2026 Intern - Raytheon Software Development Intern (Onsite)

RTX • Concord, MA

4d • $37,000 - $82,000 • Onsite

About The Position

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. We are seeking a motivated Software Development Intern with a focus on developing complex systems in various higher level object-oriented programming languages. The ideal candidate will have a passion for creating high-performance applications and will be involved in all stages of the software development lifecycle. This position is an onsite role located in Tewksbury, Massachusetts .

Requirements

• This position is for an intern who is enrolled in a Bachelor’s (or higher) degree program in Science, Technology, Engineering or Mathematics (STEM) and will be at minimum, entering their Sophomore, Junior, Senior or Post Grad year by the start of summer 2026.
• Experience with C++, C, Java, Python, Ada or related tools/languages.
• 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.

Nice To Haves

• Knowledge of data structures and algorithms, systems software design, operating systems, architectures, software development life cycle and processes.
• Experience in a Unix/Linux operating system.
• Strong problem-solving and communication skills, including ability to produce technical documentation, and the desire to learn new technologies and tools.
• Excellent interpersonal and communication skills to work effectively with cross-functional teams.
• Experience developing software in a team-based development environment, preferably Agile/SCRUM, DevOps and test automation.
• enjoy varied outdoor activities ranging from hiking and camping to cross-country skiing and snowmobiling.
• Massachusetts is recognized as one of the best states to call “home.”

Responsibilities

• Assist and participate in the design, development, and maintenance of software applications for complex systems and applications.
• Collaborate with cross-functional teams to define, design, and implement new features, ensuring system integration and scalability.
• Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments.
• Participate in code reviews and ensure adherence to coding standards and best practices.
• This position requires exclusive onsite presence.

Benefits

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world.
• At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• Living in Massachusetts means you’ll have easy access to the ocean and locations of historical significance.
• You can enjoy varied outdoor activities ranging from hiking and camping to cross-country skiing and snowmobiling.
• Massachusetts is recognized as one of the best states to call “home.”
• 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.

What This Job Offers

• Career Level: Intern
• Number of Employees: 5,001-10,000 employees