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 ( https://www.

rtx.com/raytheon/what-we-do/strategic-missile-defense/antpy-2), 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.

• Work on an agile team responsible for developing and delivering software for one of the MDS Department’s programs. • 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), configuration management tools (Git, Bitbucket, Artifactory), and data analysis tools (MATLAB, Python).

• Knowledge of data structures and algorithms, memory management, and multithreaded applications. • Well-developed communication, technical writing, oral presentation, and interpersonal skills.

• Experience contributing to a team environment for the purpose of developing creative solutions to complex technical problems. • Ability to work in a fast paced, dynamic environment with time-critical requirements.

• Ability to promote a culture of continuous learning, cross-team collaboration and training. What We Offer: • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world.

At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. • Relocation Eligible Learn More & Apply Now! Please consider the following role type definition as you apply for this role.

• Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

• This position requires the ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process.

More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.

htm As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 37,000 USD - 82,000 USD. The salary range provided is a good faith estimate representative of all experience levels.

RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.

Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement.

Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted.

However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class.

RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.