About the role#
This internship focuses on process engineering for development engines. You will work on-site in Middletown, Connecticut, during the Summer 2027 term. This is a full-time, paid position. Please note that U.S. citizenship is required for this role.
What you'll do#
- Write and approve Assembly Process Instructions to satisfy validation and certification requirements for military and commercial development engines.
- Work directly on the assembly floor to implement instructions and troubleshoot issues that prevent engine builds.
- Develop and implement new processes to ensure production readiness.
- Review Bills of Materials to find necessary changes to engineering definitions or work instructions.
- Focus on improving your technical proficiency throughout the internship.
What you'll need#
- You must be pursuing a Bachelor’s or advanced degree in Mechanical Engineering or a related STEM major.
- You must be a rising junior or senior with at least 60 credit hours completed by the start of the internship.
- A GPA of 3.0 or higher is required.
- You must be actively enrolled through the end of the internship session.
- We prefer candidates with experience reviewing and approving assembly work instructions or engineering product definitions.
- Proficiency in Teamcenter, NX, Solumina, and SAP is preferred.
- Prior experience with RTX through an internship, co-op, or other work is a plus.
Location & details#
- Location: Middletown, Connecticut.
- Work Modality: This is an on-site role requiring you to work from the assigned facility.
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.



