Windows Systems Administration
3,382 open positions
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Senior Systemadministratorin/administrator (m/w/d) im Dezernat 12 - Indormationstechnik Landesamt für soziale Dienste Schleswig-HolsteinRemote 1mo Senior System Administrator responsible for the stability and continuous development of critical IT infrastructure and specialized applications for a public administration office.
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Lead Microsoft Identity Engineer - Onsite in Austin, TX InsightAustin,United States $140k–$160k1mo Lead enterprise identity infrastructure engineering, focusing on Active Directory migrations, hybrid environment management, and authentication platform modernization.
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IT-Systemadministrator*in mit Schwerpunkt Schul-IT (m/w/d) Stadtverwaltung Radolfzell Haupt- und PersonalverwaltungRadolfzell am Bodensee, BADEN_WUERTTEMBERG 1mo Administration, monitoring, and development of IT infrastructure for schools, including client, server, network, and device management.
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IT-Systemadministrator (m/w/d) PRIMALOG GmbHDüsseldorf, NORDRHEIN_WESTFALEN 1mo Design, implement, and maintain scalable IT infrastructure including servers, networks, and data centers for mid-sized enterprises.
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IT-Administrator (m/w/d) DMG MORI Finance GmbHFilderstadt, BADEN_WUERTTEMBERG 1mo Administration of IT systems, cloud applications, and their interfaces, including installation, configuration, updates, monitoring, reporting, and support.
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Solution Owner Core Platform Services (w/m/d) Bechtle AGBonn, NORDRHEIN_WESTFALEN 1mo Responsible for strategy, roadmap, and portfolio of core platform services, ensuring economic success and market positioning.
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Referent Systemadministration / IT-Betrieb (w/m/d) Statistisches Landesamt Land BWFellbach, Württemberg, BADEN_WUERTTEMBERG 1mo Ensuring the operation of IT systems and implementing IT security for the Statistical Office of Baden-Württemberg.
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IT-Systemadministrator (m/w/d) IN-TIME Transport GmbHBuchholz in der Nordheide, NIEDERSACHSEN 1mo Ensuring reliable IT operations and driving the continuous evolution of the company's IT landscape for a logistics firm.
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Mitarbeiter (m/w/d) Infrastructure Sanacorp Pharmahandel GmbHPlanegg, BAYERN 1mo Ensuring and evolving server and client systems, including administration, monitoring, and troubleshooting for a pharmacy logistics network.
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Senior Systemintegrator - IT-Infrastruktur / Windows / Linux (m/w/d) Workwise GmbHEisingen, Kreis Würzburg, BAYERN 1mo Integrating complex IT systems and applications into existing customer landscapes, analyzing technical requirements, and developing sustainable integration and operations concepts.
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IT-System Engineer (w/m/d) Bechtle IT-Systemhaus GmbH & Co. KGDüsseldorf, NORDRHEIN_WESTFALEN 1mo Ensure smooth IT operations for mid-sized customers with a focus on DataCenter, Security, Cloud, and Virtualization.
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IT-Systemadministrator (m/w/d) Gemeinde HolleHolle bei Hildesheim, NIEDERSACHSEN 1mo Administration and development of the municipality's IT infrastructure, including servers, networks, security, and user support.
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IT-Systemadministrator (m/w/d) in Teilzeit 80 % Tropenklinik Paul Lechler Krankenhaus gemeinnützige GmbHTübingen, BADEN_WUERTTEMBERG 1mo Ensure stable and reliable IT operations for a 90-bed hospital, including administration, monitoring, and maintenance of IT systems and infrastructure.
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Towerlead Serversupport (w/m/d) Bechtle Managed Services GmbHWolfsburg, NIEDERSACHSEN 1mo Lead and support server infrastructure for enterprise clients as a 2nd Level Support expert, handling incidents, changes, and complex troubleshooting while leading a support team.
