Manufacturing Intern

Ducommun
Ducommun

Posted on Jun 21, 2026
Manufacturing Intern Magnetic Seal has an opportunity for a Manufacturing Intern to join our team! This will be an onsite internship in Warren, Rhode Island. Who are we? Founded in 1849, Ducommun is the oldest company in California. Starting as a hardware supply store during the California Gold Rush and eventually assisted in the birth of the aerospace industry in Southern California by providing aircraft aluminum to early aerospace pioneers like Lindbergh, Douglas and Lockheed. Today Ducommun is a global provider of innovative manufacturing solutions for customers in the aerospace, defense and industrial markets. We specialize in electronic and structural systems, producing complex products and components for commercial aircraft platforms, mission-critical military and space programs, and sophisticated industrial applications. Our Facility in Warren, RI is responsible for engineering and manufacturing some of the world’s most advanced sealing solutions. Why Ducommun? Excellent company culture – as recognized by Newsweek’s Top 100 Most Loved Workplaces Clean and climate controlled working environment Opportunity for career growth Candidates will learn: • Introduction to GD T, print interpretation and machining practices as they apply to MagSeal. • Introduction in how to set up and operate different types of machinery throughout the facility to include grinding machines, lapping machines and CNC equipment. • Introduction to quality at the source process. • Gauge Usage such height gauges, OD Box Gauge, Federal Gauges, etc. • Metrology Equipment: Use of micrometers and calipers. • Learn the Manufacturing Process and understand how the manufacturing floor flows and operates. • Working with tight tolerances within .0005” • Lean and 6S methodology and input. • Introduction to AS9100 and the process within the Quality Management System. • Materials Used – 300/400 Series Stainless Steel, Aluminum, 42 Alloy, Alnico-5. A typical day would be setup, operate, and complete quality at the source following part drawings. There would be an introduction and general understanding of each part and where it falls into the final assembly.