New

Engineering Intern

Ducommun, Inc.

Mar 19, 2026
Engineering Intern Ducommun is seeking an Engineering Intern for summer 2026 to provide engineering support. 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 St. Croix Falls, WI offers a range of ammunition handling & delivery systems supporting the full spectrum of small and medium caliber weapons. Job Summary Manages all aspects of small projects with regular review by senior staff Development and prototype testing of ammunition handling systems Process ECOs (engineering change orders) and support engineering documentation Adhere to General Requirements of Team Members Performs other duties as required Required Skills and Qualifications 3D CAD Modeling and drawing skills required; Autodesk inventor preferred Troubleshooting and problem-solving ability Proficient in technical writing, good documentation skills; attention to detail is critical Ability to read and interpret engineering drawings Prior experience with an ISO or AS9100 environment is a plus Prior hands-on experience with hand tools and hardware preferred Prior experience on an engineer team (school or personal projects included) preferred Demonstrated analytical expertise including ability to plan, resolve problems effectively, and establish priorities Understanding of DOE (Design of Experiments) Working knowledge at an intermediate level of computer skills in Word, Excel, PowerPoint Ability to communicate with customers and project company image Ability to handle multiple tasks Required Experience and Education Upper-level or Graduate student studying Mechanical Engineering, Aerospace Engineering, or similar from an accredited College or University Must be continuing education post internship ITAR/EAR Compliance: This position requires access to export-controlled information and/or hardware, and candidates must be U.S. Persons that comply with all U.S. Export control laws and regulation. As such, U.S. citizenship, U.S. lawful permanent resident status, protected person status under 8 U.S.C. 1324b(a)(3), or the ability to meet ITAR and EAR requirements is required. Equal Opportunity Employer Veterans/Disabled 1105 E Pine St St Croix Falls, Wisconsin, 54024 United States