The Sales Engineer is the technical subject matter expert (SME) supporting an Enterprise Account team with a focus on Ethernet Services, Dedicated Internet Access (DIA), and Private Networking Solutions. This role will also support Voice solutions, including Digital Trunking, Hosted Voice, Unified Communications (UC), and SD-WAN. The Sales Engineer will provide consultative pre-sales technical support, working on account teams to develop proposals and recommend solutions to meet customer business requirements. The Sales Engineer position is a hybrid position, able to report to the Arlington, MA office as needed.