The posting
Network Engineer Date: 7 Oct 2026 Location: DELFT, ZH, NL, 2612 PA Company: Allseas Group About Allseas Division Description Department Description Allseas is looking for a Senior Network Engineer to define, design and modernise our global network architecture across offices, data centres, cloud platforms and offshore vessels. This senior role focuses on scalable, secure and resilient vessel connectivity, where constrained satellite bandwidth, variable latency, dynamic WAN paths and limited physical access require architecture-level thinking and robust remote operability. Unit Scope Discipline Description Job Description You act as a technical authority for Cisco-based network architecture, covering routing, switching, wireless, SD-WAN, firewall, Cisco FMC-managed security services and multi-provider WAN connectivity. You set design standards, guide technology choices and support modernisation through Cisco SD-WAN, Cisco ISE, Cisco FMC, resilient wireless, automation, telemetry, configuration standardisation and central lifecycle management. Key responsibilities - Define network architecture, standards and design patterns for Cisco Catalyst, Nexus, wireless, SD-WAN and Cisco FMC-managed firewall platforms; - Architect resilient multi-provider vessel WAN connectivity using VSAT, LTE/5G, Internet and port-based links with dynamic routing, failover, segmentation and QoS; - Design secure end-to-end segmentation for OT systems, corporate IT, crew services, guest networks and third-party access using VLANs, VRFs, ACLs, firewall policies, VPNs and identity-aware access; - Lead technical decision-making for network modernisation, automation, lifecycle management, monitoring and operational resilience; - Review complex changes, validate designs, mentor engineers and provide expert guidance during projects, incidents and root-cause investigations; - Maintain architecture documentation, reference designs, implementation stan...



