Construction Specification Writer

I require a construction specification writer. Writer must have had prior experience writing construction specifications in Master Format. Writer must have specification drafts available for fast deliverables. I have attached the Master Format and a sample construction specification. Writer must be able to acquire material specifications from suppliers.

Specifications Required:
1. General Requirements
Division 02 - Existing Conditions
Division 03 - Concrete
Division 07 - Thermal and Moisture Protection
Division 09 - Openings
Division 21 - Fire Suppression
Division 22 - Plumbing
Division 26 - Electrical
Division 31 - Earth Work
Division 32 - Exterior Improvements
Division 33 - Utilities