Senior Engineer DCS (NaaS)

About the role

The Senior Engineer DCS (NaaS) will lead the design, implementation and maintenance of complex enterprise network infrastructures for a NATO-secret environment in Braine-l'Alleud, Belgium. This position requires deep expertise in routing and switching technologies and a strong focus on operational excellence.

Key responsibilities

• Design, deploy and sustain enterprise network solutions following CCNP‑level best practices.
• Manage day‑to‑day network operations, including monitoring, capacity planning, upgrades and lifecycle activities.
• Configure, optimise and troubleshoot routing and switching protocols such as BGP, OSPF and STP.
• Collaborate with security and project teams to ensure compliance with NATO Secret clearance requirements.

Required profile

• Minimum CCNP (Enterprise) certification or equivalent advanced networking certification.
• 7+ years of hands‑on experience in enterprise network engineering and operations.
• Demonstrated expertise in BGP, OSPF and STP.
• Ability to obtain and maintain NATO Secret security clearance.

Required skills

• CCNP certification (or equivalent).
• Routing protocols: BGP, OSPF.
• Switching protocol: STP.
• Enterprise network design and implementation.
• Network operations, capacity planning and lifecycle management.