John Sientz is a Senior Professional Services Engineer at NICE CXone, specializing in client implementations, proposal management, and consulting with over 25 years of experience in the contact center and business process outsourcing sectors. Previously, Sientz served as a Proposal Manager and Senior Business Manager at Convergys, where they managed complex BPO solutions and client relationships for Fortune Top 50 technology companies. They also held the position of Staff Implementation Manager at NICE inContact, responsible for new client implementations and customized support. Sientz began their career as a Manager at Packard Bell NEC, where they resolved customer issues and led a technical support team. Currently, Sientz is pursuing an A.B. in History and Government at Cornell University.
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