
Marco Naumann
Pro in Product Design, 3D CAD, Mechanical Design, CNC, 3D Printing, Prototyping
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Senior Mechanical CAD & Product Design Engineer
Freelancing Career • Freelance
Mar 2015 - Present • 11 yrs 6 mos
• Successfully completed 3,000+ product design and CAD projects for startups, inventors, manufacturers, engineers, and businesses worldwide. • Developed mechanical and industrial products from initial concepts, sketches, images, and specifications into accurate, functional, manufacturing-ready 3D CAD models. • Designed complex mechanical parts, assemblies, enclosures, consumer products, CNC components, sheet-metal parts, prototypes, and custom product solutions. • Created production-ready CAD using SolidWorks, Fusion 360, and AutoCAD, including STEP, STL, DWG, DXF, PDF, and native CAD files. • Applied Design for Manufacturing (DFM) and Design for Assembly (DFA) principles for CNC machining, 3D printing, injection molding, sheet-metal fabrication, and prototyping. • Produced detailed technical and engineering drawings with dimensions, tolerances, material specifications, and manufacturing information. • Solved challenging design issues involving component fit, clearances, tolerances, assembly, manufacturability, and production requirements. • Provided reverse engineering, CAD modifications, product optimization, realistic product rendering, and prototype-ready solutions. • Maintained a strong focus on precision, functionality, manufacturability, clear communication, and reliable delivery throughout every project.