Mechanical Engineering Summer 2026 Internship (Michigan City, IN)

Lincoln Electric•Michigan City, IN

About The Position

Lincoln Electric is the world leader in the engineering, design, and manufacturing of advanced arc welding solutions, automated joining, assembly and cutting systems, plasma and oxy-fuel cutting equipment, and has a leading global position in brazing and soldering alloys. Lincoln is recognized as the Welding Expert™ for its leading materials science, software development, automation engineering, and application expertise, which advance customers' fabrication capabilities to help them build a better world. Headquartered in Cleveland, Ohio, Lincoln Electric is a $4.2B publicly traded company (NASDAQ:LECO) with over 12,000 employees around the world, with operations in 71 manufacturing and automation system integration locations across 21 countries and maintains a worldwide network of distributors and sales offices serving customers in over 160 countries. Are You the Missing Linc?Vanair, a Lincoln Electric Company in Michigan City, IN is looking for bright, driven engineering individuals to join our Engineering Summer Internship—designed to connect your academic foundation with real-world, hands-on experience. As a participant, you’ll Be the Linc between your education and a future in advanced manufacturing, innovation, and engineering leadership.What Sets Us Apart LincPal Program: Get paired with a Lincoln Electric employee to guide your experience. Professional Development: Frequent workshops and leadership exposure. Networking & Culture: Participate in social events, National Intern Day, and community service. Career Pathway: Those eligible may be considered for full-time opportunities. Overview of the ProgramVanair’s Engineering Internship offers individuals the chance to apply their academic knowledge in real-world settings at locations across the U.S. Participants work on meaningful projects in areas such as automation, manufacturing, R&D, and more, gaining valuable hands-on experience. The program includes technical training, mentorship, and professional development opportunities like presentations and leadership-led learning sessions. It’s a great way to build skills, grow your network, and explore a future career in engineering.

Requirements

Currently pursuing or having already achieved a bachelor's degree in engineering
Eligible to work in the U.S. on a full-time, permanent basis without sponsorship.

Nice To Haves

A Mechanical Engineering degree
Minimum overall GPA of 3.0
Interest in working in a manufacturing environment
Ability to read and interpret technical drawings and schematics
Strong verbal and written communication skills
Ability to work in a fast-paced, deadline-driven environment

Responsibilities

Evaluate and redesign 330D tooling to improve line efficiency, ergonomics, repeatability, and station throughput.
Perform time‑motion studies, benchmark station layouts, and measure cycle‑time improvements.
Create CAD updates to tooling and run FEA checks when applicable.
Prototype tooling modifications using 3D printing or laser‑cut parts and validate improvements.
Support solar testing by setting up solar simulators or outdoor rigs and running controlled test sequences.
Instrument devices for voltage, current, and temperature logging and analyze energy‑harvesting performance.
Assist with 12V reciprocating compressor testing, including teardown, tolerance measurements, and performance curve characterization.
Set up test benches with pressure transducers, tachometers, and thermocouples and conduct NVH baseline measurements.
Participate in high‑current jumpstarting software reviews, analyzing protection logic, thermal effects, and current pathways.
Create block diagrams, perform failure‑mode analysis, and support bench testing for system safety validation.