Specialized experience for this position includes: Experience with relevant tax laws, rules, and regulations which may include individual and business tax law, collection techniques and enforcement, actions, regulations, practices, tax forms, notices, bills, and other documents to manage sensitive case problems; Experience identifying the nature and scope of problems or issues, making appropriate adjustments to accounts, and advising taxpayers of options available for meeting tax obligations; updating and adjusting accounts to resolve taxpayer's inquiries. You must also meet the following requirement(s): TIME AFTER COMPETITIVE APPOINTMENT (TACA): By the closing date (or if this is an open continuous announcement, by the cut-off date) specified in this job announcement, current civilian employees must have completed at least 90 days of federal civilian service since their latest non-temporary appointment from a competitive referral certificate, known as time after competitive appointment.