1GLOBAL is seeking a Senior Cyber Security Engineer to join their team in Lisbon, Portugal. This is a full-time, on-site position focused on maintaining and enhancing the organization's security infrastructure. The role requires expertise in various security tools and platforms including CrowdStrike Falcon, Microsoft Defender, Elastic SIEM, Palo Alto Global Protect, Tenable Vulnerability Management, AWS Cloud Security, and Entra ID. The ideal candidate will bring strong experience in cybersecurity, particularly in implementing and managing enterprise-level security solutions. This position offers an opportunity to work with cutting-edge security technologies and contribute to protecting critical infrastructure in a global organization. The role requires strong English language skills and the ability to work effectively in an international environment. This is an excellent opportunity for a seasoned security professional looking to make a significant impact in a dynamic, global organization.