Senior Network Engineer

Senior Network Engineer Location: Rotterdam Area, Netherlands (Hybrid / Global Travel) Employment Type: Full-time Visa Sponsorship: Not available (EU Citizens already residing in NL only) Key Tech Stack: Cisco, Fortinet, Crestron NVX, OMNIYON, Wi-Fi Controllers, PoE, 40Gb Uplinks About ONEXP ONEXP is a premier boutique systems integrator specializing in seamless Audio/Visual (AV), IT, communication, and security systems for luxury superyachts. Operating globally across prestigious new-build and refit projects, we deliver an elite, seven-star technology comfort level to yacht owners and crews worldwide. At ONEXP, we understand that a flawless onboard experience requires perfect synergy between robust networking and world-class A/V systems. Because we focus on premium integration, we engineer and test systems to eliminate connectivity barriers before equipment ever touches a shipyard, ensuring absolute reliability at sea. As a Senior Network Engineer at ONEXP, you will design, deploy, and support the high-availability, secure networks that serve as the backbone for our industry-leading audiovisual and automation solutions. This role bridges enterprise-grade IT infrastructure with cutting-edge entertainment systems. It offers unique, hands-on engineering exposure on international projects, making it ideal for a professional ready to take their career to sea and beyond. What to expect You will take part in the critical IT infrastructure projects that are built to bring our astonishing Audiovisual and automation solutions to life. This involves: Network Architecture: The design, deployment, and maintenance of the Cisco core, distribution, and access layer switches in a highly available topology.AV/IT Network Convergence: Implementing advanced IP-based AV distribution networks (including Crestron NVX architectures) to facilitate modern, high-speed signal switching.System Integration Support: Ensuring robust network communication and performance for media control platforms (OMNIYON) and integrated automation suites.Redundancy & Failover: Ensuring redundancy and failover for the network core using >40 Gb links and best practices for critical infrastructure.Wireless Infrastructure: Managing, configuring, and optimizing large-scale wireless infrastructures with 800+ access points, leveraging centralized controllers.Performance Optimization: Monitoring of network performance and proactively resolving issues to guarantee uptime and user satisfaction.Scalability: Planning and executing network expansions and upgrades to support evolving technical needs. What you bring Technical Skills & Experience: Cisco Expertise: Proven experience with Cisco switches (core, distribution, and access) and wireless solutions in large environments.Network Topology: Strong understanding of redundant topologies, VLANs, and large uplink deployments (>40Gb).Wireless Management: Hands-on expertise with wireless controller management, high-density Wi-Fi planning, and troubleshooting.AV/IT Infrastructure Knowledge: Familiarity with Network-based Audio/Video protocols (such as AV-over-IP or converged AV/IT systems) is a plus.Hardware & Security: Familiar with PoE budgeting, centralized network management tools, and Fortinet environments. Soft Skills & Language: Communication: Excellent analytical, documentation, and stakeholder communication skills.Languages: Your English is excellent in writing and speaking. Preferably you speak Dutch. Travel & Eligibility Requirements: International Travel: About half of the work we do is outside of the Netherlands. Frequent international travel is required for this role whereby you will be abroad during some weekdays but back home in the weekend. Places we travel often to are in Spain, France, Germany, and Turkey. Work Authorization: We are only considering EU citizens already residing in the Rotterdam region for this role, as we do not provide relocation support and/or sponsorship for a work/residence permit. What ONEXP Provides Impactful Innovation: A vibrant, innovative workplace where your work directly influences luxury superyachts worldwide.Compensation: A competitive salary and benefits package aligned with the global impact of your work.Team Culture: The chance to be part of a truly unique, supportive team driving technology blend with elegance and performance. How to Apply / Contact Information Want to know more about ONEXP or the role? You can contact Oliver Jongma, on +31 6 145 92 676 or via oliver@onexp.com. He is happy to answer your questions.