We are looking for an experienced Senior DevSecOps / Platform Engineer to join our DevSecOps Centre of Excellence. In this role, you will be responsible for designing, automating, and maintaining robust CI/CD pipelines, container orchestration, and infrastructure services. You will work on a variety of projects, supporting both foundation services and client DGs, ensuring security and efficiency throughout the full development lifecycle.ResponsibilitiesBuild and maintain CI/CD pipeline templates and reusable components in GitLab to simplify and automate software delivery.Ensure security integration across all stages of the SDLC, including automated security testing and pipeline security.Apply Infrastructure as Code (IaC) principles with Terraform to provision and manage cloud resources.Collaborate with developers, QA engineers, and IT teams to ensure smooth operation of environments.Design scalable and reliable platform solutions to meet current and future business needs.Identify operational challenges and implement automation to reduce manual work and boost efficiency.Continuously improve developer tools to increase productivity and reduce overhead.RequirementsEducationMaster’s degree (EQF level 7) in Computer Science, IT, or related field.Professional ExperienceStrong background in building and managing CI/CD pipelines with GitLab (including APIs).Solid hands-on expertise in containerization (Docker, Kubernetes).Proven experience as a Platform Engineer or DevSecOps Specialist in Linux-based environments.Proficiency with Terraform to build reusable templates and automate multi-environment provisioning.Tools & FrameworksProgramming/scripting: Python, Bash, Go.Monitoring & logging: Prometheus, Grafana, ELK/EFK.Secrets management, automated security testing, and code quality tools integrated in CI/CD.Architecture & DesignAbility to design scalable, maintainable CI/CD pipelines that support secure deployments.Experience with architecture/maturity assessments and establishing best practices.Other SkillsStrong automation mindset and ability to streamline processes.Excellent problem-solving and innovation capabilities.Service orientation with a focus on improving developer productivity.Effective communication in English, able to explain complex DevSecOps topics to both technical and business stakeholders.Openness to feedback and continuous improvement.Certifications (one of the following required)Certified DevSecOps Professional (CDP)DevSecOps PractitionerAWS Certified DevOps Engineer – ProfessionalMicrosoft DevOps Engineer ExpertGoogle Professional Cloud DevOps EngineerOr equivalent certification Other requirementsOnly EU citizenship!A 5-day onboarding in Luxembourg is necessary, during which the equipment is handed over, the team is introduced, and procedures are explained.The position is remote, but you have to be able to handle occasional short on-site appearances in Luxembourg.Ready to start work without unnecessary delay.Ability to obtain security clearance.