Software Engineering Co-op

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CACI International Inc

Expanding the limits of national security

10,001+ employeesFounded 1962Reston, VirginiaDefense and Space Manufacturing
Actively hiringPaidSummer 2027Fall 2027Defense and Space Manufacturing
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About the role#

As a Software Engineering Co-op, you will support software development activities through prototyping, coding, testing, and documentation. You will work alongside experienced professionals to perform data analysis and build automation software for program-specific data flows. This role involves creating breadboard implementations of algorithms in MatLab or Mathematica to solve technical problems. We are looking for a candidate to join the team for the Summer 2027 term and continue through December 2027.

What you'll do#

  • Prototype algorithms and develop code in C# and Python.
  • Develop software tests and manage requirements, test plans, and release documentation.
  • Perform data analysis using proprietary software systems.
  • Create automation software for specific data flows.
  • Build breadboard implementations of algorithms in MatLab or Mathematica.

What you'll need#

  • Completion of at least one year toward a Bachelor's degree in Computer Science, Computer Engineering, Mathematics, or Physics.
  • Experience developing moderate-sized desktop applications in a Windows environment using C++, C#, or Java.
  • A strong mathematics background, including completed coursework in calculus and linear algebra.
  • Ability to work in the United States without employer sponsorship.
  • Ability to pass a pre-employment drug screening.
  • A GPA of 3.0 or higher and previous internship or work experience are preferred.

Location & details#

  • This position is located on-site in Danbury, Connecticut.
  • The role is part-time.
  • This is a paid position.
  • The proposed salary range is $45,900 to $91,900.

About CACI International Inc

CACI International Inc provides technology and expertise for national security missions. The company operates in sectors including defense, intelligence, cyber, and space. Founded in 1962, it maintains its headquarters in Reston, Virginia. The organization employs over 27,000 people and is a member of the Fortune 500.

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