Software Engineer - C and Networking

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.

At Ciena, this role contributes to building high‑performance, adaptive networking software that enables customers to scale and innovate. It offers the opportunity to design core software components, apply advanced data modeling, and collaborate across teams to deliver resilient and efficient network solutions.

How you will make an impact:
• Design, develop, and maintain scalable software components using C programming.
• Implement and manage YANG data models to support robust network configuration and management.
• Integrate software with Northbound Interfaces (NBIs) such as CLI, REST, gRPC, and NETCONF.
• Apply advanced data structures and algorithms to enhance performance and system reliability.
• Collaborate with cross‑functional teams to deliver innovative and adaptive networking solutions.
• Troubleshoot, optimize, and improve software components for efficiency and scalability.
• Evaluate emerging technologies and incorporate relevant advancements into software designs.

The must haves:
• 2–8 years of professional software development experience.
• Strong proficiency in C programming.
• Expertise in implementing efficient solutions using data structures and algorithms.
• Hands-on experience with YANG data models.
• Knowledge of NBIs including CLI, REST, gRPC, and NETCONF.
• Solid understanding of networking concepts and protocols.
• Strong debugging, analytical, and problem‑solving skills.

Nice to haves:
• Experience in network management systems or the telecommunications domain.
• Familiarity with Linux or Unix environments.
• Exposure to Software‑Defined Networking (SDN) and Network Functions Virtualization (NFV).

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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.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.