Windows Systems Administration
3,382 open positions
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Systemadministrator Server & Security (m/w/d), Treppendorf Thomann GmbHRemote 3mo Ensure stable, secure, and available operation of central server, virtualization, and storage infrastructure while maintaining high IT availability.
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IT-Systemadministrator (m/w/d) – Server & Infrastruktur Juskys Gruppe GmbhRemote 3mo Managing the company's entire server and infrastructure landscape to ensure stable, secure, and future-proof operations.
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Senior Netzwerk- und IT-Spezialist NorthC Deutschland GmbHNürnberg / Frankfurt 3mo Senior Network and IT Specialist responsible for on-site customer support, network security, infrastructure maintenance, and project planning.
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Deployment Specialist - Application Delivery LifeworksRemote $60k3mo Designing, building, supporting, and maintaining complex multi-application solutions and integrated systems for the Retire Benefits Systems.
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Sachgebietsleitung (m/w/d) Serverdienste und Verfahren Hansestadt Lüneburg 13 - PersonalabrechnungRemote €57k–€69k3mo Strategic leadership of IT infrastructure and operations for a municipal administration, ensuring stable server services and application support for city employees and external clients.
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IT - Systemadministrator (m/w/d) Hellma Materials GmbHJena, THUERINGEN 3mo Administration, monitoring, and optimization of IT infrastructure including Windows Server, VMware, Microsoft 365, backup, and network systems.
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Cloud-Architect (m/w/d) JUMO GmbH & Co. KGFulda, HESSEN 3mo Designing and implementing high-availability cloud architectures, IT infrastructure, and security concepts for industrial sensor and automation systems.
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?Lead System Engineer (m/w/d) Remote 3mo Lead the System Engineering team and manage the operation, maintenance, and evolution of the IT infrastructure.
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Service Technician / TOC Specialist – Cloud & IT-Infrastruktur (m/w/d) Netcom Connected Services GmbHBerlin 3mo Monitoring and supporting internal and customer services across network, infrastructure, cloud, security, and telecommunication domains from a Technical Operations Center.
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IT-Spezialist (m/w/d) Klinikum Dortmund gGmbHRemote 3mo Administration, operation, and development of the hospital's Citrix environment and server infrastructure to ensure 24/7 availability and security for clinical and administrative applications.
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Microsoft Systemadministrator (m/w/d) DATIS IT-Services GmbHMannheim, BADEN_WUERTTEMBERG 3mo Administer and evolve Windows Server infrastructure in data centers and customer environments, design and operate Active Directory structures, and execute migration projects.
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Systems Engineer UmusicNashville, Tennessee $70k3mo Manage global enterprise server and cloud infrastructure to ensure smooth, efficient operation of UMG's technical systems.
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IT- Systemadministrator (m/w/d) WTS-IT GmbHWürzburg, BAYERN 3mo Administration and maintenance of IT and network infrastructure, IP telephony systems, and hardware/software solutions to ensure stable operations.
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IT-Infrastruktur Administrator (m/w/d), H01 Gütersloh Hagedorn Management GmbHGütersloh, NORDRHEIN_WESTFALEN 3mo Administration, monitoring, and development of the server landscape and network infrastructure.
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Fachinformatiker für Systemintegration (m/w/d) Speed Computer Service GmbHMarburg, HESSEN 3mo Installing, configuring, and administering Windows servers and clients; managing networks, IT infrastructure, and Microsoft 365/Cloud solutions.
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IT-Systemadministrator (m/w/d) TRIVIT AGRemote 3mo Installation, configuration, support, and maintenance of hybrid IT systems, networks, and software for internal teams and clients.
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IT Operations Engineer Texas InstrumentsTaiwan 3mo Design, maintain, and monitor computing infrastructure for a large install base of computers across various operating systems.
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IT-Systemspezialist - Windows Applikationsvirtualisierun ... Finanz Informatik GmbH & Co. KGFrankfurt am Main, HESSEN 4mo Design, deployment, and operation of Windows-based individual software solutions in client/server environments within financial data centers.
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IT System Engineer (m/w/d) Buhlmann RFS GmbH + Co. KGBremen, BREMEN 4mo Operate VDI and cloud environments, manage server infrastructure, and provide IT security and user support for a global steel trading company.
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Administrator / Fachinformatiker Systemintegration (m/w/d) Dittmeier Versicherungsmakler GmbHRemote 4mo Administrator supporting the IT team with server, network, and user support operations for a transportation insurance company.
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Netzwerkadministrator/in se-austria GmbH & Co. KGSchörfling, OBEROESTERREICH 4mo Maintenance, support, and optimization of IT infrastructure, specifically network technology (WAN, LAN, WLAN) and virtualization (VMware), including cloud application management in the Microsoft environment.
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IT-Administrator M365 (m/w/d) GRATZ ENGINEERING GmbHRemote 4mo Administration of Windows servers and clients, maintenance and expansion of IT infrastructure, and user support.
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Fachinformatiker für Systemintegration (m/w/d) we-connect.de GmbHRemote 4mo Installing, configuring, and maintaining IT systems, servers, and networks for clients; providing on-site and remote support; administering Microsoft 365, Azure, and cloud solutions.
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IT-Manager/in Brenner Basistunnel BBT SEInnsbruck, TIROL €58k4mo Administration and operation of Windows Server and client landscapes, network services, and Microsoft 365 environment for the Brenner Base Tunnel project.
