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Software Engineering Intern – Summer 2027

CACI


Job Location:

Lisle, IL - USA

Yearly Salary: USD 43900 - 87900
Posted: 29 September 2026 (Yesterday)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Software Engineering Intern Summer 2027

Job Category: Intern/Co-op

Time Type: Part time

Minimum Clearance Required to Start: None

Employee Type: Part-Time On-Call

Percentage of Travel Required: Up to 10%

Type of Travel: Local

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The Opportunity:

At CACI we are proud of our innovative workforce and the technology we deliver to our enterprise and mission customers. Want to work for a company that is recognized as a top workplace across the country Were searching for Software Engineering Interns to join our team in Lisle IL for Summer 2027! The internship will begin in May and last 10-12 weeks. You will be expected to work 100% on-site.

Responsibilities:

  • Under direct supervision and guidance work closely with other interns as well as seasoned engineers on projects that expose them to leading edge telecommunications technology. You will perform work under close mentor guidance including but not limited to:
  • Development of software
  • Algorithm development and optimization
  • Research paper writing

Qualifications:

Required:

  • Currently pursuing an undergraduate or graduate degree in Computer Science Computer Engineering Electrical Engineering or related field
  • Must be legally authorized to work in the United States without the need for employer sponsorship now or at any time in the future
  • Must be able to obtain and maintain applicable security clearance
  • Broad computer science/computer engineering background including broad knowledge of algorithm and data structure implementation
  • Experience and interest in some of the following technology areas desired: Networking Security Vulnerability research; etc.
  • Knowledge of Microsoft software applications and other software applications as required
  • Experience with high-level programming languages such as C/C
  • Experience with scripting languages such as Python
  • Experience with source code management tools such as Git
  • Experience with GNU/Linux software development and toolchains
  • Interest in algorithms data structures and computational complexity



Desired:

  • Minimum GPA of 3.0 or higher is preferred not required
  • Previous internship/co-op or other work experience leadership and teamwork capabilities interpersonal communication skills and activities (professional/community/extracurricular)

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What You Can Expect:

A culture of integrity.

At CACI we place character and innovation at the center of everything we do. As a valued team member youll be part of a high-performing group dedicated to our customers missions and driven by a higher purpose to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. Youll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together we will advance our nations most critical missions build on our lengthy track record of business success and find opportunities to break new ground in your career and in our legacy.


Pay Range:

There are a host of factors that can influence final salary including but not limited to geographic location Federal Government contract labor categories and contract wage rates relevant prior work experience specific skills and competencies education and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI you will receive comprehensive benefits such as; healthcare wellness financial retirement family support continuing education and time off benefits.

The proposed salary range for this position is:

$43900 - 87900 USD

CACI is anEqualOpportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex pregnancy sexual orientation age national origin disability status as a protected veteran or any otherprotectedcharacteristic.

Required Experience:

Intern


About Company

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CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security miss ... View more

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