Trustteam Luxembourg is looking for a Cybersecurity Engineer About the role In this role, you will be responsible for the operational management of security systems, vulnerability assessments, incident handling and continuous improvement of our security posture. You will work closely with internal teams, clients, and external SOC/MDR providers to ensure secure, reliable, and high-performing infrastructures. Your responsibilities System Management: Operate and maintain security devices, optimize network/Firewall configurations, and ensure infrastructure availability and security. Vulnerability Management: Plan and execute vulnerability scans, analyze results, prioritize risks, and track remediation actions. Technical Support: Investigate and resolve security incidents, handle SOC/MDR alerts, and communicate effectively with clients and teams. SOC Oversight: Supervise external SOC/MDR services, review alerts, manage escalations, and ensure timely incident resolution. Continuous Improvement: Identify enhancements for performance, reliability, and security; document processes; apply lessons from incidents and audits. Security Policy & Risk: Support security policies (ISO 27001, GDPR), conduct risk assessments and audits, and recommend protective measures. Your qualifications Technical skills: Strong expertise in Windows and Linux environments. In-depth knowledge of network services operations. Solid understanding of networking and strong security skills (Firewalls, VPNs, filtering). Experience with security tools (EDR, vulnerability management, monitoring). Familiarity with tools such as Qualys, Sophos MDR, or equivalents. Basic knowledge of cloud environments, preferably Microsoft Azure. Soft skills: Ability to prioritize and work under pressure in a dynamic IT environment. Analytical mindset, strong synthesis skills, and proactive problem-solving. Rigorous, organized, with strong attention to detail in security management. Adaptable and technologically curious. Motivated for continuous learning and improving practices. Clear and effective communication with team members and clients. Collaborative approach to ensure coherent and secure IT operations. We offer the possibility to evolve on a permanent basis within a company in expansion, recognized for its professionalism in the quality of the delivered material as well as its first-class services and support to its customers. A competitive and attractive salary package along with extra-legal advantages. We will also show our appreciation of your contribution with continuous training as well as a creative and enriching work environment. A professional team with a strong commitment to the company and an excellent team spirit. To join Trustteam Luxembourg, send us your curriculum vitae with a cover letter. We guarantee an absolute confidentiality in the treatment of the candidatures. Trustteam Luxembourg: Pure Trust, pure IT Present on the Luxembourg market for 29 years, System Solutions becomes Trustteam Luxembourg, offering tailor-made 360° IT solutions for businesses. This merger underlines our vision of providing high-quality IT and cloud services, and gives our customers access to an even broader portfolio of services. Thanks to our local expertise and personalized approach, we put our customers' IT needs at the center and develop IT solutions that generate results. Our talented and committed team numbers over 750 employees in BeNeLux, France and Romania. Our employees are of paramount importance to the Group. Team spirit between the company's various departments, a willingness to introduce innovations, ambition and efficiency are some of our key corporate values, as they are essential to the success of our customers' projects. We have been voted “Best Workplace” for several years running by the Great Place to Work Institute.