As an Engineering Intern at OMCO, a MacLean-Fogg Company, you will apply what you are learning in the classroom to real manufacturing challenges. You will work alongside engineers, operators, quality professionals, and maintenance teams to understand how products are made and help improve the products and processes behind them.
You will take ownership of a meaningful engineering project with guidance from an experienced team. Depending on your assignment, you might investigate a quality issue, reduce scrap, improve a process, support automation, develop a design, or evaluate material performance. At the end of the program, you will present your project, results, and recommendations to facility leadership.
One application connects you with the engineering internship opportunities available at this manufacturing facility. Tell us which areas interest you in the application. We will consider your interests, skills, and experience alongside available projects and business needs.
Assignments vary by manufacturing facility and may include:
Not every area is available at every location. Your internship will focus on an assigned project or area; experience in all six areas is not expected.
Students at all college class levels are welcome to apply. Previous internship experience is not required.
These qualifications are helpful, but not required. We consider evidence from coursework, class projects, student organizations, and paid or volunteer work.
The physical demands below represent those required to perform the essential functions of this position, with or without reasonable accommodation.
Our hiring process includes an application, Criteria assessments, application and assessment review, a recruiter screen, and a 45-minute interview with the hiring team. Candidates selected for an offer receive a conditional offer followed by required pre-employment screening before hire.
This position requires a pre-employment drug screen after a conditional offer. Screening and employment decisions are administered consistent with applicable law.
MacLean-Fogg is a fourth-generation, family-owned American manufacturing company headquartered in Mundelein, Illinois. Founded in 1925, we design and manufacture engineered components and solutions for automotive and industrial markets.
Our portfolio includes MacLean-Fogg Component Solutions, OMCO, Mallard Manufacturing, and Threadstrong. Across our companies, we share a commitment to Safety, Integrity, People, Excellence, and Stewardship while investing in our people, manufacturing capabilities, customers, and communities.
MacLean-Fogg and its affiliated companies are equal opportunity employers. We provide equal employment opportunities to qualified applicants and employees without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, ancestry, age, disability, genetic information, military or veteran status, marital status, or any other characteristic protected by applicable law.
If you need a reasonable accommodation to apply, complete an assessment, or participate in the hiring process, contact careers@macleanfogg.com.

MacLean-Fogg is a fourth-generation, family-owned American manufacturing company headquartered in Mundelein, Illinois. Founded in 1925, the company designs and manufactures American-made engineered metal and plastic components and systems serving automotive, industrial equipment, material handling, renewable energy, construction, heavy equipment, and infrastructure markets.
With approximately 2,400 employees across U.S.-based manufacturing facilities, MacLean-Fogg works side-by-side with customers to turn requirements into manufacturable solutions through practical engineering, disciplined operations, and reliable delivery.
The company is led by President and CEO Duncan MacLean. His father and former CEO, Barry MacLean, serves as Chairman of the Board, continuing a century of family stewardship and reinvestment in American manufacturing.
MacLean-Fogg operates through a portfolio of specialized businesses. MacLean-Fogg Component Solutions provides engineered components through core process expertise including cold forming, cold extrusion, hot forging, warm forming, precision machining, automated assembly, and injection and insert molding, alongside fastener, plastic, and additive manufacturing solutions. Threadstrong serves the aftermarket and direct-to-consumer market with high-performance fasteners developed in partnership with MacLean-Fogg Component Solutions. OMCO expands structural and fabricated metal capability through Roll Forming Plus, OMCO Solar, and OMCO Fabrication. Mallard Manufacturing designs and produces engineered pallet flow and carton flow storage systems for manufacturing and distribution facilities.