Network Engineer: BGP/EVPN-VXLAN for GPU Clusters

Circle B; Hoofddorp; Presencial; EUR 70.000 - 100.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Company gym

Modern office in Hoofddorp

Informal and open culture

Conference participation across Europe

Skill development opportunities

Descripción de la vacante

Circle B in Hoofddorp is seeking a hands-on Network Engineer to operate and expand our production network across multi-tenant hosting and datacenter environments. You will own core connectivity, manage BGP, EVPN-VXLAN, IPv4/IPv6 addressing, and work closely with platform engineering to implement secure, scalable networking for our GPU cloud and AI workloads.

This role requires practical design sense, strong troubleshooting skills, and a proactive attitude toward reliability, security, and

Formación

• Hands-on experience operating production networks in multi-tenant hosting, datacenter, or cloud environments.
• Strong knowledge of datacenter switching, L2/L3 fundamentals, and routing.
• Experience with EVPN/VXLAN, firewall policies, and security design.
• Ability to translate requirements into practical network designs and plans.
• Comfort with production changes, change management, validation, and rollback.

Responsabilidades

• Operate and improve production network including Juniper routing/switching.
• Manage BGP on our ASN, including policy, filtering, communities, and traffic engineering.
• Implement EVPN/VXLAN in production and extend as we grow.
• Handle IPv4/IPv6 addressing and subnet allocation workflows.
• Translate customer requirements into multi-tenant network designs and plans.
• Design and implement peering and IX connectivity.
• Apply routing-security best practices and DDoS mitigation with guidance.
• Perform security assessments and implement network security improvements.
• Maintain NetBox inventory, improve monitoring, and document changes.

Conocimientos

Production network operations

Datacenter networking

BGP management

EVPN/VXLAN

IPv4/IPv6 addressing

Network security

Firewall configuration

Network design

Incident communication

Documentation

Peerings and IX connectivity

Herramientas

Palo Alto firewalls

Juniper routing/switching

EVPN/VXLAN tooling

Descripción del empleo

Circle B in Hoofddorp is seeking a hands-on Network Engineer to operate and expand our production network across multi-tenant hosting and datacenter environments. You will own core connectivity, manage BGP, EVPN-VXLAN, IPv4/IPv6 addressing, and work closely with platform engineering to implement secure, scalable networking for our GPU cloud and AI workloads.

This role requires practical design sense, strong troubleshooting skills, and a proactive attitude toward reliability, security, and