Network Software Engineer (SONiC) - #1169030

Software Engineer (SONiC & Optical Circuit Switch Software Development)

Location: Singapore

About the Role

Our client is looking for a Software Engineer to develop and enhance software for next-generation Ethernet and Optical Circuit Switching (OCS) platforms.

You will work on SONiC-based network operating systems, helping to build scalable, high-performance networking solutions for data centre and optical networking applications.

You will collaborate closely with software, hardware, ASIC, and system engineering teams throughout the product development lifecycle.

Key Responsibilities

• Design, develop, and integrate northbound interfaces using gNMI/gNOI and OpenConfig YANG models within SONiC.
• Develop and enhance SONiC Network Operating System (NOS) software for Ethernet and Optical Circuit Switching platforms.
• Design and maintain SONiC Redis database schemas and synchronization mechanisms across software components.
• Develop, containerize, and optimize SONiC services using Docker.
• Build automated testing, validation, and simulation frameworks for platform bring-up and API verification.
• Debug and optimize networking software across Linux and containerized environments.
• Collaborate with cross-functional engineering teams to deliver integrated networking solutions.
• Contribute to software quality, code reviews, documentation, and continuous improvement initiatives.

Requirements

• Bachelor's or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related discipline.
• Strong programming experience in C/C++ and Python.
• Experience developing software on Linux-based systems.
• Good understanding of networking concepts and network operating systems.
• Experience with one or more of the following is highly preferred: SONiC Network Operating SystemgNMI / gNOIOpenConfig YANG modelsRedis databasesDocker or containerized applicationsLinux networking and system software
• Experience developing software for Ethernet switching, network infrastructure, SDN, or optical networking is advantageous.
• Strong analytical, troubleshooting, and debugging skills.
• Able to collaborate effectively within cross-functional and international engineering teams.

Preferred Experience

• SONiC platform development
• Network Operating Systems (NOS)
• White-box Ethernet switching
• Software-defined networking (SDN)
• Data centre networking
• Open networking technologies
• Optical networking or Optical Circuit Switching (OCS)

What You'll Gain

• Opportunity to work on next-generation networking and optical switching technologies.
• Exposure to high-performance networking software and distributed systems.
• Collaborative engineering environment working across software, hardware, and ASIC development.
• Opportunity to contribute to innovative networking platforms used in modern data centre infrastructure.

License No.22C1076 | EA Reg. No.: R25142215