
Gary M. Koenig
Precision Engineering from Concept to Production
Skills

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Work experience
Freelancer.com
Freelance • 7 yrs 8 mos
Senior Mechanical Design Engineer
Feb 2020 - Nov 2024 • 4 yrs 9 mos
Designed manufacturing-ready mechanical products and assemblies for clients across multiple industries. Developed 3D CAD models, technical drawings, and DFM solutions that reduced production costs. Created injection mold designs and optimized products for mass production. Successfully delivered 100+ engineering design projects from concept to prototype.
Electronics & PCB Design Engineer
Apr 2021 - Mar 2024 • 2 yrs 11 mos
Designed PCB schematics and multilayer PCB layouts for embedded and IoT applications. Developed ESP32 and Arduino-based firmware for connected devices. Created complete electronics solutions from concept, schematic design, PCB layout, and prototyping. Delivered reliable PCB designs optimized for manufacturing and assembly.