Duties, Functions and Responsibilities Essential duties and functions, pursuant to the Americans with Disabilities Act, may include the following. Other related duties may be assigned. Performs source selection and contract formation services including occasional informal solicitations such as Requests for Quotations (RFQ), issues purchase orders and single transaction contracts under the State’s formal threshold, participates under and leads cooperative contracts. Performs all formal solicitations above the formal threshold including Invitations for Bids (IFB), Requests for Proposals (RFP), and Requests for Qualifications (RFQS); solicitations for Citywide, revenue-generating, and concessions contracts; and solicitations for construction and construction-related professional services including alternative delivery methods. Performs contract management and contract administration services including order monitoring for delivery orders, purchase orders, and single transaction contracts; contract compliance monitoring for project contracts and term master agreements; and contract administration services for assigned contracts. Performs advisory and technical support services to assigned department customers, current and prospective contractors, and members of the public on a variety of procurement activities including procurement cards; delivery orders; purchase orders; informal source selection processes; all formal source selection processes; construction and construction-related professional services including alternative delivery methods, master agreements, order monitoring, participating under and leading cooperative contracts, contract management, contract administration, and category management. Performs category management of one or more groups of similar and/or related contracts as assigned; develops and maintains product, service, and contractual expertise within assigned categories; develops and maintains market intelligence within assigned categories; develops and executes strategic category plans; and develops and presents reports on the performance of category plans. Performs, as necessary, customer management for one or more departments as assigned; develops and maintains business, operational, and contractual dependencies of assigned departments; maintains effective working relationships with management, staff, and key stakeholders of assigned departments; leads or assists in the development of departmental procurement plans; monitors and reports on the performance of departmental procurement plans. Responsibilities- Supervision and/or Leadership Exercised: Performs a lead role in one or more projects and/or programs as assigned.