Network Engineer – Cisco & Optical Networking

The client, a leading organization in the utility and energy sector, is seeking a specialist to manage and maintain their telecommunications infrastructure. The role involves translating technical designs into configurations, implementing network hardware on-site, and ensuring the high availability of critical systems. The project requires proactive network monitoring and documentation within a regulated safety environment.

Responsibilities include: translating detailed technical designs into machine configurations using standardized templates and guidelines; configuring and implementing network hardware, specifically Cisco routers and switches; managing VRFs, routing interfaces, and ACLs to maintain network security and performance; providing on-site and remote technical assistance for troubleshooting connectivity and routing issues; maintaining network documentation and monitoring tools to facilitate proactive management and error detection; participating in a 1-in-5-week standby rotation to provide 24/7 analysis and assistance for critical interventions.

Requirements: 4+ years of network engineering experience with Cisco hardware and CLI; 4+ years of expertise in TCP/IP networking including L2/L3 routing and VRF; 4+ years of experience with optical platforms (DWDM, CWDM) and fiber technology (SFP, MM/SM); 4+ years of experience as a system administrator within a telecom environment; 4+ years of professional experience within the energy sector; 3+ years of experience as a system administrator in an ICT infrastructure environment; experience with Unix, Linux, or Windows operating systems; a valid CCNA R&S certification and a BA4/BA5 safety competency certificate; willingness to adhere to AREI safety regulations and provide 24/7 standby support as part of a rotation; native Dutch.

Nice to have: experience with mobile telecommunication networks, knowledge of datacenter networking environments, and experience as a system administrator for internet and connectivity services.

Offer: start date 11/12/2026, duration 24 months, full-time, location Melle, working model onsite, contract open to both permanent employees and freelancers.