Primus Professional Services (PPS) provides telecom specific services in the areas of network engineering, network operations (NOC), wholesale traffic management, LD, LNP, number management, network routing, fraud & revenue assurance, sales support, finance & accounting (billing, AP, AR, GL, CoS), and telecom focussed IT services. PPS is part of McLean, Virginia based Primus Telecommunications Group Inc. Primus is a $800M+, facilities-based integrated global communications services provider offering international and domestic voice, VoIP, internet, wireless, data and hosting services to business and residential retail customers as well as other carriers located primarily in the US, Canada, Australia, Brazil, UK and Western Europe.