Low-Latency DC Network Engineer (SDN, Automation)

RZR; San Francisco (CA); On-site; USD 140,000 - 210,000; Full time

Job summary

RZR is seeking a skilled Network Engineer to own design, implementation, and day-to-day management of a high-performance network for its SF-based engineering hub. You will work with Mellanox Spectrum hardware, Cumulus Linux, and Netris to build a low-latency fabric supporting a real-time bidding environment.

You will collaborate with global infra and backend teams to scale the network as the business grows, providing automation and secure, reliable connectivity for a programmatic platform

Qualifications

• 3+ years of professional network engineering experience (6+ years for Senior-level consideration).
• Deep familiarity with Mellanox Spectrum switches and ConnectX adapters.
• Strong proficiency in Cumulus Linux (Debian-based) and general Linux system administration.
• Hands-on experience with Netris for VPC-style networking on-premises or in hybrid cloud environments.
• Expert-level knowledge of BGP, OSPF, EVPN-VXLAN, and LACP.
• Proficiency in Python or Go for network automation.

Responsibilities

• Design, deploy, and maintain high-density data center networks utilizing Mellanox switches and adapters.
• Administer and optimize network nodes running Cumulus Linux, ensuring stable and high-performance routing and switching.
• Manage and orchestrate network operations using Netris for automated, controller-based networking.

Skills

Mellanox Spectrum

ConnectX adapters

Cumulus Linux

Netris

BGP

OSPF

EVPN‑VXLAN

LACP

Python

Go

Linux administration

Education

Bachelor's or Master’s degree in Computer Science, Engineering, or a related technical field

Job description

RZR is seeking a skilled Network Engineer to own design, implementation, and day-to-day management of a high-performance network for its SF-based engineering hub. You will work with Mellanox Spectrum hardware, Cumulus Linux, and Netris to build a low-latency fabric supporting a real-time bidding environment.

You will collaborate with global infra and backend teams to scale the network as the business grows, providing automation and secure, reliable connectivity for a programmatic platform