The Principal Network Engineer will use their experience and knowledge of principles, theories, and concepts of Session Border Controllers (SBC) and routing and switching technologies to create world-class network design for external F500 customers seeking network transformation. You will work directly with the customer, build trust with stakeholders, and own the design process as a network engineering subject matter expert. You will work closely with Verizon and Customer Operations, project management, and engineering teams to ensure the customer's requirements are met. In addition, you will provide technological vision for network transformation, serve as the engineering team lead back into Verizon, and ensure information is flowing to engineering resources assigned to the project.