CAD House Plan Revisions -- 2

I need a skilled CAD designer to make structural changes to my residential house plan. I have detailed drawings available.

Existing CAD Drawing
- bungalow with attached garage and approx 2000 sq ft of lived space
- location is Nova Scotia Canada
Required Revisions:
- Walls
- Roof
- Foundation

Ideal Skills and Experience:
- Proficiency in CAD software
- Experience with residential structural design
- Ability to interpret and modify existing CAD detailed drawings

Please provide a portfolio showcasing relevant work.