Windows Systems Administration
3,478 open positions
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IT Manager / Administrator (m/w/d) Gladbacher Bank AGRemote today Ensure smooth operation of IT infrastructure, including installation, maintenance, and support of hardware, software, and mobile devices.
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System Administrator (m/w/d) – Vollzeit MDSYSTEC GmbHRemote today Provide 2nd-level IT support, maintain Windows server/client infrastructure, and administer Microsoft 365 and Entra ID for internal users and customers.
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IT-Systemadministrator (m/w/d) SBK Sozial-Betriebe-Köln gemeinnützige GmbHKöln, NORDRHEIN_WESTFALEN today Administration and support of on-premise IT infrastructure for social and elderly care services.
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IT-Administrator (m/w/d) Active Directory, Zentrale Bela ZentraleKiel, SCHLESWIG_HOLSTEIN today Administration and configuration of Microsoft infrastructure, specifically Active Directory, Windows Servers, and software distribution.
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IT-Infrastrukturadministrator (m/w/d) – Bildungs- & IT-Dienstleistungen WeMatch.Remote today Ensuring smooth operation and security of Windows Server landscape, Terminal Server farm, and virtualization environments (VMware ESXi to Proxmox HA/Ceph migration) in a data center.
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IT-Administrator/-in Stefan PlendlOberschneiding, BAYERN today IT-Administrator responsible for network and server administration, troubleshooting, and user support for small and medium-sized enterprises.
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IT Systems Engineer (m/w/d) WabtecVienna, Vienna, at €43ktoday Administer and develop Windows server and client landscapes, manage software deployment, patch management, and IT integration for rail transport systems.
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Infrastructure Security Engineer (m/w/d) Thalia-B-Cher-GMBHHagen, NRW, de today Securing and hardening IT infrastructure including firewalls, networks, and Windows environments to prevent vulnerabilities and risks.
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Senior IT-Administrator (m/w/d) Braun HamburgMönckebergstraße 5.OG / Remote 1d Operate and evolve IT infrastructure (servers, network, clients) across offices, warehouses, and retail stores for a luxury fashion retailer.
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Senior IT Systems Engineer - Azure Virtual Desktop & AI Parkland Health and Hospital SystemUSA $82k–$122k1d Plan and engineer systems infrastructure, ensuring security and compliance across on-premises and cloud environments.
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System Architect JSM Consulting IncUSA $89k–$129k1d Designing technical and security infrastructure, installing/configuring COTS business applications on Windows, and providing L3 support for application interfaces and system interconnects.
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Internal IT Support Ireckon BVAmsterdam 1d Own and maintain the company's internal IT environment, ensuring employees have secure, reliable access to systems, devices, and infrastructure.
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Intégrateur / Technicien d'Exploitation Applicative Windows (N2/N3) (H/F) EverienceStrasbourg, Grand Est, fr 1d Integrate, deploy, and monitor Windows applications and environments for a large institutional client, handling complex incidents and ensuring operational stability.
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Systemadministrator (m/w/d) DIS AG GermanyRemote 1d Managing and maintaining IT infrastructure to ensure efficient and trouble-free operation of all systems.
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Sachbearbeiter/-in /EDV - IT-Fachkraft (m/w/d) GEMEINDE HOPPEGARTENRemote 1d Administration, operation, maintenance, and development of IT infrastructure across the municipal administration and all its branches (kindergartens, schools, fire departments, libraries).
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Systemadministrator Windows (m/w/d) Peak One GmbHMannheim, BADEN_WUERTTEMBERG 1d Administration and development of a hybrid Microsoft infrastructure (On-Premises & Microsoft 365) including Active Directory, Entra ID, Exchange Online, SharePoint, and Windows Servers.
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Bochumer Verein Verkehrstechnik GmbH BochumIlsenburg (Harz), SACHSEN_ANHALT 1d Administration and development of Microsoft 365 environments, Windows Server infrastructure, virtualization, and network systems for a rail vehicle manufacturer.
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Systemadministrator (aGw*) Lindner Group KGArnstorf, BAYERN 1d Design, operation, and optimization of Windows Server infrastructure, Active Directory, and Microsoft Entra ID in a hybrid environment.
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Senior IT_administrator Braun Hamburg GmbH & Co. KGHamburg, HAMBURG 1d Operate and evolve IT infrastructure (servers, network, clients) across offices, warehouses, and retail stores for a luxury fashion retailer.
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IT Administrator (m/w/d) in Vollzeit J.N. Oberpaur GmbH & Co. KG ModehausLandshut, Isar, BAYERN 1d IT Administrator supporting digitalization, network infrastructure, and IT systems across multiple locations.
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Systemadministrator (m/w/d) Matthias NetzkerLübbenau/Spreewald, BRANDENBURG 1d Installing and administering servers, domains, clusters, and networks; ensuring network security; providing on-site and remote support; analyzing and resolving system issues.
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System Administrator (m/w/d) Netzwerk - Konstanz SEITENBAU GmbHKonstanz, BADEN_WUERTTEMBERG 1d Ensuring and optimizing the secure operation of network and server infrastructure, including virtualization and automation.
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IT-Systemadministrator (m/w/d) Schmittel IT GmbHWernigerode, SACHSEN_ANHALT €42k–€60k1d IT System Administrator providing full-stack support for Microsoft 365, Windows Server, and network infrastructure for clients.
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IT-Administrator Infrastruktur (m/w/d) FINEOO Inhaber Eric MartinRemote 1d Administration, configuration, and continuous development of server, client, and operating system landscapes; ensuring reliable and secure operation of network infrastructures including LAN/WAN, DNS, DHCP, VPN, and firewall.
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IT-Administrator*in mit Schwerpunkt Groupware, Verzeichnisdienst sowie Netzwerk- und Systemmanagemen ver.di Vereinte DienstleistungsgewerkschaftBerlin, BERLIN 1d Administration of Groupware, directory services, and network/system management for a large German trade union.
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IT-Administrator (m/w/d) mandala IT GmbHBraunschweig, NIEDERSACHSEN 1d Managing and evolving the IT landscape, including server administration, security, and infrastructure development.
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IT Systemadministrator * in On Premise Windowssysteme Stadt WuppertalRemote 1d Building and administering Microsoft Terminal Servers and Member Servers for hosting specialized applications in on-premise environments.
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IT-Systemadministrator (w/m/d) Brunel GmbH NL BochumBochum, NORDRHEIN_WESTFALEN 1d Administration, maintenance, and development of Windows and Microsoft 365 system landscape, including server and infrastructure support.
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IT-Systemadministrator (m/w/d) Infrastruktur & Security Erismann & Cie. GmbHBreisach am Rhein, BADEN_WUERTTEMBERG 1d Operate and develop the company's datacenter, server, and virtualization environment while managing network security, firewalls, and monitoring.
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IT Systemadministrator - Second Level (m/w/d) venta IT GmbHMeppen, NIEDERSACHSEN 1d Second-level IT system administrator providing comprehensive support for client IT infrastructure, including client-server systems, Windows servers, and cloud technologies.
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Teamleiter IT-Infrastruktur (m/w/d) ante-holz GmbHAllendorf (Eder), HESSEN 1d Leading a 10-person IT Infrastructure team across three production sites in Germany, ensuring stable and secure operations of data centers, networks, storage, and virtualization while driving modernization and automation.
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