Senior Network Engineer — BGP EVPN/VCF Expert (On-site)

DWI Consulting; Brussel Hoofdstad; On-site; EUR 111,000 - 166,000; Full time

Job summary

We are seeking an experienced Senior Network Engineer / Technical Consultant in Brussels to lead BGP EVPN, VXLAN, and VMware NSX-T/VCF engagements across two datacenters. The role emphasizes health checks, DCI resilience, and end-to-end NSX integration with physical networks.

The ideal candidate will have hands-on exposure to Dell PowerSwitch OS10, FortiGate firewalls, and VLT-based redundancy. On-site work in Brussels is required, with a negotiable daily rate and NATO-level security

Qualifications

• Extensive hands-on experience with complex BGP networking and BGP EVPN.
• Strong understanding of VXLAN overlays, tenant VRFs, route propagation and troubleshooting black-holing issues.
• Proven experience designing, troubleshooting and validating spine-leaf network fabrics across multiple datacenters.
• Strong knowledge of DCI architectures, VLT, redundancy and failover mechanisms.
• Practical experience with VMware NSX-T and its integration with physical network infrastructure.
• Experience with VMware Cloud Foundation (VCF), ideally deployed on Dell VxRail.
• Experience with Dell PowerSwitch platforms and OS10 is highly desirable.
• Ability to perform independent technical assessments and provide clear recommendations on supported network designs and best practices.

Responsibilities

• Conduct a comprehensive health check of the existing spine-leaf network fabric across two datacenters.
• Review and validate BGP EVPN and VXLAN configurations, including tenant VRFs and route propagation.
• Investigate VXLAN traffic black-holing when a border leaf loses all local DCI members despite a valid BGP path remaining through the VLT peer.
• Analyse DCI resiliency and verify traffic forwarding and failover behaviour across the VLT inter-chassis link.
• Validate end‑to‑end network connectivity between VMware NSX segments, the spine‑leaf fabric, and endpoints behind the FortiGate 1100E firewall.
• Review Dell OS10 firmware versions and Dell‑qualified network optics.
• Assess VMware NSX Edge clusters across Test & Acceptance and Production environments, including segment stretching between datacenters.
• Review the existing DCI topology, identify unsupported configurations, and recommend a supported design aligned with best practices.
• Support the customer in validating the wider network infrastructure and VMware Cloud Foundation estate.
• Provide technical recommendations to improve network resilience, redundancy, and overall infrastructure stability.

Skills

BGP

BGP EVPN

VXLAN

VRFs

spine-leaf

DCI

VLT

VMware NSX-T

VCF

Dell PowerSwitch OS10

FortiGate

Tools

Dell PowerSwitch switches

Dell OS10 firmware

NSX-T integration

Job description

We are seeking an experienced Senior Network Engineer / Technical Consultant in Brussels to lead BGP EVPN, VXLAN, and VMware NSX-T/VCF engagements across two datacenters. The role emphasizes health checks, DCI resilience, and end-to-end NSX integration with physical networks.

The ideal candidate will have hands-on exposure to Dell PowerSwitch OS10, FortiGate firewalls, and VLT-based redundancy. On-site work in Brussels is required, with a negotiable daily rate and NATO-level security