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Senior Windows Systemadministrator (m/w/d) SoCura gGmbH SoCura gGmbH KölnKöln, NORDRHEIN_WESTFALEN 4mo End-to-End administration and optimization of Microsoft Windows system landscapes, including monitoring, patching, and disaster recovery.
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Healthcare IT Specialist (m/w/d) – Systemintegration (m/w/d) OpascaMannheim €60k–€75k4mo Implementing and integrating healthcare IT solutions into existing hospital IT and clinical landscapes to support patient identification and clinical workflows.
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Senior IT-Administrator (m/w/d) 01 Prinzing Elektrotechnik GmbHEislingen 4mo Operating and monitoring server, virtualization, and backend systems for a facility management company.
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IT-Systemadministrator/in PROGRAMMIERFABRIK GmbHRemote 4mo Operation, administration, and development of a complex Microsoft and virtualization infrastructure, ensuring stable and secure server operations.
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Senior System Engineer - Active Directory (m/w/d) BWI GmbHHamburg, HAMBURG €58k4mo Administration and operation of Active Directory environments, DNS, Federation Services, DHCP, and Lightweight Directory Services for the German Armed Forces (Bundeswehr) and other government authorities.
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Fachinformatiker / IT System Administrator (m/w/d) VIEROL AGOldenburg (Oldb), NIEDERSACHSEN 4mo Design, plan, and project IT services; develop technical standards, security, and architecture concepts; administer, monitor, and optimize network and system operations.
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Fachinformatiker (m/w/s) für Systemintegration im Automotive Umfeld Seidenspinner Hybrid IT GmbHDettingen unter Teck, BADEN_WUERTTEMBERG 4mo Ensure smooth technical operations for customers by understanding and optimizing various IT processes.
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IT-Support (m/w/d) in Teilzeit (60% / 24 Std./Woche) Ultralen Film GmbHRemote 4mo End-to-end administration and strategic development of IT infrastructure across multiple company locations, including server/network management, SAP Business One administration, and user support.
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?Senior IT System Engineer Exchange (w/m/d) Remote 4mo Ensure smooth operation of customer IT environments, specifically focusing on Microsoft Exchange and Windows Server administration, troubleshooting, and security implementation.
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IT-Systemadministrator (m/w/d) - Infrastruktur & Produktion Sitex-Textile Dienstleistungen Simeonsbetriebe GmbHWuppertal, NORDRHEIN_WESTFALEN 4mo Maintaining the IT infrastructure and production systems for a large industrial laundry company serving hospitals and care facilities.
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?Systems Engineer m/w/d Goch, NORDRHEIN_WESTFALEN 4mo Planning, implementation, and operation of IT system landscapes for service and infrastructure projects, including 1st/2nd-level support and client/server infrastructure management.
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IT‑Spezialist Backup (m/w/d) Schüco International KGRemote 4mo Design, implement, and optimize enterprise-wide backup solutions, ensuring stability, compliance, and future-proofing for a global market leader in window and facade systems.
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Infrastructure Operations Specialist (m/w/d) BKK firmus KdöRBremen, BREMEN 4mo Monitoring and maintaining server, network, and virtualization environments to ensure stable operations for a health insurance provider.
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Administrator IT Systeme und Infrastruktur (w/m/d) LUG aircargo handling GmbH Zweigniederlassung Frankfurt a.M.Frankfurt am Main, HESSEN 4mo Administration and support of IT infrastructure, including Windows clients, Microsoft infrastructure, Active Directory, and network security.
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IT System Engineer Citrix (w/m/d) Bechtle AGBonn, NORDRHEIN_WESTFALEN 4mo Administration of Citrix virtual Apps and Desktop (XenApp, XenDesktop) and/or Citrix Gateway (Netscaler), managing complex AD and GPO structures, and administering Windows Server environments.
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Sr. Systems Administrator ZetaglobalHyderabad, India 4mo Managing day-to-day operations of global infrastructure including data center, hardware, operating systems, virtualization, and backups.
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Sistemista - La Spezia EverienceLa Spezia, Liguria, it 23k–26k4mo Full-time on-site IT systems administration and infrastructure management for Windows Server environments.
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Systemadministrator (m/w/d) Klinikum Ernst Von Bergmann gGmbHPotsdam, BRANDENBURG 4mo Administration of Windows domains, servers, and network infrastructure for a hospital's IT systems, including security, device management, and user support.
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IT-Systemadministrator Microsoft 365 (m/w/d) recruitIT ConsultingMünchen, BAYERN 4mo Administering clients, Windows Server, networks, and Microsoft 365 cloud services to ensure stable IT operations.
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Fachinformatiker für Systemintegration (m/w/d) Diedrich Sandersfeld GmbH & Co. KGBremen, BREMEN 4mo Responsible for the maintenance and development of existing in-house solutions, server and network administration, and IT security.
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Systemadministrator (m/w/d) - Schwerpunkt IT-Sicherheit FFG Flensburger Fahrzeugbau GmbHFlensburg, SCHLESWIG_HOLSTEIN 4mo Administration of IT systems with a focus on IT security, including network/firewall management, system hardening, and governance.
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IT- Supporter (m/w/d) Genan GmbHOranienburg, BRANDENBURG 4mo Senior IT Supporter ensuring high quality and continuity of IT solutions for office and shopfloor staff across multiple German locations and Denmark.
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IT-Systemadministrator (m/w/d) ibb house of engineering GmbHBayreuth, BAYERN 4mo Managing IT infrastructure, systems, and security for engineering and training operations.
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