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CACI International Inc · 15 hours ago

Systems Engineering Intern - Summer 2026

US CO Denver

Internship

Onsite

Intern

$53K/yr - $106K/yr

Start in 2026 Spring

CACI International Inc is seeking talented Systems Engineering Interns to join their team for Summer 2026. The internship will involve working on cutting-edge technology projects that support critical Space Force missions and enhancing national security through advanced RF collection capabilities.

Information TechnologyService IndustrySoftware

Comp. & Benefits

No H1B

U.S. Citizen Only

Responsibilities

Focus on creating systems to support RF (Radio Frequency) collection through the development, test, and deployment of antenna systems and the mission processing to support

Opportunity to work on cutting edge technology supporting critical Space Force missions

Contribute to enhancing national security through advanced RF collection capabilities

Create and maintain detailed system diagrams, wiring diagrams, power budgets, RF link budgets, BOMs, etc. for large aperture antenna systems

Develop and present design reviews, ensuring clear communication of technical concepts

Assist in preparing presentations to demonstrate project progress and system capabilities

Engage in R&D activities to enhance system designs and functionalities

Conduct simulations and analyses to verify system performance and quality

Prepare comprehensive documentation to support R&D initiatives and program requirements

Qualification

End-to-end system designAntenna systems knowledgeRF collection processingMicrosoft OfficePython/MATLABSolidWorksSystems Tool Kit (STK)Multi-disciplinary team experienceMicrosoft ProjectMicrosoft VisioAltiumTeamwork skillsCommunication skills

Required

Pursuing a Bachelor's degree in Electrical, Computer, Aerospace, or Mechanical Engineering or similar field from an ABET accredited university

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

Experience working on end-to-end system design; system diagrams, wiring diagrams, power budgets, RF link budgets, and managing BOMs

Familiarity with relevant applications: Microsoft Office, Microsoft Project, Microsoft Visio, Systems Tool Kit (STK), SolidWorks, Python/MATLAB, Altium

Knowledge and understanding of antenna systems and RF collection and processing

Excellent teamwork and communication skills

Experience working on a multi-disciplinary team

Preferred

Minimum GPA of 3.0 or higher is preferred, but not required

Previous internship/co-op or other work experience

Benefits

Healthcare

Wellness

Financial

Retirement

Family support

Continuing education

Time off benefits

Company

CACI International Inc

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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