Specialized experience for this position includes: Experience with Automated Collection System (ACS) telephone program, Individual Master File (IMF)and Business Master File (BMF); Experience on ACS, IDRS, AMS, SERP, IAT tools and IRM 21; 5.19; Experience in written communication (i.e., writing summaries, reports and/or feedback for quality review; Experience with computer applications (i.e., Excel, Word, PowerPoint) to create, manipulate and/or present information; Experience with Contact Recording and performing reviews via EQRS/NQRS, and the rebuttal process; OR. 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.