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Andreas E.

IT Consulting / Entrepreneur

Nortrup, Germany

Experience

Feb 2025 - Present
11 months
Hamburg, Germany

IT Consultant | Schilderdienst Schadhauser

IT Services, Consulting and Integration

  • Implementing and optimizing Microsoft 365 DNS configurations for a stable and secure environment
  • Strategic consulting on Microsoft 365 solutions and their value for the company
  • Analyzing and improving internal business processes through targeted use of Microsoft 365 tools
  • Developing a customized deployment plan for Microsoft 365 to automate processes and boost efficiency
  • Advising on and executing the migration from Google Workspace to Microsoft 365, including data transfer and user management
  • Advising on data migration best practices to ensure a smooth and secure transition
  • Consulting and planning a backup strategy to ensure data integrity and recoverability
  • Managing Entra ID (Azure AD), including user/group controls, conditional access, and MFA for Microsoft 365
Nov 2024 - Apr 2025
6 months
Bochum, Germany

External - Deputy IT Manager

Procivitate gGmbH

  • Coordinating and managing IT projects in close collaboration with external stakeholders and internal teams
  • Regular reporting and communication with decision-makers, including progress and risk analyses
  • Advising executives on IT strategies and governance policies, and their implementation in business processes
  • Managing compliance with GDPR and GoBD, including policy development and audit preparation
  • Conducting ongoing security assessments and optimizations to adapt to current threat scenarios
  • Leading and coordinating IT security measures to protect IT infrastructure and cloud services
  • End-to-end project management of the Microsoft 365 suite, including implementation, security, and governance
Oct 2024 - Jun 2025
9 months
Wiesbaden, Germany

CI/CD Engineer | ITZBund

IT Services and Integration

  • Orchestration and job management for efficient control of IT processes and workflows
  • Managing source code with version control systems to ensure code integrity and traceability
  • Task, project, and knowledge management to optimize team collaboration and documentation
  • Automation and configuration management for a standardized and scalable IT infrastructure
  • IT process automation by integrating and optimizing CI/CD pipelines and script-based solutions
  • Creating and maintaining technical documentation to ensure best practices and knowledge management
  • Python scripting for module development, including automation and extension of existing systems
Jun 2024 - Present
1 year 7 months
Bochum, Germany

Systems Engineer | Procivitate gGmbH

IT Services and Integration

  • Developing and implementing security strategies in Microsoft 365 to protect cloud infrastructure
  • Advising on, consolidating, and implementing endpoints and IT components for a robust and scalable IT environment
  • PowerShell scripting for automating and fulfilling custom requirements in Microsoft 365 and Windows environments
  • Expert consulting on Exchange Online and SharePoint Online, including migration, management, and optimization
  • Compliance management in Microsoft 365 according to GDPR and GoBD, including security policies and audit plans
  • Ongoing security assessments and optimizations to adapt to current threat scenarios
  • Hardening Office 365 according to proven IT security frameworks (e.g., NIST, CIS, BSI baseline protection)
  • Planning, configuring, and managing UniFi networks (Ubiquiti), including Wi-Fi controllers and switches for stable and scalable network environments
Apr 2024 - Present
1 year 9 months
Cologne, Germany

Systems Engineer, Consulting | Euratraders GmbH

IT Services and Integration

  • Advising, consolidating, and implementing IT solutions to optimize the system landscape
  • Planning and implementing NAS solutions for scalable and secure storage infrastructures
  • Developing and launching new web platforms, including system architecture and deployment
  • Conducting domain and email migrations, including data transfer and configuration management
  • Integrating and migrating Linux operating systems, including optimization and security concepts
  • IT troubleshooting and error analysis to ensure a stable system environment
  • Implementing and configuring Nextcloud for powerful collaboration solutions
Jun 2022 - Jul 2024
2 years 2 months
Wiesbaden, Germany

