About the role#
We are seeking a Systems Engineer Intern to join our Systems Excellence Department. You will work on the Cooperative Engagement Capability (CEC) product line within our Advanced Networking Solutions team. This role requires you to be on-site at our St. Petersburg, Florida facility. You must be a U.S. citizen and possess or be able to obtain a Secret security clearance.
What you'll do#
- Contribute to all phases of the product development lifecycle, from requirements definition to system sell-off.
- Design and define the architecture of CEC subsystems.
- Execute trade studies, manage requirements, and ensure traceability.
- Perform systems integration, verification testing, and qualification.
- Collaborate across multiple engineering disciplines to meet program milestones.
What you'll need#
- Current enrollment in a Bachelor’s or Advanced degree program for Mechanical or Aerospace Engineering.
- Completion of at least 60 credit hours by the start of the internship.
- Experience with Naval systems operation, test, or troubleshooting.
- Knowledge of integration, verification, and validation planning documentation.
- Familiarity with Agile development, including project estimating and backlog management.
- Proficiency in C, C++, or Python and experience working in Linux environments.
- Background in DevSecOps, TDD, BDD, or automated test scripting and data analysis.
- Security+ certification.
Location & details#
- Location: St. Petersburg, Florida.
- Modality: On-site.
- Employment: Full-time.
- Compensation: Paid 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.



