Performs as an individual contributor with a primary role for complex and critical tax services completing assignments, tax operation tasks, reviews, and examining systems data or information implementing procedures and administrative steps for a recognized complex and more difficult combination of assignments or subject matters determined essential to tax operations; Analyses and initiates action to address the various ad valorem and non-ad valorem transactions for one or more well-defined tax operations, programs, support systems, or overall tax reporting activity on a combination of regular, highly complex, and advanced assignments, for example, establishes tax operations templates and procedures, makes exception system corrections, or completes operations-wide analysis and tax roll loading reconciliations related to corrections for tax records and resources; Works with Property Appraiser''''s office, vendor, and other Tax Collector departments by reviewing and creating millage rates, new taxing districts and exemptions to ensure the tax roll is accurate and collection opens timely based on Florida Statute requirements; Responsible for advising and guiding lower level staff on the use of tax technologies and approaches to ensure the development and delivery of effective solutions to meet business objectives and works in close consultation and collaboration with key team members and business stakeholders (such as, vendors, department managers, taxing authorities, other county departments, Department of Revenue, etc.) and will be required to both gather and translate business requirements into solutions, as well as manage delivery to agreed schedules; Responsible for preparing and filing annual tax notices, quarterly tax notices, reminder notices, delinquent notices, warning letters and certified court hearing notices; Ensure advertisement data is complete and accurate and advertised in the manner as required by Florida Statute requirements for public notice of the tax roll opening, tax certificate auction for unpaid real estate taxes and warrant hearing for unpaid tangible taxes (delinquent accounts); Identifies, documents, tracks, analyses, and reports on litigation cases involving contested assessments, foreclosures, and forfeitures - making necessary or required changes to the tax roll and collection of funds; Issues flag on all accounts in tax system to ensure collection efforts are halted due to Bankruptcy Court requirements to the automatic stay set by the court; Performs open/close functions of the office and audit process including quality verification of work. Performs tax operations-initiated research and special projects; Reviews and monitors county and state legislation requirements and prepares organization for any pending affected changes; Advanced knowledge of investigative principles and techniques, including investigation and definition of problem areas, conducting studies, prepares reports recommending solutions or course of action; Works with taxing authorities on interlocal agreements regarding non-ad valorem assessments; Maintains, administers, and operates TaxSys and other tax relational data processing systems, data entry, and retrieval for both routine and highly specialized tax operations; Analyzes and verifies daily reports, researches, and resolves problems; Oversees the collection and receipt of funds under Florida Statutes, rules, and regulations; Oversees and assists others processing and creation of homestead bills, monitor status of file, and work with the Clerk of Court in final resolution; Provides technical supervision to staff maintaining and compiling computer-generated spreadsheets, tracking performance, and auditing daily work; Performs and/or assists in the daily office operations, other reports, reconciling TaxSys, may fill in for supervisory or managerial staff in their absence, when assigned, and performs special administrative projects; Performs other related job duties as assigned.