Knowledge of:Advanced knowledge of the technical and/or professional field of study required by specific assigned projects; principles and practices of project management; principles of supervision, motivation, team building, training, and conflict resolution; the general principles of accounting and budget management; English usage, spelling, grammar, and punctuation; modern office practices, methods, and computer equipment and applications commonly used software for spreadsheets, word processing, and presentation at the intermediate level of proficiency, as well as specific software required for assigned projects at the advanced level of proficiency; techniques for providing a high level of customer service by effectively working with the public, vendors, contractors, and District staff. Leads, or participates in the negotiation, implementation, and administration of professional services agreements, Evaluates and recommends professional consulting services for assigned projects; develops and disseminates Requests for Proposals (RFPs), Request for Qualifications (RFQs) and Invitation For Bids (IFBs) and develops proposal evaluation criteria; assists in the negotiation, preparation and administration of professional services and contracts; recommends and prepares amendments to professional services contracts.