• Evaluate and review of the proposals, and preparation of comparative assessment of Subcontractors/Main Suppliers.
• Collect and Assist the Documents including Pre-Qualifications, Material Submittal, etc. of separate Contractors, Vendors and Suppliers.
• Scope of work Identification and responsibility matrix for Sub-Contract Agreements. 
• Preparations of sub-contract agreements.
• Studies the sub-contractor / suppliers' payments and variations.
• Review and evaluate claims submitted by sub-contractors’ companies
• Ensure all the time-barred registration and documentation, such as Warranties, Bonds, Insurances, guaranties are in place and maintained and updated in accordance with the contract and are in compliance with the contract requirements.
• Provides assistance to Commercial Manager / Contracts Manager on contractual issues while evaluating variation orders and IPCs
• Preparations of BOQ and quantity take off.
• Ability to prepare and analyze unit rate breakdown.
• Preparations of Main Interim Payment Certificates with the supporting documents with follow-up.
• Assists in the preparation of the commercial part of claims and reports
• Prepare cash flow for the required due payments of suppliers and subcontractors.
• Any other duties according to the nature of the main job