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CACI International Inc · 7 hours ago

Cyber Engineering Intern - Summer 2026

Sterling, VA

Internship

Onsite

Intern

$46K/yr - $92K/yr

Start in 2026 Summer

CACI International Inc is seeking a Cyber Engineering intern for Summer 2026 at their Sterling, VA location. The intern will perform reverse engineering and vulnerability research to support the company's cybersecurity mission while gaining hands-on experience in a fast-paced environment.

Information TechnologyService IndustrySoftware

Comp. & Benefits

No H1B

U.S. Citizen Only

Responsibilities

Conduct vulnerability analysis on software/firmware to identify potential weaknesses or access vectors

Create and maintain software tools to facilitate unit testing of cybersecurity effects against commercial drone systems, ensuring they are efficient, reliable, and meet requirements

Execute various types of testing (e.g., unit, integration, system) against target systems

Document test plans, test cases, and results meticulously for customer presentations and internal reviews

Identify, report, and track issues through to resolution

Engage in technical reviews of requirements, specifications, and designs to ensure alignment with cybersecurity best practices, providing constructive feedback and suggestions for improvement

Assist in the validation and verification of cyber solutions and effects

Create and maintain comprehensive documentation for all testing activities, including methodologies, results, and recommendations

Prepare reports and presentations for stakeholders and customers

Qualification

Cybersecurity principlesReverse engineering toolsProgramming languagesSoftware development toolsPCB-level communicationAnalytical skillsProblem solving skillsWritten communicationVerbal communicationTeamwork

Required

Currently pursuing a degree in Computer Science, Cybersecurity, Engineering, or a 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 clearance

Strong understanding of cybersecurity principles and practices

Experience with reverse engineering tools such as Ghidra, Binary Ninja, or IDA Pro

Proficiency in programming languages such as Python, Java, or C++

Experience with software development tools and version control systems (e.g., Git)

Excellent analytical and problem solving skills

Strong written and verbal communication skills

Ability to work independently and as part of a team

Preferred

Understanding of PCB-level communication protocols (SPI, UART, I2C, etc.)

Previous experience working with drones, drone systems, and associated tools (ArduPilot, Mission Planner, QGroundControl, etc.)

Familiarity of RF communication systems

Experience with offensive cyber / red team tools

Understanding of basic computer networking tools and protocols

Participation in Capture The Flag cybersecurity competitions

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