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IT-Systemadministrator (m/w/d) moontelecom Magnus RichterRemote 1mo Technical responsibility for customer environments from planning to ongoing operations, focusing on Windows-based servers, security/backup solutions, and LANCOM environments.
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Systemadministrator/in (w/m/d) im Bundesrat BundesratBerlin, BERLIN 1mo Support the Federal Council (Bundesrat) in fulfilling its constitutional tasks through IT operations.
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IT- Server & Netzwerkadministrator (m/w/d) bremenports GmbH & Co.KGRemote 1mo Administration of IT infrastructure including Windows/Linux environments, network setup, and user support for a maritime port authority.
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Applikations- und Datenbankadministrato*in (w/m/d) Windows/SQL CONITAS GmbHMainz am Rhein, RHEINLAND_PFALZ 1mo Operate workflow and document management platforms in a government environment; design and build new system landscapes for Microsoft Windows and SQL; manage software and hardware architecture updates.
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IT-Systemadministrator (m/w/d) IGM GmbH & Co. KG Fenster und FassadenMedard, RHEINLAND_PFALZ 1mo Central point of contact for planning, implementation, and maintenance of IT infrastructure, ensuring smooth operation of networks and systems.
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IT-Systemadministrator (m/w/d) MODUS Consult GmbHRemote 1mo Managing internal IT infrastructure, Microsoft 365 environments, and customer systems including on-premises servers and cloud solutions.
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Netzwerk- und Systemadministrator (m/w/d) Boll Logistik GmbH & Co KG PersonalabteilungMeppen, NIEDERSACHSEN 1mo Maintaining and developing the IT landscape including network infrastructure, server systems, and security for a logistics company.
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IT-Systemadministrator (m/w/d) Kliniken Bad Neuenahr GmbH & Co. KGBad Neuenahr-Ahrweiler, RHEINLAND_PFALZ 1mo Installation, configuration, and maintenance of the internal network, server infrastructure, and client systems for a large orthopedic rehabilitation clinic.
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IT-Administrator Klinik Wersbach GmbHLeichlingen (Rheinland), NORDRHEIN_WESTFALEN 1mo Reliable operation and development of the hospital's IT infrastructure, including network, servers, clients, and printers.
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IT-Systemadministrator/in List Beteiligungsges.m.b.H.Wien,Innere Stadt, WIEN €60k1mo 3rd Level Support and administration of IT systems, networks, and Microsoft 365 environments.
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System- & Netzwerkadministrator (m/w/d) - Werbeagentur PerZukunft Arbeitsvermittlung GmbH & Co. KGBerlin, BERLIN 1mo Managing Windows Server 2016 infrastructure, ensuring system availability, and resolving network issues for an advertising agency.
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System Engineer - Betrieb Plattform (m/w/d) BWI GmbHFrankfurt am Main, HESSEN 1mo Operating and administering a complex IT platform, handling incidents and changes, and managing Windows servers.
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IT-Techniker (m/w/d) | Microsoft 365, Server & Netzwerke Erhardt UnternehmensgruppeKarlsruhe, Baden, BADEN_WUERTTEMBERG 1mo Ensuring reliable operation of customer IT infrastructures by managing servers, networks, and Microsoft 365 environments.
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IT-Mitarbeiter bzw. IT-Mitarbeiterin (m/w/d) mit dem Schwerpunkt Administration und Support Landeslabor Schleswig-HolsteinNeumünster, Holstein, SCHLESWIG_HOLSTEIN 1mo IT support and administration for the laboratory's infrastructure, including server management, network administration, and user management.
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Administrator IT-Infrastruktur Schwerpunkt Serveradministrat K&S - Dr. Krantz Sozialbau und Betreuung SE & Co. KGSottrum, Kreis Rotenburg, Wümme, NIEDERSACHSEN 1mo Operating and maintaining Windows and database servers, managing network components, and ensuring backup/recovery processes for a healthcare group.
