Telecom Engineer

Come Join Us! From apartments in New York to hospitals and stadiums in Dallas, libraries at prestigious universities to creating modern retail experiences, our teams contribute architectural glass and building products to projects that shape the way people live, work, heal, learn, and play. At OBE, the work of our employees truly matters. With over 6,500 employees, we operate more than 80 manufacturing and distribution facilities in five countries. You can see some of our favorite projects here . Start your journey with OBE and help us build the future. Position Summary The Telecom Engineer reports to the Director of Network Architecture and Engineering and is responsible for the leadership, administration, support, modernization, and operational management of enterprise voice, unified communications, contact center, and telecommunications services across Oldcastle BuildingEnvelope. This role operates within a provider-led delivery model while providing technical leadership, project oversight, and operational management of telecom services. The Telecom Engineer serves as the primary escalation point for telecom service providers, carriers, and technology partners, leading initiatives that improve service reliability, operational efficiency, user experience, and business continuity. The position is responsible for managing enterprise voice services, UCaaS and CCaaS platforms, SIP communications, carrier services, telecom modernization projects, and the migration of legacy voice platforms to cloud-based communication solutions, including 8x8. The Telecom Engineer partners closely with business and IT stakeholders to ensure telecommunications services remain secure, scalable, cost-effective, and aligned with organizational objectives. Key Responsibilities Telecom Strategy, Projects & Transformation Lead enterprise telecom initiatives including cloud voice migrations, carrier transitions, contact center deployments, and site telecommunications projects. Develop and manage project plans, timelines, budgets, resources, risk mitigation strategies, and stakeholder communications. Coordinate efforts between vendors, carriers, managed service providers, business leaders, and IT teams. Track project milestones, dependencies, risks, and operational readiness. Deliver executive-level project updates and recommendations. Drive modernization initiatives that improve reliability, scalability, user experience, and operational efficiency. Voice Platform Migration & Modernization Lead migration efforts from legacy PBX systems to cloud-based communication platforms. Manage migrations from Mitel, ShoreTel, and other voice platforms to OBE's cloud telecommunications platform and 8x8. Oversee number porting, dial plan migrations, cutover activities, testing, user acceptance, and deployment. Create migration runbooks, rollback plans, user communication strategies, and transition support plans. Ensure seamless adoption of new technologies with minimal business disruption. Unified Communications & Contact Center Management Administer, support, and optimize: 8x8 Microsoft Teams Voice Mitel/ShoreTel SIP-based Unified Communications platforms Cloud Contact Center (CCaaS) solutions Configure and support: Auto Attendants Call Queues Hunt Groups Dial Plans DID Services Emergency Calling Services Contact Center Workflows Partner with business leaders to enhance communication capabilities and customer experience. Voice Engineering & Telecom Infrastructure Provide technical leadership for enterprise SIP-based voice services. Design, implement, and troubleshoot: SIP Trunking RTP/SRTP Communications TLS Encryption Call Routing Policies Voice Survivability Solutions Collaborate with carriers and service providers to resolve complex telecom issues. Maintain expertise in VoIP technologies, voice architecture, and carrier interconnectivity. Design and optimize QoS policies for voice, video, and real-time communications. Analyze voice quality metrics including latenc…