At Íslandsbanki, we are committed to empowering our customers to succeed through progressive thinking, collaboration, and professionalism.Our IT department is a dynamic team of software development and operations professionals dedicated to delivering high-quality software solutions and capabilities. We value agile methodologies and cross-team synergy in product ideation and delivery, achieving our goals through team autonomy, modern technology stacks, automated processes, deployment pipelines, testing, and quality gates.We're seeking a System Administrator with a strong Linux and Kubernetes background to maintain system stability, optimize performance, and enhance security across our infrastructure. You will support critical applications, drive automation, and contribute to CI/CD pipeline development. In this role, you'll collaborate with cross-functional teams to ensure seamless integration, observability, and operational excellence in a dynamic environment.Responsibilities: Maintain and support Linux systems (mainly EL based distributions), ensuring stability, performance, and security. Manage and support applications running on top of Linux systems. Maintain and support Kubernetes clusters. Take part in developing and maintaining CI/CD pipelines, enabling efficient and reliable deployment of internal applications. Create automation scripts and tools using PowerShell and/or Python to streamline operational tasks and reduce manual workload. Collaborate with cross-functional teams to ensure smooth integration and monitoring of new features and services. Participate in structured incident and change management workflows, ideally following ITIL best practices. Qualifications: At least 5 years experience in a similar role,  Hands-on experience managing Linux systems Hands-on experience managing Kubernetes clusters Hands-on experience with configuration management tools (e.g Ansible, Puppet, Saltstack) Practical knowledge of PowerShell and/or Python for automation and scripting, Advanced command of English, Optional) Experience working with Azure DevOps pipelines, including implementation, debugging, and optimization (Optional) Understanding of ITIL processes or structured incident/change management workflows (Optional) Experience working with hypervisors (VMware, Nutanix, Proxmox) (Optional) Experience working with SAN storage solutions (EMC, Pure Storage, HPE) (Optional) Experience working with physical servers (Cisco UCS, Dell, HPE, SuperMicro) WHAT ARE PERKS AND BENEFITS:Self-development: Upskilling trainings Up to 10% of your week dedicated to self-development Conference and education budget – you name events! Physical wellbeing: Multisport card Healthcare plan Life insurance policy Restaurant pre-paid card On-site restaurant and fully equipped kitchen including healthy snacks and breakfasts/coffee/refreshments Work arrangement: up to 150 PLN/hr on B2B (EC is an option too) 25 days 100% paid time off (B2B) Premium hardware (PC, screens, headphones) Company phone Flexible work schedule, emphasis on work-life balance Remote work model. But we ask you to participate in 3-day all team workshops that happen in general every 3 months. Modern office in the Center of Warsaw in CIC, offering yoga, game and wellness rooms, rooftop terrace, children's playroom, events and networking Occasional business travel to Iceland with some extra days on-site to visit the island Social events and team building activities