Mazhar Shah

• Planning, operation, and optimization of Windows, Linux, and cloud infrastructures

• Administration of Microsoft 365, Exchange Online, Azure AD, and Active Directory environments

• Conception and support of networks, VPN solutions, firewalls, and security concepts

• Virtualization, containerization, and automation with VMware, Hyper V, Docker, PowerShell, Bash, and Ansible

• Monitoring, troubleshooting, and 2nd and 3rd level support for complex IT environments

• Consulting and implementation of infrastructure, security, and digitalization projects

• Support with compliance requirements such as ISO 27001 and ISMS

• Concept and implementation of AI-powered IT assistants (e.g., ticket summarization, runbook assistant, knowledge base search) based on M365, SharePoint, and internal documents.

• Automation of IT admin processes through AI agents and scripts (PowerShell, Bash, Ansible) for onboarding/offboarding, monitoring, reporting, and patch/backup checks.

• Secure AI integration into existing infrastructures with a focus on data protection, authorization concepts, and human-in-the-loop workflows (RAG over company knowledge).

• Consulting for SMEs and IT service providers on the introduction of AI automation and agent-based solutions in IT, support, and digitalization.

• Administration, operation, and further development of highly available Linux server landscapes (Debian, Ubuntu, RHEL)

• Planning, implementation, and optimization of network and security architectures including VLAN, routing, VPN/IPSec, and firewall systems

• Automation of administrative and operational processes using Bash scripting, Ansible, and Docker

• Development and optimization of cross-server backup and recovery solutions to ensure business continuity

• Conception, setup, and support of load balancing and reverse proxy solutions with HAProxy and NGINX

• Monitoring, error analysis, and performance optimization of productive systems and networks

• Planning and implementation of complex infrastructure projects in national and international environments

• Technical coordination and collaboration with international project partners in English

• Support and implementation of IT security measures within the scope of ISMS and ISO 27001 requirements

• Incident management, troubleshooting, and sustainable error resolution in productive enterprise environments

• Management and maintenance of company-wide Windows and Linux servers

• Support of network components: switches, routers, firewalls (Firepower, HUAWEI)

• Setup of highly available VPN infrastructures with IKEv2/IPSec protocols

• Trainee supervision (unofficial training manager), as well as training