, Java, or C++, as well as experience using version control systems like Git, is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns stand out in collaborative environments. These skills and qualities are essential because they enable interns to contribute meaningfully to projects, adapt to new technologies, and work efficiently within a development team.

What is the difference between Computer Science Internship vs Software Developer Intern?

AspectComputer Science InternshipSoftware Developer Intern
Required CredentialsTypically pursuing or recent graduate in CS or related fieldSame as CS internship, often students or recent grads
Work EnvironmentVaries across tech companies, research labs, startupsPrimarily software development teams in tech firms
Employer & Industry UsageUsed across academia, industry, research projectsPrimarily in software development companies and tech industry
Common Search & Comparison IntentUnderstanding internship opportunities in CSComparing software development internship roles

Both Computer Science Internships and Software Developer Internships target students or recent graduates interested in tech. While CS internships may include research, data analysis, or broader technical roles, Software Developer Internships focus specifically on coding and software creation. The choice depends on your career goals and the specific skills you want to develop.

What do you do as a computer science intern?

A computer science intern typically assists with software development, coding, testing, and debugging projects. They may work with programming languages like Python, Java, or C++, and often collaborate with teams to gain practical experience in software engineering and problem-solving. Internships usually involve learning industry tools and following project deadlines under supervision.

What internships should I apply for in computer science?

Computer science internships are available in tech companies, startups, and research labs, often focusing on software development, data analysis, or cybersecurity. Applicants should have programming skills in languages like Python, Java, or C++, and may need to demonstrate problem-solving abilities or relevant coursework. Internships can be paid or unpaid and typically require a resume and sometimes a cover letter or technical assessment.
More about Computer Science Internship jobs

What are the most commonly searched types of Computer Science jobs in McHenry, IL?

The most popular types of Computer Science jobs in McHenry, IL are:

What job categories do people searching Computer Science Internship jobs in McHenry, IL look for?

The top searched job categories for Computer Science Internship jobs in McHenry, IL are:

What cities near McHenry, IL are hiring for Computer Science Internship jobs?

Cities near McHenry, IL with the most Computer Science Internship job openings:

Infographic showing various Computer Science Internship job openings in McHenry, IL as of September 2026, with employment types broken down into 25% Internship, 55% Full Time, and 20% Part Time. Highlights an 90% In-person, 2% Hybrid, and 8% Remote job distribution.

2027 Engineering Leadership Development Program - Computer Science / Computer Engineering

Delavan, WI • On-site

Pentair
Water, Sewage, Waste, Steam, Air Heating and Cooling Systems • 10K+ employees

$115K/yr

Full-time

Retirement, PTO

Posted 5 days ago


Pentair rating

7.2

Company rating: 7.2 out of 10

Based on 43 frontline employees who took The Breakroom Quiz


Job description

Job Description:

Pentair's Engineering Leadership Development Program (ELDP) is an accelerated program for recent college graduates with proven ability to excel in today's fast-paced world. The program is designed to develop high caliber individuals into future leaders in Engineering. The program gives participants the opportunity to gain high-level visibility to leadership and create significant impact within a global manufacturing organization.

About Pentair:

At Pentair, we believe the health of our world depends on reliable access to clean water. We design, manufacture, and deliver a comprehensive range of smart, sustainable water solutions to homes, business, and industries around the world. Whether it is improving, moving, or enjoying water, we help manage the world's most precious resource.

You will work alongside passionate problem-solvers who are committed to the future of our planet. We put our purpose into practice, inspiring people to move, improve and enjoy life's essential resources for happier, healthier lives. From our residential and business water solutions to our sustainable innovations and applications, our 11,250 global employees serve customers in more than 150 countries, working to help improve lives and the environment around the world.

As a Pentair employee, you would enjoy a wide array of benefit options to help keep you and your family healthy and protected, a generous 401(k) and ESPP to help you save for retirement, plus paid time off and wellness programs to encourage a healthy work/life balance. The anticipated annualized base pay range for this full-time position working at this location will be from ($61,200 to $113,600). At Pentair, it is not typical for an individual to be hired near the bottom or top of the pay range. Pentair considers various factors in determining actual compensation for this position at the expected location. Actual compensation will be determined by considering demonstrable level of experience, skills, knowledge, performance and training, pertinent education including licensure and certifications, and other relevant business or organizational needs. Actual compensation may also be adjusted if the position is filled outside of the intended geographic location.

Our Leadership Development Program:

The Engineering Leadership Development Program is a three-year program consisting of three, 12-month rotations within two or more locations. The program will begin in June 2027 and give participants exposure to different facets of engineering through assigned rotations based on business needs and individual career aspirations. Rotation areas may include Research & Development / Innovation, New Product Development or Value/Sustaining Engineering.

We look forward to seeing your application come through! Please note we will be reviewing resumes on an ongoing basis throughout September - December 2026.

Pentair Will:

  • Provide three year-long rotational assignments designed to build broad engineering, technical, and business experience

  • Offer exposure to areas such as product development, embedded systems, software, controls, automation, connected products, and sustaining engineering based on business needs

  • Support your growth through structured development plans, leadership experiences, and ongoing feedback from managers and program leaders

  • Pair you with mentors, technical experts, and cross-functional leaders to help accelerate your learning and career development

  • Create opportunities to work on meaningful projects that solve real customer, product, and operational challenges

  • Build your network through cohort programming, leadership visibility, site experiences, and Early Careers events

  • Provide competitive compensation, benefits, and relocation assistance to support your rotational experience

Minimum Qualifications:

  • Be pursuing a Bachelor's Degree in Computer Engineering or Computer Science from an accredited university (preferred graduation date: Spring 2027).

  • Have a strong interest in pursuing the Engineering Leadership Development Program which requires annual relocation/working in locations throughout the United States upon graduation.

  • Have previous engineering internship or co-op experience; experience in a manufacturing environment preferred.

  • Be proficient in Microsoft Word, Excel, and PowerPoint.

  • Must be legally authorized to work in the United States without sponsorship now or in the future.

Posting End Date: March 1st, 2027

Equal Opportunity Employer

Pentair is an Equal Opportunity Employer. With our expanding global presence, cross-cultural insight and competence are essential for our ongoing success. We believe that a diverse workforce contributes different perspectives and creative ideas that enable us to continue to improve every day.


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About Pentair

Sourced by ZipRecruiter

At Pentair, we believe the health of our world depends on reliable access to clean water. We design, manufacture, and deliver a comprehensive range of smart, sustainable water solutions to homes, business, and industries around the world. Whether it is improving, moving, or enjoying water, we help manage the world's most precious resource.

Industry

Water, sewage, waste, steam, air heating and cooling systems

Company size

10,000+ Employees

Headquarters location

Golden Valley, MN, US