IT Network Administrator (mfx)

Randstad Digital is recruiting a IT Network Administrator for direct integration, in a company located in Porto. Hybrid work model (3 days on-site; 2 days remote / week). As an IT Network Administrator, ensuring the availability, security, and performance of our client network infrastructure. You will work in a dynamic, international environment, supporting critical operations through reliable connectivity, proactive monitoring, and continuous improvement initiatives. Your role will be key in maintaining the systems that support our automotive business. Manage and optimise network infrastructure (LAN, WAN, VPN, wireless). Install, configure, and maintain network hardware, software, and security systems. Monitor network performance and ensure availability through preventive actions. Diagnose and resolve incidents, minimising business disruption. Analyse recurring issues and propose improvements to enhance stability and efficiency. Identify risks and contribute to strengthening network security and performance. Provide user support, ensuring timely and high-quality service. Collaborate with internal teams and external partners on infrastructure projects. Maintain clear and up-to-date technical documentation. Direct contract, health insurance, meal allowance. Randstad's mission is to become the most equitable and specialised talent company in the world, so we reiterate that we welcome people with a wide range of skills and experience. We are committed to ensuring that our recruitment and hiring process meets the needs of all people. If you need to make any adjustments to make your application or interview more comfortable, please don't hesitate to let our recruitment consultants know. Minimum 3 years of experience in network administration. Strong knowledge of Cisco, Aruba and Fortinet environments. Solid understanding of LAN/WAN, routing protocols, monitoring tools, and packet analysis. Experience with DHCP, DNS, TCP/IP, SIP, TLS, MFA, Windows Server and Active Directory. Knowledge of network security concepts (IPS, IDS, NGFW, UTM). Strong troubleshooting and analytical skills. Ability to collaborate effectively with technical and non-technical stakeholders. Fluency in English (mandatory). Regime de trabalho híbrido.