High-Speed Networking Engineer (100Gbps+)

Delart; Oslo; Hybrid; NOK 900,000 - 1,300,000; Full time

Benefits offered by this job

Medical insurance

Dental & Vision

FSA

Life insurance

Disability insurance

401(k) plan

Paid time off

Job summary

Delart is seeking a senior network engineer to design, deploy, and optimize high‑speed Ethernet networks for data centers and HPC workloads. You will work with Arista/Cisco switches, ONIE/SONiC/SAI platforms, and RDMA technologies to deliver low latency, scalable infrastructure.

You’ll automate tasks with Bash and Python, manage Linux networking services, and contribute to resilient, data‑center grade solutions in a technically rigorous environment.

Qualifications

• Hands-on experience with Arista or Cisco switches in 100Gbps+ environments.
• Deep understanding of Ethernet networks, VLANs, LACP, load balancing, QoS.
• Strong knowledge of IPv4 and IPv6 addressing, routing, and protocol configuration.
• Proficiency with RDMA technologies, RoCE/RoCEv2.
• Whitebox networking: ONIE, SONiC, SAI platforms.
• Solid Linux networking skills: PXE, DNS, DHCP.

Responsibilities

• Configure and maintain high-throughput Arista and Cisco switches to optimize performance.
• Design and troubleshoot Layer 2/3 networks including VLANs, LACP, QoS.
• Implement and tune IPv4/IPv6 routing for reliable connectivity and low latency.
• Integrate whitebox hardware using ONIE, SONiC, SAI for flexible networking.
• Work with RDMA technologies to support data center and HPC workloads.
• Develop automation using Bash and Python to streamline tasks.
• Manage Linux networking services like PXE, DNS, DHCP.

Skills

Arista/Cisco switches

Ethernet networks

IPv4/IPv6 routing

RDMA (RoCE/RoCEv2)

Linux networking

Bash scripting

Python scripting

Tools

ONIE

SONiC

SAI

Job description

Delart is seeking a senior network engineer to design, deploy, and optimize high‑speed Ethernet networks for data centers and HPC workloads. You will work with Arista/Cisco switches, ONIE/SONiC/SAI platforms, and RDMA technologies to deliver low latency, scalable infrastructure.

You’ll automate tasks with Bash and Python, manage Linux networking services, and contribute to resilient, data‑center grade solutions in a technically rigorous environment.