Senior Mobile Systems Architect – Roaming & MNO Platforms

Comcast Resume; Philadelphia (Philadelphia County); On-site; USD 160,000 - 260,000; Full time

Job summary

Comcast seeks a Principal Engineer to provide technical leadership across Xfinity Mobile systems and multi‑MNO platforms. You will translate network capabilities and partner interfaces into scalable software architectures and end‑to‑end solutions.

The role focuses on international roaming, service assurance, and cross‑functional collaboration with product, engineering, and operations teams. The position is based at the Comcast Technology Center in Philadelphia and is not remote.

Qualifications

• Extensive telecom and wireless systems experience; architecture and systems engineering focus.
• Ability to translate network and product needs into software requirements.
• Experience with MVNO environments and multi‑MNO integrations.

Responsibilities

• Lead end‑to‑end solution architecture for Xfinity Mobile across MNOs and partners.
• Translate network capabilities and product needs into architecture and software requirements.
• Bridge MVNO/network engineering with software development for scalable solutions.
• Develop diagrams, call flows, APIs, and non‑functional requirements.
• Provide leadership for roaming product service assurance and observability.
• Define highly available, secure, scalable application requirements.
• Mentor engineering teams and guide cross‑functional technical direction.
• Evaluate trade‑offs balancing user experience, cost, and time to market.

Skills

Telecommunications

Wireless systems

Software architecture

Systems engineering

MVNO architectures

REST APIs

Event-driven

Cloud platforms

Kafka

Multi-region design

Education

Bachelor’s Degree

Tools

Kafka

Job description

Comcast seeks a Principal Engineer to provide technical leadership across Xfinity Mobile systems and multi‑MNO platforms. You will translate network capabilities and partner interfaces into scalable software architectures and end‑to‑end solutions.

The role focuses on international roaming, service assurance, and cross‑functional collaboration with product, engineering, and operations teams. The position is based at the Comcast Technology Center in Philadelphia and is not remote.