System Engineer Application Operations | ITZBund

IT-Dienstleistung- und Integration

  • Project support in new IT initiatives with focus on infrastructure setup and provision according to BSI IT baseline protection
  • Analysis, planning, and implementation of infrastructure requirements for application operations in project-based integrations
  • Setup, configuration, and operation of web services and application servers, including Apache2, Wildfly, Tomcat, and JBoss
  • Scripting & automation with Bash to address custom requirements and support system operations
  • Ensuring security-compliant system configurations according to internal IT security guidelines and BSI security modules
  • Administration and operation of Linux servers (RHEL & SUSE Linux Enterprise Server) within the system landscape
  • Planning and executing migrations from SUSE-based systems to Red Hat Enterprise Linux (RHEL)
  • 2nd-level support in the Linux server environment, including ticket handling, error analysis, and sustainable problem resolution
Jul 2021 - Present
4 years 6 months
Wiesbaden, Germany

Systems Engineer | System Vertrieb Alexander GmbH

IT-Dienstleistung- und Integration

  • Analysis, design & implementation of product suite requirements to optimize the IT environment
  • Consulting, coordination & consolidation of IT systems & components in the areas of infrastructure, organization & control
  • Integration & migration of infrastructure components & network services, including Exchange, file & domain migrations
  • Development & implementation of custom software for process automation & efficiency improvement
  • Creation & maintenance of technical documentation for sustainable IT administration
  • IT project management & coordination of end-to-end migration projects
  • Integration & migration of Linux operating systems & solutions, including optimization & security hardening
  • 2nd- & 3rd-level support for Linux environments, error analysis & troubleshooting
  • Installation and management of Proxmox Backup Server
  • Successful implementation and management of Isilon storage systems to optimize data management and storage
  • Management and optimization of virtualization environments with Linux and KVM
  • Providing remote support and error analysis
  • Project management & coordination of IT infrastructure to ensure smooth IT operations
Feb 2021 - Aug 2021
7 months
Essen, Germany

Systems Engineer & Project Management | InCase Handelsgesellschaft mbH

IT-Dienstleistung- und Integration

  • Implementation of digital workplace tools (Office 365) to increase efficiency and improve collaboration
  • Preparation and secure migration of data for SharePoint Online and file servers
  • Creation and design of SharePoint sites to optimize user experience and information management
  • Participation in daily meetings with C-level managers to optimize business processes
  • Training end users in SharePoint, Microsoft Teams, and OneDrive Business to promote technology adoption
  • Leading the migration from Exchange on-premises to Exchange Online to modernize the email infrastructure
  • Consulting on integrating Microsoft Books into SharePoint and websites for using digital resources
  • Developing concepts for using Microsoft Streams to improve internal communication
  • Administration and support of Cisco Meraki network infrastructures, including setup of access points, switches, and firewalls via the cloud-based dashboard, as well as implementing security policies and site connections
  • Setting up Microsoft Intune for mobile device management to enhance data security
  • Providing first- and second-level support for quick problem resolution for IT users
  • Managing Entra ID (Azure AD), including user/group management, conditional access & MFA for Microsoft 365
Jan 2021 - Mar 2021
3 months
Erkrath, Germany

Systems Engineer | BiolytiQs GmbH

IT-Dienstleistung- und Integration

  • Successful migration of an SBS 2008 server to Windows Server 2019, including implementing network services like DNS, DHCP, and file services
  • Implementing AD Connect for domain synchronization to enable single sign-on (SSO) between on-premises and Office 365
  • Optimizing workflows by advising on automation with Microsoft Flow
  • Installing and configuring Veeam Backup & Replication; regularly validating backup jobs and recovery processes to ensure data integrity
  • Integrating a Synology NAS server to improve storage solutions and simplify data access
  • Training staff in Microsoft Teams to enhance collaboration and communication
  • Managing Entra ID (Azure AD), including user/group management, conditional access & MFA for Microsoft 365
  • Deploying, managing, and administering Sophos Firewall, Managed Detection and Response (MDR), and endpoint security solutions
Jul 2020 - Aug 2021
1 year 2 months
Mettmann, Germany

