Scaled Architectural Site Plan

I need a 2D architectural site plan to scale. The drawing should depict a concrete pad with drainage features.

I am sorry for the very primitive drawing this is of course why I need a person with these expertise

Requirements:
- Accurate to scale
- Detail-oriented
- Proficiency in architectural drawing software

Ideal Skills and Experience:
- Background in architecture or engineering
- Experience with site plans
- Attention to detail and precision