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IT Systemadministrator (m/w/d) Hays AGHalle (Saale), SACHSEN_ANHALT 1mo Central IT infrastructure administrator and 2nd-level support specialist for a production environment.
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System Cybersecurity Administrator James HardieNew South Wales 1mo Maintain system and network operations across plant and office environments, secure hybrid infrastructure, and support incident response for servers, storage, networks, and cloud services.
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System Administrator VoyagertechnologiesincJefferson, CO $110k1mo Manage and maintain enterprise IT infrastructure including cloud services, endpoints, identity, networking, and on-premises systems for a space and defense technology company.
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Distributed Services Engineer PasionaBarcelona 1mo Design, build, administer, and operate distributed IT infrastructure services including Active Directory, DNS, DHCP, and identity management to ensure reliability, availability, and security in a 24x7 production environment.
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IT-Techniker (m/w/d) | Microsoft 365, Server & Netzwerke ERHARDT IT-Services GmbH & Co. KGKarlsruhe 1mo Ensures reliable IT operations for customers by managing modern IT infrastructures, troubleshooting technical issues, and serving as a technical contact.
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Junior System & Infrastructure Engineer FinalRamat Hasharon, Israel 1mo Operate, automate, and improve Windows and Linux infrastructure across on-premises and cloud environments.
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IT Systems Administrator MitrelliUige, AO 1mo Hands-on IT Systems Administrator owning day-to-day administration, maintenance, and support of local IT infrastructure at country level.
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Senior Systemadministrator:in IT-Infrastruktur in München ECOVIS Bayla Union GmbHRemote 1mo Managing Microsoft-based IT infrastructure including servers, virtualization, security, and backup systems for a professional services firm.
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Sachbearbeitung (m/w/d) mit Schwerpunkt System-, Netz- und Anwendungsbetreuung Oberfinanzdirektion Frankfurt/MainRemote 1mo Administering Microsoft client and server systems, storage solutions, Active Directory, and network infrastructure for Hessian tax offices.
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Systemadministrator Windows Server (m/w/d) mit bis zu 100% Remoteanteil Allgeier IT GmbH DüsseldorfRemote 1mo Designing and maintaining sustainable operational concepts for server landscapes, integrating servers into management tools, and performing hardware/firmware updates.
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Systemadministrator (m/w/d) Pharmpur GmbHKönigsbrunn bei Augsburg, BAYERN 1mo Central pillar of IT infrastructure ensuring smooth and secure operation of systems, networks, and production environment integration.
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Systemadministrator Citrix & Windows (m/w/d) qards GmbHRemote 1mo Operating and evolving Citrix and Windows server infrastructure, including automated patch management and vulnerability remediation.
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Mitarbeiter (m/w/d) IT-Infrastruktur inkl. Softwareentwicklung Sill Optics GmbHWendelstein, Mittelfranken, BAYERN 1mo Ensuring IT infrastructure availability, managing local IT landscape and networks, developing software modules, and modeling data for BI.
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Informatiker, Fachinformatiker, Techniker, Ingenieur (m/w/d) Telcat Multicom GmbHHalberstadt, SACHSEN_ANHALT 1mo Installation, operation, and monitoring of complex IT and network components (LAN, WAN, WLAN) and server infrastructure for clients.
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Systemadministrator Infrastruktur & IT-Sicherheit (m/w/d) intersoft GmbHRemote 1mo Operational IT security and infrastructure administration for a specialized insurance software company.
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Systemadministrator / in (w/m/d) WS IT-Systeme GmbHRemote 1mo Administration of Windows Servers (2019-2025), virtualization, server applications, IT security, and customer support.
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Mitarbeiter (m/w/d) IT-Administration und -Support Spedition Bork GmbH & Co. KGLanggöns, HESSEN 1mo Administration, operation, and development of a virtualized IT landscape including VMware, Windows/Linux servers, Active Directory, and MS Exchange, alongside 1st & 2nd level support for internal users.
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