Senior Systems Engineer | IT Pre-Sales | Project Manager | MAIT Germany GmbH

IT-Dienstleistung- und Integration

  • Analysis, planning & implementation of product suite requirements to optimize IT processes
  • Consulting, coordination & consolidation of IT systems & components (IT infrastructure, organization & control)
  • Integration & migration of infrastructure components & network services, including Exchange, file & domain migrations
  • Creating technical documentation & developing training & presentation materials for knowledge transfer
  • Migration & integration of on-premises solutions into Microsoft 365, including strategic rollout
  • Building intranet & team sites and integrating them into Microsoft Teams to create a digital workplace
  • 2nd- & 3rd-level support for Windows & Linux environments, including error analysis & troubleshooting
  • Migration from Arcserve to Veeam Backup to improve data protection and recovery processes
  • Project management & coordination of IT infrastructure projects in close collaboration with clients
Feb 2019 - Jun 2020
1 year 5 months
Cologne, Germany

Junior IT System Administrator

Greenpocket GmbH

  • Developing and integrating product suite requirements.
  • Procuring, managing and providing IT systems and components
  • Installing, maintaining, automating and deploying heterogeneous IT systems
  • Creating technical documentation
  • Integrating and administering collaboration and developer services (GitLab, Mattermost, Jira, Confluence)
  • Supporting MS Active Directory, DHCP and DNS
  • Implementing and managing Veeam Backup
  • Managing and configuring PFSense firewalls
Feb 2018 - Jan 2019
1 year
Cologne, Germany

IT System Administrator

Another Monday

  • Planning, designing and integrating comprehensive IT infrastructures to optimize business processes
  • Procuring, managing and providing IT systems and components for an efficient IT environment
  • Installing, maintaining and administering heterogeneous IT systems and cloud services (on-premise & hybrid environments)
  • Creating and maintaining technical documentation to ensure transparency and traceability
  • Integrating and administering collaboration and development platforms as well as cloud services
  • Providing in-house support and technical assistance for smooth IT operations
  • Hands-on experience with migrations, transitions and operation of Sophos firewall systems, and administration of security endpoint solutions
Aug 2017 - Jan 2018
6 months
Bad Homburg, Germany

System Integrator

UHER Electronic GmbH

  • Planning, provisioning and integrating custom software components for tailored IT solutions
  • Installing, configuring and managing Microsoft products as well as Linux distributions (Red Hat, Ubuntu & other derivatives)
  • Implementing and operating Nagios monitoring systems for proactive system monitoring
  • Integrating and optimizing search engine solutions (ELK-Stack, Solr) for efficient data analysis and indexing
  • Creating and maintaining technical documentation to ensure transparency and maintainability
  • Version control with Git & SVN for efficient management of development processes
  • Packaging for Linux distributions, including customization and deployment
  • Integrating and managing firewalls to secure the IT infrastructure
Aug 2014 - Jul 2017
3 years
Cologne, Germany

IT Specialist in System Integration (Vocational Training)

UTS innovative Softwaresysteme GmbH

  • Planning and provisioning of server and client systems for a stable and high-performance IT infrastructure
  • Advising and designing network infrastructures, including security and performance optimization
  • Installing, configuring and managing Microsoft products and Linux distributions
  • Implementing and operating in-house monitoring solutions for system monitoring
  • Data center support and maintenance for a reliable IT environment
  • Creating and maintaining technical documentation for smooth processes and knowledge management
  • Managing and handling support requests via the OTRS ticket system
  • Conducting and overseeing Office 365 migrations, including user management and security settings

Summary

More than 8 years of experience in planning, managing, and automating secure Linux environments (RHEL, SUSE, Ubuntu, Debian). Strong focus on infrastructure hardening, compliance (BSI IT baseline protection), CI/CD processes, backup strategies, as well as security and monitoring solutions. Effective in mixed environments with critical infrastructure experience.

Languages

German
Native
English
Elementary
Spanish
Elementary

Education

Aug 2014 - Jul 2017

UTS Innovative Softwaresysteme GmbH

IT Specialist in System Integration · System Integration · Cologne, Germany

Certifications & licenses

BSI IT Baseline Protection Consultant

BSI

BSI IT Baseline Protection Practitioner

Federal Office for Information Security

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