operational services GmbH & Co. KG | Germany | 81xxx, 80xxx München | Permanent position | Full time / Home office | Published since: 29.12.2025 on stepstone.de
Senior Administrator Windows / LAN (m/f/d)
operational services (OS) is one of the leading ICT service providers in the German market and is considered to be the backbone of digitalization. It is the leading agile unit of the Telekom Group in order to continuously accelerate the digital transformation in the German middle class. With over 1,000 highly qualified employees, it develops and operates state-of-the-art information systems, manages private & public cloud platforms, secures long-term 24/7 system support and the availability of critical operating processes. STELLENKENNZIFFER: 992025066MHD
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Your tasks • Your profile • What we offer
Planning, design and implementation of commissioning and operation of AD structures Processing / performing complex orders in the AD environment and Windows Fileservice structures Active cooperation in planning and implementing migration projects in the AD environment Working with the creation of decision templates and concepts for our customers Creation of complex and meaningful documentation
Master or Diploma with adequate professional experience or comparable knowledge and skills At least seven years of professional experience, of which at least five years in IT administration with corresponding complexity Multiannual professional experience in the planning and operation of AD structures in the enterprise environment Knowledge of the planning and operation of Windows Fileservice structures (possibly even based on NetApp Metro Clusters) Knowledge and experience in migration projects when moving large amounts of data into a new AD context Knowledge of NetApp CIFS, NFSv4, Kerberos, Multiprotocol and AD Integration Knowledge in the IT environment of the automotive industry desirable Good knowledge of German and English
Germany-wide mobile work Attractive salary package with participation 37 hours/week with working time accounts Employer-funded training and certification Another plus is our bicycle leasing, 30 days holiday, subsidised Germany ticket, employee-funded retirement provision, asset-effective services, group accident insurance for work and leisure as well as employee conditions for many products from the Deutsche Telekom Group. .
Location
![]() | operational services GmbH & Co. KG | |
| München | ||
| Germany |
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