Lodz-based opportunity with hybrid work model (2 days in the office per month).As a Windows/Linux System Administrator, you will be working for our client, a large-scale organization operating within the online banking sector. Your contributions will ensure continuous, secure, and highly available digital financial services. Join us and help shape the future of banking technology through innovative server management and automation.Your main responsibilities: Maintain and update Windows Server and Linux RedHat environments to ensure optimal performance Monitor server performance, availability, and security, addressing issues proactively Configure and maintain server applications such as IBM MQ and build tools Administer and optimize SQL databases and instances for stability and efficiency Install, configure, and oversee CI/CD agents supporting software delivery pipelines Support and improve CI/CD tools like TeamCity, Octopus, and Bitbucket Manage access rights across servers, databases, and CI/CD platforms, ensuring security standards are met Automate administrative and deployment tasks using scripting (PowerShell, Bash, Python) and configuration management tools like Ansible Develop and maintain Ansible-based deployment automation Create and update technical documentation in knowledge-sharing platforms You're ideal for this role if you have: Minimum of 3 years of experience administering Windows Server and Linux systems Hands-on knowledge of automation tools such as Ansible, PowerShell, Bash, or Python Practical experience creating and maintaining Ansible playbooks Working knowledge of CI/CD tools such as TeamCity, Octopus, and Bitbucket Ability to administer and monitor SQL databases Understanding of software development and deployment processes Strong focus on security standards and system stability Experience supporting development teams in operational tasks Familiarity with documentation practices in technical environments Previous experience in a corporate or regulated environment Nice to have:Knowledge of DevOps processesWe offer you:ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADYInternal job ID #8356You can report violations in accordance with ITDS’s Whistleblower Procedure available here.