Engineer 5, Product Development Engineering - Principal Network Engineer

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

The Network Architecture & Advanced Technology Engineer is responsible for researching, designing, planning, developing, and evaluating advanced technologies that translate customer requirements and strategic business objectives into innovative product designs. This role partners closely with engineering, marketing, customer service, product management, and cross-functional technical teams to develop detailed designs, project plans, and successful product launches for large-scale network environments.

Job Description

• Lead network architecture and design efforts across large-scale service provider environments, including Commercial Edge, Backbone, Transit (Metro and Backbone), and CORE networks.
• Research, evaluate, and develop state-of-the-art technology solutions that support long-term business strategy and operational excellence.
• Collaborate with cross-functional teams, joint ventures, third-party vendors, and Product and Marketing teams to deliver high‑quality products on schedule that meet defined requirements.
• Participate in the full product lifecycle, contributing to or developing technical requirements, detailed design documentation, and operational procedures, including transaction flows, capacity models, and bandwidth planning.
• Ensure smooth project intake, timely execution, and seamless transition of deliverables into Quality Assurance and Operations teams.
• Provide technical leadership and accountability for the performance, resiliency, and reliability of cross‑platform network applications and services.
• Drive certification programs for network hardware and software, including test planning, lab execution, failure analysis, documentation, and release readiness.
• Evaluate and recommend hardware platforms, NOS upgrades, and architectural improvements based on performance, lifecycle status, scalability, resiliency, and operational impacts.
• Support network resiliency best practices, including redundancy strategies, failure domain management, and capacity planning.
• Restore system failures rapidly and ensure root-cause issues are addressed through design improvements or operational enhancements.
• Present complex technical information clearly to technical and non-technical stakeholders, influencing alignment across multiple teams.
• Recommend strategic courses of action, technology directions, and long‑term architecture vision to support company growth and innovation.
• Regularly exercise independent judgment and discretion on matters of significance.
• Maintain regular, consistent, and punctual attendance, including nights, weekends, and variable schedules as needed.
• Perform other duties and responsibilities as assigned.

Operating Principles

Employees at all levels are expected to:

• Understand and apply our Operating Principles in daily work.
• Own the customer experience and champion seamless digital interactions.
• Demonstrate deep knowledge of our technology, products, and digital tools.
• Win as a team by collaborating, being open to new ideas, and driving aligned outcomes.
• Participate actively in the Net Promoter System through huddles, callbacks, and elevating customer feedback.
• Drive measurable results and support company growth.
• Foster an inclusive culture in all interactions.
• Act with integrity for customers, colleagues, investors, and communities.

Required Qualifications

• Proven experience leading network architecture and design for large-scale service provider networks.
• Strong expertise in Commercial Edge, Backbone, Transit (Metro and Backbone), and CORE network architectures.
• Deep understanding of IP networking and troubleshooting in multi-protocol environments.
• Strong knowledge of transport technologies and fiber plant design.<