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 performanceMonitor server performance, availability, and security, addressing issues proactivelyConfigure and maintain server applications such as IBM MQ and build toolsAdminister and optimize SQL databases and instances for stability and efficiencyInstall, configure, and oversee CI/CD agents supporting software delivery pipelinesSupport and improve CI/CD tools like TeamCity, Octopus, and BitbucketManage access rights across servers, databases, and CI/CD platforms, ensuring security standards are metAutomate administrative and deployment tasks using scripting (PowerShell, Bash, Python) and configuration management tools like AnsibleDevelop and maintain Ansible-based deployment automationCreate and update technical documentation in knowledge-sharing platformsYou're ideal for this role if you have:Minimum of 3 years of experience administering Windows Server and Linux systemsHands-on knowledge of automation tools such as Ansible, PowerShell, Bash, or PythonPractical experience creating and maintaining Ansible playbooksWorking knowledge of CI/CD tools such as TeamCity, Octopus, and BitbucketAbility to administer and monitor SQL databasesUnderstanding of software development and deployment processesStrong focus on security standards and system stabilityExperience supporting development teams in operational tasksFamiliarity with documentation practices in technical environmentsPrevious experience in a corporate or regulated environmentNice 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 conditionsEnhance your skills and develop your expertise in the financial industryWork on the most strategic projects available in the marketDefine your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several yearsParticipation in Social Events, training, and work in an international environmentAccess to an attractive Medical PackageAccess to Multisport Program#GETREADYInternal job ID #8356You can report violations in accordance with ITDS’s Whistleblower Procedure available here.