About the role#
This is a mechanical engineering co-op position for students enrolled in the Grand Valley State University Padnos College of Engineering. You will work with our engineering team, in-house machine shop, and plant operations to design and improve scrap processing equipment. This role focuses on mechanical design and research and development for systems like shredders, balers, and conveyors. You will follow a three-semester program where responsibilities grow from learning shop fundamentals to leading your own design projects.
What you'll do#
- Create 3D part models, assemblies, and 2D fabrication drawings in SolidWorks.
- Design new machinery, components, and subassemblies for scrap processing.
- Perform engineering calculations to validate designs.
- Maintain organized CAD files, revision control, and bills of materials.
- Support R&D projects from concept through prototype and testing.
- Build, install, and test prototypes alongside machine shop and millwright crews.
- Research new processing technologies, materials, and equipment.
- Help prepare project scopes, equipment specifications, and vendor quotes.
- Field-measure and reverse engineer existing equipment.
- Analyze production, downtime, and wear data to identify improvements.
- Redesign components to improve throughput, metal recovery, and safety.
- Perform root-cause analysis on equipment failures.
- Support installation and commissioning of equipment.
- Collaborate with maintenance, operations, and EHS teams.
What you'll need#
- Enrollment in the GVSU Padnos College of Engineering Mechanical Engineering program in good academic standing.
- Completion of the Engineering Professionalism course and approval from PCE to accept a co-op offer.
- Availability for three alternating semesters at 40 hours per week or six consecutive semesters at 20 hours per week.
- Working knowledge of 3D CAD software like SolidWorks.
- Coursework or strong interest in machine design, statics, mechanics of materials, and manufacturing processes.
- Strong mechanical aptitude and hands-on problem-solving skills.
- Comfort working in an industrial or manufacturing plant environment.
- Strong communication, teamwork, and documentation skills.
- Hands-on build experience is preferred.
Location & details#
- This role is based in Grand Rapids, Michigan.
- This is an on-site, full-time, paid position.
- You will split time between an engineering office and an industrial recycling plant.
- You must wear required PPE at all times on the plant floor, including safety glasses, hearing protection, and steel-toe boots.
- You must be able to walk and stand for extended periods, climb stairs or ladders, and occasionally lift 25-50 lbs.
About PADNOS
PADNOS is a family-owned recycling business founded in 1905. Based in Holland, Michigan, the company manages scrap and recycling programs for industrial and commercial clients. It operates 23 recycling centers across Michigan and Indiana. The firm processes materials including paper, plastics, and various metals.
How to get in at PADNOS
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