2026 Intern - Raytheon Software Developer

Raytheon is currently seeking a Kill Chain Software Developer Intern for Summer 2026. This is an onsite role in Tucson, AZ.

What You Will Do

• Actively participate as a member of an agile development team

• Design, Develop, Review and Test new software features in an all-digital distributed simulation environment

• Work closely with senior developers to implement APIs and integration external high-fidelity digital simulation software into Raytheon’s Air Dominance Testbed and Air Combat Evaluation Model®.

• Provide direct Warfighter support by developing software used to inform operator tactics and procedures.

• Work with Subject Matter Experts to verify and validate digital simulation performance

• Work cross-domain to develop medium-fidelity physics models of conceptual missile systems

• Expand your knowledge base in various software and system components to be able to support a wide variety of software development tasks.

What You Will Learn

• You will develop an understanding of the Defense Industry and learn about Raytheon and its operations

• You will build foundations for a technical career in software development and analysis of US tactics

• You will learn how to write production-grade software and understand how different software architectures are leveraged in professional settings.

Qualifications You Must Have

• Pursuing a Bachelor’s or advanced degree in Computer Science or Software Engineering

• This position is for an intern who is enrolled in a Bachelor's or Master's degree program and will be a Senior or Post Graduate standing level by the start of Summer 2026

• Experience with at least one object oriented programming language (Python, C++, Java, C#, etc)

• Experience with Linux and Linux command line

Qualifications We Prefer

• Cumulative GPA ≥ 3.0

• Coursework, internship, projects or work experience in the following areas:

• Simulation modeling, development, and/or analysis of physical systems

• Agile development methodologies

• Probability and statistics

• Software development processes and object-oriented design using and/or Python in either Unix or Linux computing environments.

• Software Configuration Management tools and processes (git, subversion, mercurial)

• Computation on high-performance computing (HPC) grids/clusters, SLURM

• Distributed simulation communication standards (DIS, TENA, HLA)

• DevOps tools, processes, and methods

• Demonstrated ability in the following areas:

• Excellent communication skills and ability to effectively collaborate with peers, customers, management, and functional partners (IT, Cyber Security, Security).

• Creation and presentation of effective technical reports in PowerPoint and Document form.

What We Offer

• 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.

• Relocation Eligibility: Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package that goes above and beyond with compensation, work/life benefits, career development and recognition programs. Some of the superior benefits we offer include flexible work schedules.