About the role#
The Modeling, Simulation & Analysis Intern will join a multi-discipline team to support the design and development of system simulation models. You will work within the Processing, Guidance & Control Center to create high-fidelity models that represent system components and their interactions. This role involves working in a high-performance computing environment to support missile system design, performance assessment, and testing.
What you'll do#
- Design and develop simulation models of varying fidelity.
- Read, debug, edit, and create computer programming code to enhance existing models.
- Create and execute unit tests to verify model functionality.
- Document design and test results while integrating component models into larger system simulations.
- Troubleshoot anomalies observed in simulation results.
- Analyze data to provide insights into system performance.
What you'll need#
- Currently pursuing a BS degree in Electrical Engineering, Computer Engineering, Mathematics, Computer Science, Mechanical Engineering, Aerospace Engineering, Physics, or Statistics.
- Completion of at least 60 credit hours by the start of the internship.
- Academic or applied experience coding in C++.
- Academic or applied experience using MATLAB or Python for data set analysis.
- Experience in modeling, simulation, statistics, or analysis related to engineering solutions.
- Ability to obtain and maintain a U.S. government Secret Security Clearance (U.S. citizenship is required).
- Experience gained through coursework, research, projects, or on-the-job training.
Location & details#
- Location: Tucson, Arizona.
- Work Modality: On-site.
- Term: Summer 2027.
- This is a paid, full-time internship.
About RTX
RTX operates in the aviation and aerospace component manufacturing industry. The organization consists of three primary businesses: Collins Aerospace, Pratt and Whitney, and Raytheon. It produces advanced sensors, aircraft engines, and defense systems for the aerospace and defense sectors. The company is based in Arlington, Virginia and employs over 10,000 people.
How to get in at RTX
Applying early to RTX gives you a distinct advantage because recruiters review applications as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, so you can submit your materials before the applicant pool grows too large. Being among the first to apply ensures your profile is seen while the team is still actively filling the position. You can also use Intern Insider to identify the specific recruiters behind RTX roles to reach out directly. Connecting with a recruiter to ask about the position or a potential referral often improves your response rate compared to applying into a general queue. This direct approach helps you stand out from the crowd.



