Software Engineer Intern (Summer 2027)

Date Posted: 2026-10-21 Country: United States of America Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord 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. What You Will Do as a Software Engineer: At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world. The Raytheon team is looking for a Software Engineering Intern to support the Missile Defense Sensors (MDS) Software (SW) Department in the summer of 2027. The MDS SW mission is to provide world class Radar and Command and Control (C2) Software for our customers' wide array of Surveillance and Warning Systems. We align to the core Agile and DevSecOps principles of collaborative operation across the entire value stream, delivering high-frequency, high-quality deployments to our customers. We strive for technical excellence by drawing upon a workforce whose knowledge base covers the complete spectrum of modern computing languages and platforms. As a member of our team, you will design, develop, test, and release software products for one of our Radar or C2 programs. Some of the programs our department supports include the AN/TPY-2 Radar ( the Sea-Based X-Band Radar (SBX/XBR), and the Taiwan Surveillance Radar Program (SRP). The ideal candidate will have a strong foundation in software design and development, an eagerness to learn, the ability to work 100% onsite and collaboratively with a team, and an interest in complex, real-time, safety-critical systems. Specific responsibilities include: Assist and participate in the requirements, design, development and testing of real-time application software and tools, to include development of new work products or enhancement of existing applications and systems. Participate in internal reviews of software components and systems. Work on problems with defined scope, schedule, and expectations. Follow established development practices and processes to maintain the configuration management of software products. The ability to obtain and maintain a U.S. security clearance prior to the start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. What You Will Learn: The workings of Missile Defense Systems and/or Command and Control (C2) Systems. How to develop and maintain large-scale, complex software solutions in an agile environment. Testing frameworks and best practices to enable high-quality software deliveries utilizing Continuous Integration/Continuous Delivery concepts. Qualifications You Must Have: Must be pursuing a Bachelor's or Advanced degree in an applicable discipline and actively ++enrolled through completion of the internship / co-op session. Must have a minimum of 60 hours of credit by the start of the internship / co-op session. Experience developing software with C, C++, Java, or Ada. Qualifications We Prefer: Experience with CI/CD tools (Jenkins), #J-18808-Ljbffr RTX (Raytheon)