RF Engineer Intern - Summer 2026

Job Category: Intern/Co-op

Time Type: Part time

Minimum Clearance Required to Start: None

Employee Type: Part-Time On-Call

Percentage of Travel Required: None

Type of Travel: None

Anticipated Posting End: 10/31/2025

The Opportunity:
We’re hiring RF Engineer Interns to join our Westminster, CO team for the summer of 2026! The internship will begin in May and last 10-12 weeks, you will be required to work 100% on-site. During the internship, you’ll receive mentorship from experienced engineers, gain hands-on experience in designing and testing High Power Amplifiers, RF Front Ends, and antenna systems (600MHz to 6GHz), utilize advanced tools like Microwave Office and HFSS, work with cutting-edge RF test instruments, and contribute to national defense initiatives.

Responsibilities:

Aid in the design of High Power Amplifiers, RF Front Ends, and antennas, ensuring they meet specified performance criteriaPerform simulations using AWR and/or HFSS to predict and analyze the behavior of RF circuitsConduct tests using industry-leading RF test instruments to validate the performance of designed components/assembliesIdentify and troubleshoot issues that arise during the design and testing phasesAnalyze test data to identify areas for improvement and make recommendations for design adjustmentsWork closely with a team of engineers to build, test, and integrate RF assemblies into larger systemsPrepare detailed documentation of design processes, test results, and any modifications madeWork closely with a team of engineers to perform real world "outdoor" testing of completed systems to assess performancePrepare and deliver presentations on project progress and findings to the team and stakeholdersContribute creative ideas and solutions to enhance the performance and efficiency of RF systemsHelp with the transition of prototype to production for new productsProvide and receive constructive feedback to improve both personal performance and team outcomes

Qualifications:

Required: 

Must currently be enrolled as a graduate or doctoral student, pursuing a degree in Electrical Engineering or a related fieldMust be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the futureHave taken classes in electromagnetics, antenna design, passive and/or active microwave circuits, or wireless communicationExperience using standard RF equipment such as network analyzers or spectrum analyzersExperience using commercial electromagnetic simulation software, such as HFSS, AWR or ADSPython programming experience

Desired:

Lab experience with design, fabrication, and testing of RF technologySchematic and layout experience (RF design experience is a bonus)Experience with RF Cascade Analysis for metrics like noise figure, P1dB, and gain

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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 more here.

The proposed salary range for this position is:

$53,100 - 106,300 USD

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.