Systems Engineering Intern

Systems Engineering Intern - Summer 2026Job Category: Intern/Co-opTime Type: Part timeMinimum Clearance Required to Start: NoneEmployee Type: Part-Time On-CallPercentage of Travel Required: NoneType of Travel: NoneAnticipated Posting End: 12/4/2025

The Opportunity:
CACI is seeking talented Systems Engineering Interns to join our team for Summer 2026! The internship will begin in May and last 12 weeks. You will be required to work 100% on-site in the Westminster, CO office.

Dive into an exciting internship with GROUPER, a dynamic IDIQ (Indefinite Delivery, Indefinite Quantity) contract for RDT&E (Research, Development, Test and Evaluation) with the United States Space Force.

You'll work in a vibrant and innovative environment, collaborating on cutting-edge technology projects that support critical Space Force missions. This is your chance to contribute to enhancing national security through advanced RF (Radio Frequency) collection capabilities.

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

Qualifications:

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

Desired:

• Minimum GPA of 3.0 or higher is preferred, but not required 
• Previous internship/co-op or other work experience

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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, you’ll be part of a high-performing group dedicated to our customer’s 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. You’ll 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 nation's 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. 

Your potential is limitless. So is ours.

Learn more about CACI here.

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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. Learn morehere.

The proposed salary range for this position is:

$43,900 - 87,900 USD