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Senior System Architect

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Job Description - Senior System Architect



Full-time


Description

We are seeking a highly experienced Senior System Architect to lead the architecture, design, and evolution of Zhone next-generation optical transport and broadband access network products. The ideal candidate will have deep experience with high-capacity DWDM systems (100G/400G/800G), PON access technologies, and IP network architectures, along with familiarity with network programmability and automation.

This role requires a combination of technical leadership, system-level thinking, and cross-domain expertise spanning optical, broadband access, IP, and software-defined networking 

This hybrid role combines product ownership with technical solution design, supporting both internal development and external customer engagements. The ideal candidate will be a strategic thinker with a strong technical background and understanding of the business requirements. 

Key Responsibilities:

Product Strategy & Technical Leadership:

  • Define and drive the product strategy and architecture for Optical Transport, OLT and ONT platforms.
  • Help Architect and design DWDM optical network products supporting 100G, 400G, and 800G coherent interfaces
  • Help Architect and design GPON and XGS-PON broadband network products, including OLT/ONTs.
  • Lead adoption of Software-Defined Networking (SDN) architectures and Define management, control, and automation frameworks using NETCONF/YANG, and related models
  • Evaluate vendor solutions, reference designs, and interoperability across multi-vendor environments
  • Provide technical leadership, design reviews, and architectural guidance across programs and teams
  • Support customer engagements, technical proposals, and roadmap discussions as a subject-matter expert
  • Ensure product and solution alignment with industry standards (ITU, IEEE, BBF) and regulatory guidelines.

Requirements

  • Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related field
  • 10+ years of experience in system architecture or senior technical roles in optical, broadband, or IP networking
  • Strong expertise in DWDM optical transport networks (ROADM-based architectures, coherent optics, amplification)
  • Strong experience with 100G / 400G / 800G optical interfaces and network design considerations
  • Deep knowledge of GPON and XGS-PON technologies, architectures, and deployment models
  • Solid understanding of IP networking and IP-over-optical integration
  • Practical experience with NETCONF/YANG, and model-driven network management
  • Ability to work across cross-functional teams and influence technical direction

Preferred Qualifications:

  • Knowledge of network automation, telemetry, and closed-loop control
  • Familiarity with SDN/NFV, virtualization, or cloud-native network functions.
  • Prior experience working with service providers or large-scale carrier networks
  • Prior Experience representing Company/Technology in Industry and Technology Standards Forums.

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