Principal Unified Communications Integration Engineer

Comcast•Philadelphia, PA

About The Position

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.) Job Summary This role is responsible for designing and deploying tailored voice solutions based on customer-provided requirements. The ideal candidate will have a strong background in VoIP technologies and systems integration, with the ability to build custom interfaces between voice platforms and customer systems, data sources, or SaaS applications. This position requires a blend of technical expertise, problem-solving skills, and a collaborative mindset to deliver seamless, scalable, and secure voice integrations. Overview Job Description

Requirements

Experience with voice platforms, PBX systems, and SIP trunking
Strong understanding of VoIP technologies and protocols: SIP, RTP, SDP, TLS
Extensive experience with REST APIs, webhooks, and common SaaS connectors (Salesforce, ServiceNow, SAML/OIDC)
Familiarity with SQL and database technologies
Experience with security protocols protecting data in transit and at rest
Experience with scripting or programming languages (e.g. JavaScript, Bash)
Solid knowledge of Linux systems and command-line tools
Understanding of LAN/WAN technologies including Ethernet, VLANs, and routing
Experience with packet analyzers and diagnostic tools
Ability to document architectural designs using diagrams and workflows
Ability to manage projects independently and deliver high-quality solutions with minimal oversight
Strong analytical and problem-solving abilities in complex environments
Excellent communication skills for technical documentation, incident reporting, and customer interaction
Ability to manage customer expectations and drive a superior customer experience
Team-oriented with a professional demeanor and adaptability under pressure
Bachelor’s degree in Computer Science, Information Systems, or a related field—or equivalent work experience
3+ years of experience in VoIP systems engineering or voice application development
Experience with systems integration and API-based development in enterprise environments
Linux Bash Shell
RESTful APIs
Scripting
SIP Trunking
System Integration
VoIP Solutions

Responsibilities

Analyze customer requirements and design customized voice solutions to meet business needs
Develop and deploy integrations between voice platforms and customer systems, including databases, APIs, and SaaS applications
Collaborate with internal teams and external stakeholders to ensure successful implementation and support
Troubleshoot and resolve integration issues across voice and data environments
Document integration architecture, workflows, and deployment procedures
Contribute to continuous improvement of integration frameworks and best practices

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