Our client is an established IT service company based in Bielefeld, specializing in tailored IT solutions for small-medium sized businesses. With a dedicated team of professionals, the company provides comprehensive support in managing and optimizing IT infrastructures. The focus is on delivering reliable, scalable solutions that meet the individual needs of their clients. Responsibilities: Administration and support of Microsoft Windows servers (2016, 2019, 2022) and their infrastructure. Setup and management of Microsoft Active Directory and Group Policy Objects (GPO). Management of the Office 365 environment for over 200 users, including Exchange and SharePoint. Implementation of security and data protection policies within the IT infrastructure. Support with the rollout and maintenance of Microsoft Teams and OneDrive for Business. Requirements: At least 2 years of professional experience in IT administration. Strong knowledge of Microsoft Windows servers and Active Directory. Experience in managing Microsoft Office 365 and implementing security policies. Technical understanding and problem-solving skills. Good communication skills in German and English .