0IT System Administrator - Windows / M365 / Virtualization / Security (m/f/d)
Majori GmbH | Germany | 40xxx, 48xxx, 45xxx, 44xxx, 30xxx, 20xxx, 22xxx, 21xxx, 10xxx, 50xxx, 14xxx, 13xxx, 12xxx, 51xxx Berlin, Hamburg, Köln, Aachen, Düsseldorf, Dortmund, Essen, Münster, Hannover | Permanent position | Full time / Home office | Published since: 24.02.2026 on stepstone.de

IT System Administrator - Windows / M365 / Virtualization / Security (m/f/d)


We from Majori GmbH are a personal consultancy with a focus on IT positions. For a stock customer from a future-proof industry (Technology / Industry 4.0 / Sustainability) we are looking for qualified reinforcement in the field of IT infrastructure at the aforementioned locations. .

Your tasks • Your profile • What we offer

We from Majori GmbH are a personal consultancy with a focus on IT positions. For a stock customer from a future-proof industry (Technology / Industry 4.0 / Sustainability) we are looking for qualified reinforcement in the field of IT infrastructure at the aforementioned locations.

User- & Rights Management: Installation until deactivation of accounts, groups, permissions, documentation & monitoring Administration & Support of Windows Server, Clients and Central Business Applications Operation/Development of Active Directory (GPOs, Structure, Policies) and Mail/Collaboration (e.g. Exchange or M365 – depending on the setup) Virtualization: operation, maintenance and support of the platform (e.g. VMware/Hyper-V) Security & infrastructure concepts: remote access, storage, external data exchange, backup & recovery, encryption Troubleshooting in ongoing IT operation (2nd/3rd level), root analysis and sustainable troubleshooting Planning, configuring and monitoring IT security measures (harming, patch and update strategies, monitoring) Technology Scouting: Evaluation of new tools/applications and collaboration on improvement projects Documentation of processes, systems and changes (clean, comprehensible, auditable)

Training/study in the IT environment (e.g. technical informatics system integration, IT system electronics, computer science, etc.) or comparable practical experience Funded knowledge in Microsoft stack: Windows Server, Active Directory, Group Policies, Client Management Experience in virtualization (VMware or Hyper-V) and basic understanding of network/storage/backup Understanding IT security in infrastructure context (justifications, curing, encryption, secure access) Structured working, Ownership and the ability to solve complex topics pragmatically German safe, English good (document/manufacturer communication) Nice-to-have (no must): Linux Basics, PowerShell/Automatization, M365/Azure, Monitoring Tools, Endpoint Management

unlimited contract and long-term perspective in a stable, future-oriented industry Onboarding with mentor:in and planning Flexible working hours and possibility of mobile work (depending on role/team) Training & certifications (technical and personal) Modern working environment, short decision-making, collegial team Additional services such as special holidays on occasions, grants, employee events

Location

ava Majori GmbH
49074  Berlin, Hamburg, Köln, Aachen, Düsseldorf, Dortmund, Essen, Münster, Hannover
Germany

The text of this ad was translated from German into English using an automatic translation system and may contain semantic and lexical errors. Therefore, it should be used for introductory purposes only. For more detailed information, see the original text of the ad at the link below.

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