Network Engineer

We are looking for a Network Engineer seeking to apply their technical skills in a fast-paced and complex HPC environment. Working knowledge of server and network hardware and software and the desire to participate in projects at a large-scale data center is central to this role.

Responsibilities

• Operate, maintain, and support Ethernet and InfiniBand networks in a high-performance computing (HPC) and AI environment.
• Perform ongoing maintenance, upgrades, and lifecycle management of network equipment.
• Monitor network health, performance, and capacity to ensure reliable, low-latency data flow.
• Respond to and resolve network and server-related incidents in a timely manner.
• Run hardware diagnostics and coordinate replacement of failing network components.
• Support and maintain Linux-based HPC and AI platforms across a wide range of technologies.
• Collaborate with senior network engineers, software teams, and platform teams on network efficiency, reliability, and security.
• Assist with configuration, deployment, and operational support of InfiniBand and Ethernet fabrics.
• Develop and maintain operational documentation, including configuration examples, build guides, and best practices.
• Support on-site staff during hardware updates, card replacements, and infrastructure changes.
• Stay current with advancements in data center networking, HPC interconnects, and AI infrastructure technologies.

Qualifications

• 6+ years of hands-on experience supporting enterprise or data center-scale networks.
• Experience working in HPC, AI/ML, or performance-sensitive environments.
• Practical experience administering InfiniBand (Mellanox/NVIDIA) and Ethernet (Cumulus, SONiC) networks.
• Strong understanding of data center networking concepts, including servers, storage, and high-speed interconnects.
• Solid knowledge of Layer 2 and Layer 3 networking, including routing and switching fundamentals.
• Ability to troubleshoot and resolve network issues in complex, distributed environments.
• Strong documentation and communication skills.
• Proven ability to work effectively as part of a team and provide operational support.
• Fluent Dutch (spoken and written) with working proficiency in English.
• Must reside in the Netherlands.