Five (5) years computer system operations, installation, maintenance and troubleshooting experience in providing support services that involve relational databases, property appraisal, real estate, construction, and development, exposure to various Ad Valorem Appraisal functions in an Assessor's Office, college level appraisal and/or real estate courses; exposure to software programs and database management evidenced by application and processing of data and/or certification, or education; or equivalent combination of education, training and experience.