Required 3D Design,3D Modeling,AutoCAD freelancer for Industrial Certifications needed- looking for mechanical design company job

we have a wearable product on the face and looking for the following certifications. we need an add-on that can pass these certs.

1. ANSI Z87.1 dustproof and splash proof certification
2. ATEX Zone 1 & IECEx Zone1 & CSA Class1-Div1 . Safe to use in potentially explosive environments.
3. IP66 Waterproof & Dustproof
4. Drop proof- 2 meter drop onto concrete from any angle.

Skills & Expertise Required

3D Design 3D Modeling AutoCAD