Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting tech industries -- AI & cloud compute, electric-car power electronics, and 5G/6G wireless. We have managed to produce the world's first single-crystal diamond wafers and are now on a mission to put a diamond behind every chip. We are the rare unicorn that has grown fast and profitably. We received $515m in funding and are executing a multi-$B expansion plan for one of the greenest forms of tech manufacturing: converting greenhouse gas into diamond wafers using zero-emission energy.

We are seeking a hands-on Senior Data Systems Engineer (Networking) to join Diamond Foundry’s integral IT team, serving as the senior-most network authority across the organization. Based in Zaragoza, this role supports Tier-1 manufacturing and office environments globally, working closely with a predominantly U.S. based IT team to ensure production uptime, enable rapid site growth, and strengthen network resiliency across all regions.

This role will have a hybrid model adapted to the factory demands.



We embrace flexibility while making sure the priorities of the projects that require special onsite attention are covered.

Responsibilities
- Own and operate LAN, WAN, and Wi-Fi infrastructure for Tier-1 manufacturing and office environments.
- Lead network readiness for new site builds and expansions, including the plant in Zaragoza and future Spain facilities.
- Manage routing, switching, firewalls, VPNs, and ISP circuits, including vendor coordination and escalation. Troubleshoot and resolve network-related issues, including VLANs, VPNs, and firewall configurations.
- Establish and maintain network standards, documentation, and operational best practices.
- Act as senior escalation for production-impacting network issues and complex troubleshooting.

Requirements
- 7+ years enterprise network engineering experience; manufacturing or 24/7 environments strongly preferred.
- Strong hands-on exp

📌 Senior Data Systems Engineer (Zaragoza)
🏢 Diamond Foundry
📍 Zaragoza