Administer Firewall & WAF Cyber Controls: * Assist in configuring, operating, and maintaining Next-Generation Firewalls (NGFW) and Web Application Firewalls (WAF).This includes Palo, Cisco, Checkpoints * Implement, modify, and maintain firewall rules and policies under the supervision of senior engineers. Monitor Endpoint Security: * Support the administration and health-checks of endpoint controls including Microsoft Defender for Endpoint (MDE) and Cisco Umbrella. Perform Threat Detection & Log Analysis: * Monitor firewall logs, SIEM dashboards, and network traffic to identify potential security threats. Respond to security alerts, triage security tickets, and elevate complex issues appropriately. Operations & Troubleshooting: * Assist in troubleshooting firewall, proxy, and intrusion prevention connectivity issues. * Generate and maintain activity reports and documentation on firewall operations Collaboration & Growth: * Work closely with infrastructure and application specialists across general teams. * Aapply technical cyber risk frameworks (includingMITRE ATT&CK; andNIST CSF)



as directed by senior staff. Your Experience. You are a growing professional with a strong foundational understanding of network security, IT administration, and firewall concepts. * 1-3 years of experience in Systems Administration, network administration, or acybersecurity/firewall administrator role. * Working knowledge of networking protocols (TCP/IP, DNS, DHCP, VLANs, VPNs) and basic firewall architecture. * Exposure to or some experience configuring and monitoring enterprise firewalls (e.g., Palo Alto Networks, CheckPoint, Fortinet, Cisco). * Familiarity with Microsoft Windows-based server and endpoint platforms, as well as basic Azure AD, GCP and related security systems * Exposure toSIEM platforms and log monitoring principles. * Strong attention to detail, troubleshooting skills, and the ability to assess follow security protocols and procedures. * You hold a relevant university deg

📌 Global Cyber Controls Administrator (Comunidad de Madrid)
🏢 Colliers International Emea
📍 Comunidad de Madrid