Information System Administrator İş İlanı

IT Administrator We are looking for an IT Administrator to support and manage our IT infrastructure, systems and cloud environments. The role will focus on the administration, maintenance and continuous improvement of IT infrastructure rather than first-level helpdesk support. Key Responsibilities Administer and maintain Windows Server, Active Directory and Microsoft 365 environments Manage user accounts, permissions, policies and system configurations Support and maintain Cloud environments, preferably Azure and/or AWS Monitor and maintain servers, virtualization platforms, network infrastructure and backup systems Ensure the availability, performance and security of IT infrastructure Perform system monitoring, troubleshooting and root-cause analysis Support infrastructure migrations, upgrades and technology projects Manage backup, disaster recovery and business continuity processes Work with IT vendors and external service providers when required Maintain technical documentation, system inventories and IT procedures Collaborate with internal teams and international stakeholders to resolve infrastructure-related issues Follow IT security policies and contribute to continuous improvement of infrastructure and systems Requirements 4+ years of experience in IT Administration, Systems Administration or IT Infrastructure Strong knowledge of Windows Server and Active Directory Experience with Microsoft 365 administration Good understanding of Cloud technologies, preferably Azure and/or AWS Knowledge of virtualization technologies such as VMware or Hyper-V Good understanding of networking, backup and IT security Ability to troubleshoot infrastructure and system-related issues independently Experience working with vendors and external IT service providers Strong analytical and problem-solving skills Good communication and teamwork skills Good command of English, both written and spoken Experience in a corporate / enterprise environment is a plus Location: Istanbul, Türkiye Work Model: On site