Engineering/Physics Intern - Summer 2026

CACI International • Fort Belvoir, VA

21h • Onsite

About The Position

CACI is currently looking for an Engineering or Physics Intern to join our team supporting the Sensor Evaluation & Digital Prototyping (SE & DP) Division for the Department of Army C5ISR Center for summer 2026. Join our passionate team of industry-leading individuals in a facility that leverages the best practices in EO/IR System Measurements and Systems Engineering to evaluate and deliver state of the art capability in support of our nation’s warfighters. As a member of the CACI Team, you will support the people charged with safeguarding the American people and enhancing the Nation’s safety, security, and prosperity. Our warfighters are on the front lines, every day, protecting our national security from the increasingly sophisticated and complex threats of our adversaries. CACI programs thrive in a culture of innovation and are constantly seeking individuals who can bring creative ideas to solve complex problems, both technical and procedural at the team and portfolio levels. The ability to be adaptable and to work constructively with a technically diverse and geographically separated team is crucial. This position will be based in Fort Belvoir, VA and will require working onsite with some opportunities for travel.

Requirements

• Ability to obtain and maintain a DoD Secret clearance.
• Currently enrolled in and in the pursuit of a bachelor’s degree in Electrical Engineering from an accredited university
• Maintain at least a 3.0 GPA in major coursework. Exceptions will be made on a case by case basis depending on skills and passion.
• Ability to support multiple projects simultaneously.

Nice To Haves

• An active DoD Secret clearance.
• Demonstrated experience with documentation, planning and organization skills.
• Experience with rapid reverse engineering techniques through prototyping and initial production sequence.
• Previous internship / co-op work experience.

Responsibilities

• Work in the Advanced Sensor Evaluation Facility (ASEF), performing measurements on current EO/IR sensor systems and developing new measurement capabilities for novel sensing systems.
• Be able to identify and address technical gaps in electro-optical system test and analysis for novel sensing systems.
• Configure camera and test equipment for capture, preferably using NVlabCap software.
• Compare measured results with sensor model predictions.
• Support team members in spatial and temporal measurements of systems in the lab and in the field.
• Support data collection and other test events for various projects.
• Technical writing / technical reports.
• Recommending process improvements.
• Troubleshooting and problem solving.

Benefits

• 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.

What This Job Offers

• Job Type: Part-time
• Career Level: Intern