Mag. Marcin Kozlowski

- Administration and maintenance of Microsoft Azure cloud environment. - Managing Active Directory (AD) and Azure AD, including users, groups, roles, and policies. - Creating and maintaining hybrid AD environments (On-prem AD und Entra ID). - Supporting Windows 10/11, Windows Server (2012-2019), and macOS. - Managing Office 365, Teams, Exchange, Intune, and Apple Business solutions. - Configuring and supporting Teams conference rooms and Intune MDM. - managing JIRA tickets.

- Provided 1st to 3rd line IT support using ServiceNow ticketing system. - Managed Microsoft Azure, including creating and configuring VMs, users, and policies. - Supported Windows, macOS, and Linux Ubuntu for end users. - Administered network infrastructure, including switches, WLAN, VLAN, and VPN. - Maintained and developed technical documentation.

- Delivered 1st and 2nd line IT support for end-users. - Managed Active Directory permissions and AWS administration. - Provided technical support for Windows, macOS, and Linux Ubuntu. - Handled incident and service request management.

* Helpdesk / Support IT/ Service Desk at Techstop in Google Office * Preparing Laptops with Linux / Mac OS / Windows 7 system (installation, support ) * Helping with computers problems with Mac OS/ Chromebook OS / Linux OS /Windows /7(installation, reinstallation of system, installations a required programs, problems with connection to the internet, connecting Printers) * take care of of GVC /VC rooms

Support IT und IT-Administration (Windows/Linux servers, Active Directory)

Helpdesk (implementation of applications from employees (remote and local), help for problems such as hardware, software, etc..) maintenance of computer hardware, data protection principles and proper operation of the software, the basic rules of using computer networks as well as diagnostics., Windows Server administration. Knowledge of issues concerning the creation, configuration, monitoring LAN, including connecting them to the Internet. Knowledge of network topology

Testfälle (TestLink) vorbereiten Erforschung von Texting, Meldung von Bugs (Bugtracker: Mantis) Vorbereitung eines Testplans (nach IEEE 829) Usability-Tests der Apps, Webseiten