Lincoln Electric

Mechanical Engineering Intern, Summer 2026

Lincoln Electric

internship

Posted on:

Location Type: Office

Location: Michigan City • Missouri • United States

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Job Level

Entry Level

About the role

  • 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.

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.
  • 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
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
CADFEA3D printinglaser cuttingvoltage loggingcurrent loggingtemperature loggingpressure transducerstachometersthermocouples
Soft Skills
strong verbal communicationstrong written communicationability to work in fast-paced environmentability to meet deadlinesability to read technical drawingsability to interpret schematics
Certifications
Bachelor's degree in Mechanical Engineering