One Inc is seeking a Business Systems Administrator focused on VoIP and enterprise communication platforms. You will administer SIP-based and cloud PBX systems, manage user provisioning, call routing, and IVR configurations, and ensure high availability of voice services for the business. You will collaborate with IT, network engineering, and business teams to optimize communications, support integrations with CRM/ticketing systems, and participate in deployments and on-call coverage to meet #J-18808-Ljbffr
📌 Remote VoIP (Valladolid)
🏢 One
📍 Valladolid
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