Composite Engineering Intern - Fall 2026

LiquidPiston • Suffield, CT

12d • Onsite

About The Position

LiquidPiston is seeking a Composite Engineering Intern for Fall 2026. This is a hands-on, paid, full-time internship opportunity where you will work alongside experienced engineers and technicians on real-world composite components for advanced propulsion technology. The role involves designing, building, fabricating, troubleshooting, and testing composite hardware in a fast-paced R&D environment. The company, LiquidPiston, develops innovative rotary engines for aerospace, defense, and commercial applications, focusing on compact, lightweight, high power density, and efficient engine technology.

Requirements

• Currently pursuing a Bachelor's or Master's degree in Mechanical Engineering, Materials Engineering, Aerospace Engineering, Manufacturing Engineering, or a related field.
• Hands-on experience with composite materials.
• Familiarity with carbon fiber, fiberglass, epoxy systems, prepreg, wet layup, or similar composite processes.
• Ability to read and understand engineering drawings.
• Strong mechanical aptitude and willingness to work hands-on in a lab or manufacturing environment.
• Strong problem-solving and analytical skills.
• Ability to work independently while also collaborating effectively with engineers and technicians.
• Strong attention to detail and commitment to producing high-quality work.
• Must be comfortable working onsite and performing hands-on engineering tasks.

Nice To Haves

• Familiarity with CAD software is preferred.

Responsibilities

• Assist with the design and development of composite components and structures.
• Support composite part fabrication, layup, trimming, bonding, and finishing.
• Assist with tooling and fixture development for composite manufacturing.
• Support prototype builds and engineering development projects.
• Help troubleshoot manufacturing and design issues and identify potential solutions.
• Assist with dimensional inspection and evaluation of composite components.
• Support material selection and documentation for composite applications.
• Participate in testing and evaluation of composite components and assemblies.
• Create and update engineering documentation, drawings, work instructions, and build documentation.
• Work closely with engineers and technicians to improve manufacturing processes and part quality.
• Maintain organized records of fabrication, testing, and engineering activities.
• Support other engineering and hands-on development activities as needed.

Benefits

• Paid internship

What This Job Offers

• Job Type: Full-time
• Career Level: Intern