Senior IT Systems Engineer Network & Security (h/m)
Multunational company with HQ around Bilbao.
~ Conceptualize, design, plan, operate, and continuously improve complex and heterogeneous network infrastructures.
~ Implement and manage SD-WAN architectures, coordinate external service providers, ensure stable WAN/LAN/WLAN operations, and drive ongoing enhancement of security architectures.
~ Safeguard the reliability, performance, and scalability of the general network and security landscape to support business-critical operations.
~ Lead or contribute to network and security-related projects, including global rollouts, infrastructure modernization, and cloud or hybrid integrations.
~ Act as a senior technical advisor for network and security topics, supporting internal stakeholders with expert guidance and troubleshooting
~ Design, plan, operate, and evolve complex network infrastructures, ensuring seamless functionality of WAN/LAN/WLAN systems.
~ Independently devise and implement solution strategies to harmonize the network infrastructure, addressing any complexity arising from diverse components.
~ Drive the migration and continuous enhancement of the contracted SD-WAN platform, ensuring long-term performance, renewal readiness, and alignment with modern technologies including AWS Networking and Zscaler.
~ Coordinate, manage, and monitor Service Level Agreements with external service providers for WAN, Network Acceleration, Proxy, and AWS services.
~ Continuously improve security architectures to maximize protection of networks and systems,



collaborating closely with the Security Officer.
~ Independently manage network projects, including overseeing external service providers and project team members, and ensuring successful project implementation.
~ Create comprehensive network and network-related security documentation to maintain a clear record of configurations and protocols.
~ Demonstrate excellent knowledge and proficiency in routing and switching, TCP/IP designs, routing protocols, MPLS, firewalls, Quality of Service, WLAN, and network security.
~ Expert-level proficiency in network and security architectures, technologies, and best practices.
~ Solid knowledge in project management and implementation methods.
~ Proactive approach to develop strategies to enhance network reliability, scalability, and security.
~ Commitment to continuously optimizing the organization's network performance and security posture.
~ IT-related University degree or equivalent technical education.
~10+ years' experience in similar IT functions with growing responsibility and project management experience
~ Excellent expertise in the areas of: Routing and Switching, TCP/IP Designs, Routing Protocols, MPLS, SD-WAN, Firewalls, Quality of Service, WLAN, Network Security.
~ Experience with public cloud providers and SD-WAN.
~ Leadership experience in introduction and migration projects in the field of networks and related IT security initiatives.
~ Work experience in an international and multicultural environment.

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📌 Senior IT Systems Engineer Network & Security (Bilbao)
🏢 Michael Page
📍 Bilbao