Research & Development Intern

February 12, 2026

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Job Description

Job Title: Research & Development Intern (Warfare Systems)

Requisition Number: 27053

Company: HII Mission Technologies, Warfare Systems Division

Location: Adelphi, Maryland (Onsite)

Employment Type: Part Time/Hourly/Non-Exempt

Level of Experience: Intern

Anticipated Salary Range: $58,588.00 – $80,000.00

Required Travel: 0 – 10%

Security Clearance: None


About HII Mission Technologies & Warfare Systems

HII’s Mission Technologies Division comprises a team of over 7,000 professionals globally, delivering all-domain expertise and advanced technologies to mission partners. Mission Technologies is at the forefront of the data evolution in national defense, providing a broad spectrum of national security solutions for government and commercial clients. Our capabilities span C5ISR, AI and Big Data, cyber operations, synthetic training environments, fleet sustainment, environmental remediation, and the largest family of unmanned underwater vehicles.

This particular opportunity resides within Warfare Systems (WS), a business group within Mission Technologies. Warfare Systems focuses on cyber and mission IT, electronic warfare, and C5ISR systems. We work extensively with our nation’s intelligence and cyber operations communities to defend interests in cyberspace and anticipate emerging threats, leveraging our unique capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development to support sensitive missions for the U.S. military and federal agency partners.


Summary

HII Mission Technologies is seeking highly motivated undergraduate or graduate students to join our team as interns. This role offers an exciting opportunity to support critical Research, Development, Test, and Evaluation (RDT&E) studies and analyses for Defense Systems. Selected candidates will collaborate with scientists and engineers on real-world technical challenges that directly contribute to the U.S. Army’s mission, specifically within the U.S. Army Research Laboratory in Adelphi, Maryland.


What You Will Do

  • Research, design, develop, and test advanced Radio Frequency (RF) systems.
  • Support the development of next-generation radar, spectrum sensing, and communications capabilities.
  • Test and measure RF systems on the bench using industry-standard equipment such as spectrum analyzers, oscilloscopes, and vector network analyzers.
  • Participate in field-experiments and data collection events.
  • Apply signal processing techniques to extract key features from collected data.
  • Develop data visualizations for live, real-time data streams.

What We Are Looking For (Minimum Requirements)

  • Education: High School Diploma or equivalent + must be actively working towards a Bachelor’s degree with more than 60% of the required credits completed.
  • Major: Pursuing a degree in Electrical Engineering, Computer Science, Physics, or Mathematics.
  • Citizenship: U.S. citizenship (required to access government facilities and projects).
  • Background: Strong background in engineering, science, experimentation, or research.
  • Programming: Basic to intermediate proficiency in at least one programming language.
  • Academic Performance: Minimum 3.50 GPA in major.

Preferred Requirements

  • Experience or coursework related to Radar, spectrum sensing, and communication systems.
  • Knowledge of Digital signal processing, Fourier theory, and complex analysis.
  • Lab experience using RF test equipment (oscilloscope, spectrum analyzer, vector network analyzer, etc.).
  • Experience with Embedded system development (e.g., Arduino, Raspberry Pi, FPGA).
  • Familiarity with Software Defined Radio (SDR) platforms (e.g., Ettus, Adalm Pluto, RTL-SDR).
  • Proficiency in Linux environments.
  • Exposure to AI/ML frameworks such as PyTorch, TensorFlow, etc.

Physical Requirements

Job performance will normally require only minor lifting and carrying of boxes of records or equipment.


Why HII

HII is recognized as one of America’s top large company employers, founded on values and ethics that prioritize people’s safety and well-being. We build the world’s most powerful and survivable naval ships, alongside advanced defense technology solutions that safeguard our seas, sky, land, space, and cyber domains. Our diverse workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

At HII, you’ll discover a supportive and welcoming environment, competitive benefits, and valuable educational and training programs designed for continuous career growth. Together, we are committed to ensuring a future where everyone can be free and thrive.

Benefits We Offer

HII offers competitive benefits, including:

  • Best-in-class medical, dental, and vision plan choices.
  • Wellness resources and employee assistance programs.
  • Savings Plan Options (401(k)).
  • Financial planning tools and life insurance.
  • Employee discounts.
  • Paid holidays and paid time off.
  • Tuition reimbursement.
  • Early childhood and post-secondary education scholarships.

Bonus/other non-recurrent compensation may occasionally be offered for qualified positions, and if applicable to this role, will be discussed by the recruiter during the screening phase of the application.


Diversity and Inclusion

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Need Assistance?

If you require a reasonable accommodation for any part of the employment process, please send an e-mail to buildyourcareer@hii-co.com, stating the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only inquiries related to reasonable accommodation requests will receive a response from this email address. You may also call 1-844-849-8463 for assistance (Press #3 for HII Mission Technologies).