Phone system Hybrid Replacement Services

The buyer requires phone system hybrid replacement services supporting up to five office locations with an offsite performance model. The requested solution must feature a hybrid deployment model, provide greenfield and coexisting strategies, and support a contact center for 30 agents that scales to 50 agents with approximately 350 calls per day. Additionally, the system must handle up to 300 peak outbound concurrent calls, support geographically redundant SIP/VoIP connectivity across a minimum of two carrier uplink locations, and maintain a target availability of 99.999% uptime. Only USA onshore organizations are eligible to bid on this opportunity. Applicants must submit their proposals digitally via email or online, and they must send all questions no later than October 22, 2026.