Voice Platform Engineer

Comcast•Englewood, CO

3d•Onsite

About The Position

Comcast Voice Platform Operations is responsible for the stability, performance, and evolution of the voice platforms that support residential, wholesale, syndication, enterprise, and partner services. The team manages critical IMS infrastructure, voice routing platforms, and carrier interconnections that enable reliable voice communications across the Comcast ecosystem. The Voice Platform Engineer (Engineer 2) supports the operational health, performance, and continuous improvement of Comcast's voice platform infrastructure. This role works across SIP peering interconnects, IMS platforms, Session Border Controllers (SBCs), and related voice network technologies to ensure reliable connectivity between Comcast and external carrier, wholesale, syndication, and enterprise partners. The position collaborates with engineering, operations, vendors, and external partners to troubleshoot issues, implement network changes, improve service reliability, and support the introduction of new capabilities.

Requirements

Bachelor's degree in Engineering, Computer Science, Telecommunications, Information Technology, or a related technical field; or equivalent combination of education and experience.
2+ years of experience supporting telecommunications networks, VoIP platforms, IP network infrastructure, production systems, or large-scale operational environments.
Experience troubleshooting technical issues and driving problem resolution in operational or production environments.
Working knowledge of networking fundamentals, including TCP/IP, DNS, routing concepts, and network troubleshooting methodologies.
Ability to analyze technical issues, identify contributing factors, document findings, and support resolution activities.
Strong communication and collaboration skills, with the ability to work effectively across technical teams, vendors, and business stakeholders.
Ability to manage multiple priorities in a fast-paced operational environment supporting critical services.
Legally authorized to work in the United States and not require sponsorship for employment now or in the future.

Nice To Haves

Experience supporting SIP, IMS, VoIP, Unified Communications, or carrier networking platforms.
Knowledge of SIP, SDP, RTP, TLS, DNS, ENUM, and related voice technologies.
Familiarity with Session Border Controllers (SBCs), BGCFs, voice routing platforms, or carrier interconnect environments.
Experience using packet analysis and troubleshooting tools such as Wireshark or similar tools.
Experience with Linux systems, scripting, or operational automation.
Exposure to incident management, service restoration, and root cause analysis processes.
Understanding of carrier peering, telecommunications operations, wholesale voice services, or voice service delivery models.
Ability to identify opportunities for process improvement, documentation enhancement, and operational automation.

Responsibilities

Support the operation and maintenance of SIP peering interconnects and voice edge infrastructure, including SBCs, BGCFs, and related routing platforms.
Monitor, troubleshoot, and resolve SIP signaling, call routing, and interoperability issues impacting voice services.
Participate in incident response, outage restoration, root cause analysis, and service improvement initiatives.
Coordinate with internal teams, external carriers, vendors, and technology partners to maintain service performance and reliability.
Assist with testing, validation, and implementation of network and platform changes.
Develop and maintain technical documentation, operational procedures, and support runbooks.
Analyze system performance and recommend improvements to enhance platform stability and operational efficiency.
Contribute to automation and process improvement initiatives that streamline operations and improve reliability.
Support the onboarding and integration of new partners, services, and interconnects.
Collaborate across engineering, product, operations, and vendor teams to deliver new capabilities and improve service quality.
Consistent exercise of independent judgment and discretion in matters of significance.
Regular, consistent and punctual attendance.
Other duties and responsibilities as assigned.