Engineered Drawing for Residential Steel Trusses

I need an engineer to create drawings for steel trusses for a residential building. The design will be based on a standard design.

Ideal skills and experience for the job include:
- Proficiency in structural engineering, particularly with steel
- Experience in designing trusses for residential buildings
- Ability to make minor modifications to standard designs

Specific tasks will include:
- Adjusting dimensions of the standard design
- Changing material specifications as per requirements
- Adding extra support elements to ensure structural integrity