Sr. Java Developer- Netconf/GNMI/Yang/NMS

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We’re a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

How You Will Contribute

As a Java Developer , you will report to the Engineering Manager for Navigator NCS and be a part of a high-performing Agile scrum team responsible for advancing Ciena’s multi-vendor domain controller solution. Navigator NCS helps automate the lifecycle operations of packet and optical networks, supporting a strategic shift from legacy systems to scalable, open software platforms.

Key Responsibilities Include

• Collaborate within Agile teams to design and implement features for the management and control of Packet Optical Devices, including third-party products.
• Work closely with Product Owners and Architects to understand requirements related to IP/MPLS technologies, including Segment Routing, OSPF, BGP, and VPNs.
• Develop solutions based on YANG models and Netconf/gNMI protocols, enabling integration with external router platforms.
• Contribute to the design, development, and testing of microservices within the Navigator software architecture.
• Support the release/design lead to ensure high-quality delivery of features and software updates.
  
  

The Must Haves

• Bachelor’s or Master’s degree in Computer Science or related field.
• Minimum 5 years of experience as a Java developer.
• Strong expertise in advanced Java, multithreading, and data structures.
• Practical knowledge of Netconf/gNMI protocols and YANG models.
• Hands-on experience working with microservice architecture and RESTful APIs.
• Strong debugging and troubleshooting skills.
• Excellent verbal and written communication.
• Self-starter who can work independently and meet tight deadlines.
  
  

Assets

• Working knowledge of Layer-2/Layer-3 protocols such as ISIS, OSPF, BGP, BGP-LU, MPLS, LDP, L2/L3 VPNs, and Segment Routing.
• Experience with UI development or as a full-stack developer.
• Familiarity with XSLT (Extensible Stylesheet Language Transformations).
• Exposure to third-party router implementations and data modeling using vendor-specific YANGs.
  
  

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At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard. Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

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