Modify STEP Drawings for Manufacturing

I need a skilled draftsman to tweak existing 2D and 3D STEP drawings. The final drawings will be used for manufacturing and need to be shop-ready for engineer review.

Key Requirements:
- Update material specifications: change of material type
- Adjust drawings based on various new material types (Aluminum, Stainless Steel, Plastic)

Ideal Skills and Experience:
- Proficiency in 2D and 3D CAD software
- Experience with STEP file modifications
- Strong understanding of engineering drawings and manufacturing processes
- Attention to detail and accuracy

Please provide samples of previous work. Looking forward to your bids!