Software Engineering Intern (Summer 2026) (Onsite)

Date Posted:

2026-02-17

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-121 ~ 350 Collins Rd NE ~ BLDG 121

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops, and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.  

At Collins Aerospace, we don’t just build technology—we engineer mission success. Our C4IA software teams – supporting Command, Control, Communications, Cyber, Intelligence and Autonomy - are on the front lines of innovation. We design and deliver cutting-edge embedded communication solutions that keep military forces around the world safe, connected, and informed—no matter the environment.

We’re looking for a Software Engineering Intern who’s ready to make an impact. In this role, you won’t just write code—you’ll help shape the future of secure communications. From software-defined radios and advanced networking to state-of-the-art cryptographic systems, your work will drive critical real-time communications that enable pilots and soldiers to securely share voice, video, and data when it matters most.

Here, you’ll collaborate with top-tier engineers and industry experts, leveraging advanced technologies to push the boundaries of what’s possible. Whether you're building on trusted systems or breaking ground on new innovations, your contributions will directly support mission-critical operations across the globe.

If you're passionate about solving complex challenges, excited by the idea of working on systems that truly matter, and driven to grow alongside some of the brightest minds in the field—we want you on our team.

Join Collins Aerospace Mission Systems and help us connect the battlespace of tomorrow!

What You Will Do:

• Contribute to design and development of embedded software solutions and communications products
• Support team activities such as requirement generation, software implementation, test case development and verification efforts

Qualifications You Must Have:

• Requires a High School Diploma or equivalent and student must be pursuing a Bachelor’s or advanced degree in an applicable discipline.
• The ability to obtain and maintain a U.S. government issued security clearance is required
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer:

• Some experience with C or C++
• Some experience working in a Linux development environment
• Exposure to or coursework in embedded software development
• Knowledge of Object-Oriented Programming
• Knowledge of multithreading
• Active and transferable U.S. Government Department of Defense Clearance (Secret or above) is preferred

Collins Aerospace, a Raytheon Technologies company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. 

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. 

WE ARE REDEFINING AEROSPACE. <