Structural Calculations as per Australian standards

I am looking for a structural engineer who can provide calculations for a commercial building's roof as per Australian standards.

Ideal Skills and Experience:
- Strong knowledge of Australian building codes and standards
- Experience in calculating structural requirements for commercial buildings
- Proficiency in using structural analysis software
- Attention to detail and ability to ensure the roof meets all safety and stability requirements

Deliverables:
- Detailed calculations for the roof structure, including load calculations and material specifications
- Recommendations for any necessary reinforcements or modifications to ensure the roof's stability and safety

Note: The client will provide specific design requirements and preferences separately.