26 Best tres cantos Jobs in Catarroja (December 2025)

Network Engineer (Madrid - Hybrid)

5 days ago

Valencia

The Company Our customer is a very innovative company which aims to positively impact on the planet and people’s lives, by providing detailed information and insights about daily changes on the surface of the Earth to empower organizations and businesses to make better decisions. They have a startup mindset with a very solid funding fostering a very quick growing process, and you can grow with them! They will hire the selected candidate as an internal and permanent employee Description of the position We’re looking for a Network Engineer for its global operations in Madrid. He/She will be play a critical role in managing and optimizing company’s network infrastructure. Working Experience @ 3–5 years of hands-on experience in network engineering or a similar role. This includes experience in designing and managing enterprise networks (LAN/WAN), configuring network equipment. Tech skills @ Excellent at diagnosing and resolving complex network issues quickly and under pressure. @ Strong understanding of networking protocols and systems. Proficient with TCP/IP, routing (e.g., OSPF, BGP) and switching (VLANs, STP), and experienced with enterprise network hardware (routers, switches, firewalls, APs). @ Hands-on experience with network security devices and concepts. @ Knowledge of ITIL or similar IT service management frameworks. Soft skills @ Experience working in a multi-national environment or on international teams. @ Excellent communication and interpersonal skills. @ Excellent problem-solving and analytical skills. @ Team-oriented attitude. Key Responsibilities @ Manage Network Architecture & Topology Design: Plan and develop the network’s structure (LAN, WAN, Wi-Fi) to meet business needs, ensuring the design is scalable, secure, and well-documented. @ Network Hardware Management: Install, configure, and maintain network devices (switches, routers, firewalls, access points) in the office and data center, keeping all equipment updated and running optimally. @ Performance Monitoring & QoS: Use network monitoring tools to track performance and reliability. Implement Quality of Service policies to prioritize critical traffic, so important data (e.g., voice or video) isn’t delayed or dropped during congestion. @ VLAN Configuration & Segmentation: Set up and manage Virtual LANs to segment network traffic for security and efficiency. @ Connectivity Redundancy: Implement redundant links and failover paths to achieve high availability ensuring the network stays up even if a primary connection or device fails. @ ITIL-Compliant Operations: Follow ITIL processes for network changes and incidents. @ Cross-Team Collaboration: Work closely with other IT teams (cloud, security, workplace) and vendors/partners. Provide network support in projects (such as new software rollouts or office expansions) and ensure external providers meet agreed service levels. @ Documentation & Policy: Maintain up-to-date network documentation, including diagrams, device configurations, IP address inventories, and failover procedures. Develop standard operating procedures for routine tasks and troubleshooting, to facilitate knowledge sharing and consistency. @ Continuous Improvement: Regularly evaluate the network setup for improvements. Stay informed about new networking technologies (SD-WAN, Wi-Fi 6/7, automation tools) and propose upgrades or optimizations that enhance performance, security, or efficiency. @ Management Advisement: Provide recommendations to IT leadership on network capacity planning, infrastructure investments, and design improvements. @ Security & Compliance: Work with the information security team to safeguard the network (ensure firewall rules, VPN access, and intrusion prevention systems are effective). Ensure all network activities comply with company policies and relevant regulations (e.g., data protection laws). Languages @ Spanish: At least B2 @ English: At least C1. Job location Tres Cantos (Madrid). European Union citizen; otherwise, a valid job permit is mandatory. Salary A very competitive salary package. Working from home 3-4 days a week (but according to the specific needs that may arise from the perspective of project development, department, clients, and/or partners). If you are interested, please apply here or send us an email to including in the subject: ‘Network Engineer’ along with your CV in English.

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