About the role#
LiquidPiston is hiring a Composite Engineering Intern for the Fall 2026 term. This is a full-time, on-site role based in Suffield, Connecticut. You will work alongside engineers and technicians to support the design, fabrication, and testing of composite components for advanced propulsion technology.
What you'll do#
- Assist with the design and development of composite components and structures.
- Support composite part fabrication, including layup, trimming, bonding, and finishing.
- Develop tooling and fixtures for manufacturing processes.
- Troubleshoot design and manufacturing issues to identify solutions.
- Participate in the testing and evaluation of composite assemblies.
- Create and update engineering documentation, drawings, and work instructions.
- Maintain records of fabrication, testing, and development activities.
What you'll need#
- Currently pursuing a Bachelor's or Master's degree in Mechanical, Materials, Aerospace, or Manufacturing Engineering.
- Hands-on experience working with composite materials.
- Familiarity with carbon fiber, fiberglass, epoxy systems, prepreg, or wet layup processes.
- Ability to read and interpret engineering drawings.
- Strong mechanical aptitude and a willingness to work in a lab or manufacturing environment.
- Proficiency in CAD software is preferred.
Location & details#
- Location: Suffield, Connecticut.
- Term: Fall 2026.
- Modality: On-site.
- Employment: Full-time internship.
- Compensation: Paid position.
About LiquidPiston
LiquidPiston develops rotary engines based on a patented thermodynamic cycle. The company focuses on engine architecture that addresses efficiency, weight, and size. It operates out of Bloomfield, CT. The team consists of 11 to 50 employees.
How to get in at LiquidPiston
Landing an internship at LiquidPiston requires speed because early applicants often get seen before the pile grows. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you can apply among the first. This helps you stay ahead of the typical application queue. You can also improve your response rates by reaching out to the recruiters directly. Intern Insider surfaces the recruiters behind the company roles, allowing you to ask about the position or a referral. This direct approach often works better than relying solely on an automated submission.



