Senior Optical Transport Network Engineer

Comcast • Englewood, CO

10h • $109,312 - $163,967

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 Responsible for the design, implementation, operational support of the Company internet protocol network. Provides expert-level technical advice and support for real time analysis, design, testing and operations of internet protocol router networks, etc. Integrates knowledge of business and functional priorities. Acts as a key contributor in a complex and crucial environment. May lead teams or projects and shares expertise. Job Description This position is unable to provide work authorization sponsorship or immigration sup port now or in the future. Comcast’s Technology, Product & Experience (TPX) organization works at the intersection of media and technology. Our innovative teams are continually developing and delivering products that transform the customer experience. About the Team: We are a small, highly technical team where engineers wear multiple hats. This role combines Engineering, Operations, and Architecture, with a primary focus on engineering and deploying new services on the Comcast Transport Backbone. As a Senior Engineer, you'll own the full lifecycle of backbone services from design and deployment to operational stability. About the Role: The Senior Optical Transport Network Engineer is a critical technical leadership role responsible for the reliability, engineering, and evolution of Comcast's national optical backbone. This position blends deep optical transport engineering expertise with operational excellence and architectural ownership. You will play a direct role in designing, engineering, and deploying new backbone services while ensuring network reliability, scalability, and performance. This position is highly technical, focusing on post-sales support for Solution Engineering services including design, solution acceptance, and network reconfiguration or migration. It involves managing and maintaining the extensive Ciena 6500/RLS Backbone Transport network spanning over 80,000 kilometers of fiber optic infrastructure. The role requires deep expertise in large-scale optical networks and service deployment.

Requirements

• 7–10 years of experience in Field Service Engineering or Optical Transport Engineering supporting DWDM deployments
• Ciena 6500 (Photonic, OTN, Ethernet) RLS platforms
• Nokia PSS1830 / NFMT
• TCP/IP networking fundamentals

Nice To Haves

• Experience supporting large-scale backbone networks
• Python scripting and automation
• API integration and development experience

Responsibilities

• New Service Engineering & Deployment (Primary Focus)
• Design and engineer new backbone transport services
• Lead deployment and turn-up of new optical services and capacity augmentations
• Validate designs through lab testing and pre-production validation
• Coordinate with architecture, routing, and field teams
• Ensure new deployments align with security, operational, and performance standards
• Network Reliability & Operations
• Proactive monitoring, troubleshooting, and network health management
• Firmware and software lifecycle management
• End-to-end circuit validation
• In-service maintenance coordination
• Engineering & Architecture
• Capacity planning and growth modeling
• Design documentation (HIF, NBT, EDP, BOM)
• Lab validation of new platforms and software
• Vendor & Third-Party Coordination
• Lit circuit design, quoting, and ordering
• Fiber cross-connect ordering

Benefits

• Medical & Dental
• 401(k) Savings Plan
• Generous paid time off
• Life Milestones - from adoption assistance, childcare resources, pet insurance, and more, Comcast supports you at all life stages.
• Courtesy Services - We offer all of our full-time employees in serviceable areas free digital TV and internet.
• Discount tickets for Universal Resorts, including theme park tickets and onsite hotel rooms.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 5,001-10,000 employees