We are looking for an experienced Operation Engineer to join our interdisciplinary Agile team. You will be responsible for maintaining and evolving legacy on-premises infrastructure (Linux, Oracle DBA, Apache, Tomcat) while supporting migration to modern cloud-based solutions such as Azure DataBricks. You will have an opportunity to become a part of the delivery team for one of our key Customers in the Airspace Industry, dealing with Air Traffic Management, Flight planning and Air Traffic Control capacity planning. Our Customer has embarked on the multi-year journey of IT landscape modernisation to increase efficiency of the European Air Traffic Management systems under the most critical programme in European public sector area. Working as a part of the team you will be engaged in the delivery of cutting-edge IT systems supporting pan-European aviation and shaping the future of European Air Traffic Management. Join us on this multi-year journey to reshape the European Skies!  Key Responsibilities:  Maintenance and support of production environments Execution of operational and infrastructure-related User Stories Participation in Agile ceremonies (Sprint Planning, Daily Standups, Reviews, Retrospectives) Translation of infrastructure requirements into backlog items Coordination with external production stakeholders Identification and escalation of impediments Implementation and monitoring of infrastructure resources Contribution to incident and problem management (TTF/TTR) Ensuring compliance with architecture, security, and scalability standards Supporting deployments and defining Quality Gates Promoting DevOps best practices and operational excellence within the team Onsite work requires approximately 30 days per year  Required Qualifications: At least 4+ years’ experience with required technology stack Experience with Linux, Oracle DBA, Apache, Tomcat Familiarity with cloud migration (preferably Azure DataBricks) Understanding of DevOps principles and Agile methodologies Ability to work independently and in a team Strong communication skills in English Proactive attitude and problem-solving mindset Advantageous: experience in production support, scripting, and monitoring tools  What is in it for you?  Courses and certifications e.g. Google Cloud, AWS, ITIL Wellbeing programs & work-life balance - integration and passion sharing events Private medical and dental care Benefits platform – shopping, cinema, sport etc. Co-funding of sport activities, e.g. Multisport & OK system cards, b-active program Conferences and Expert Communities Gift packages for special occasions: Easter, Christmas, Children’s Day Appreciation for seniority: additional days off, Atos Jubilee gifts Charity and eco initiatives Hybrid working mode (depends on your place of residence; max 2 times/month from our office)