Perform budget, finance, contracting, acquisition, procurement, and purchasing functions for contract management. Analyze contracts, inter-agency agreements, cooperative agreements, and highly for content, clauses and definition of outstanding contractual matters in direct relation to requirements at the initial stages of all project. Collect, develop, and approve documentation relating to events justifying delays and added expenses to customer. Establish articulate and close relations with the customer, in view of claims for time extensions, greater expenses for reasons beyond the control of the company. Provide general contract support and negotiations in areas of customer interface for all contractual correspondence and contacts. Review and approve correspondence to assure compliance with customer, contractor and corporate obligations/ requirements. Maintain contract files and database on contracts and projects. Provide pre-proposal and proposal preparation support, to include prepare negotiation documents. Approve and assure invoices and payments are accurate and processed on time. Assist Acquisition, Finance, and Budget Director on business development requirements by developing market surveys, cost estimates, analysis of alternative, determination and findings, and any other relevant documents needed for processing. Coordinate and perform contract close-out actions, maintain a close working relationship with Financial Analysts. Serve as the Purchasing manager.