Structural Certification for Snowmobile Shed

I need a professional to provide call outs and structurally certify a snowmobile shed (12x20) at 7200 feet elevation in Calaveras County.

Requirements:
- Basic plans provided, but drafting expertise is needed.
- Focus on snow load capacity for structural certification.
- Primary material for construction is wood.
- gable roof with engineered trusses
- cement stem wall

Ideal Skills and Experience:
- Structural engineering background.
- Experience with drafting and elevation-specific building.
- Familiarity with snow load requirements and wood construction.

Please include your qualifications and relevant experience in your bid.