Apply on Employer Site

CACI International Inc · 1 day ago

Cyber Engineering Intern - Summer 2026

US VA Reston

Internship

Onsite

Intern

$46K/yr - $92K/yr

Start in 2026 Spring

CACI International Inc is seeking talented Cyber Engineering Interns for Summer 2026 at their Reston, VA location. The internship will provide hands-on experience in cybersecurity, focusing on understanding adversarial tactics and developing solutions.

Information TechnologyService IndustrySoftware

Comp. & Benefits

No H1B

U.S. Citizen Only

Responsibilities

Red teaming/penetration testing

Leveraging AI for cybersecurity solution engineering

Creating infrastructure to support penetration testers and projects

Understanding adversarial tools, techniques, and procedures (TTPs)

Configuring virtual machines (VMs) and virtual networks

Full-stack software development in Python leveraging Jira for project planning

Microservice architecture utilizing Docker - CI/CD and version control using GitLab

Qualification

PythonDockerGitLinuxWindowsNetworkingAI librariesInterpersonal skillsWritten communicationTeamworkFlexibility

Required

Currently pursuing a degree in one of the following majors: Computer Science, Computer Engineering, Electrical Engineering, Cybersecurity, Information Technology or related discipline

Maintain at least a 3.0 GPA in major coursework. Exceptions will be made on a case-by-case basis depending on skills and passion

Development experience in one or more of the following programming languages: Python, Java, C/C++/C#

Experience with some or all of the following: Windows, Linux, Python, Docker, Git, Proxmox, an AI library (Tensorflow, LlamaIndex, Pytorch etc.), CUDA, Sveltekit, JavaScript, PostgreSQL, Vector Stores (Chroma), Networking, Shell Scripting

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. A clearance is not required for the internship, but is applicable for most programs in CACI

Minimum program commitment of 12 weeks (starting in mid-May)

Strong interpersonal skills, flexibility, and ability to work in a team environment

Strong written and verbal communication skills for writing, reviewing, and discussing highly technical documentation

Preferred

Knowledge of what virtualization is and how it can be leveraged for building training labs

A computer enthusiast who pursues technical knowledge outside of the workday

Basic understanding of the hardware components of servers and desktop computers

Experience with the following software packages: Microsoft Windows, Linux, Git/GitHub/GitLab, OpenVPN, VMware/VirtualBox or other hypervisor, Python, Flask, APIs

Has participated in at least one Capture the Flag (CTF) or Hack-a-thon events

Familiar with Scrum or Agile project management styles

Benefits

Healthcare

Wellness

Financial

Retirement

Family support

Continuing education

Time off benefits

Company

CACI International Inc

Glassdoor4.0

At CACI International Inc (NYSE: CACI), our 25,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security.

Founded in 1962