Windows Systems Administration
3,385 open positions
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(Senior) IT-Administrator (m/w/d) LS telcom AGLichtenau, Baden, BADEN_WUERTTEMBERG 8mo Administration of Microsoft Windows operating systems, system services, servers, and network components including security, monitoring, and user support.
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IT-Systemadministrator (m/w/d) Rostocker Fracht- und Fischereihafen GmbHRostock, MECKLENBURG_VORPOMMERN 8mo Administration of existing IT hardware and software, ensuring system availability, providing user support, and implementing IT security and data protection measures.
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IT-Systemadministrator (m/w/d) Kremer IT-Service GmbHDinslaken, NORDRHEIN_WESTFALEN 8mo Ensuring efficient operation of servers, networks, and hardware for medical facilities including hospitals, labs, and clinics.
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Fachinformatiker für Systemintegration VetSoftOne GmbHGarbsen, NIEDERSACHSEN 8mo Administration of on-premises Windows Servers, MSSQL databases, and IIS web servers to ensure the security and performance of cloud-based veterinary practice software.
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Fachinformatiker Systemintegration/ IT-Systemadmin. (m/w/d) Sambus GmbHHamburg, HAMBURG 8mo IT system administration and security implementation for small and medium-sized enterprise clients.
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Ab sofort suchen wir eine/n Dozent (w/m/d) für Fachinformatik-Systemintegration am Standort Düren EVB-Training GmbHDüren, Rheinland, NORDRHEIN_WESTFALEN 8mo Teaching and examining vocational IT courses for System Integration and Application Development at a training center.
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IT-Systemadministrator (m/w) in Greifswald Gryps-Computer - Inh. Volker SchnaakGreifswald, Hansestadt, MECKLENBURG_VORPOMMERN 8mo Full-time IT System Administrator providing proactive maintenance, remote support, and on-site visits for small and medium-sized enterprises in Mecklenburg-Vorpommern.
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IT-Systemadministrator (m/w/d) – Infrastruktur & Security, ProLicht GmbH ProLicht GmbHHildesheim, NIEDERSACHSEN 8mo Maintain and secure the IT infrastructure, including servers, networks, security systems, and client devices for a European advertising technology company.
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IT Supervisor LesaffreMalang, East Java, id 8mo Maintain, monitor, and support the organization's IT infrastructure including servers, networks, storage systems, and related hardware/software to ensure optimal performance, security, and availability.
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IT-Systemadministrator (m/w/d) Fieldservice ISG Intermed Service GmbH & Co. KGNeuruppin, BRANDENBURG 8mo Build and maintain local client environments, handle network and server tasks, and support IT solutions for medical supply logistics partners.
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System Administrator - L2 AssystemGurugram, HR, in 8mo Provisioning, installation, configuration, operation, maintenance, and patching of ESX, Microsoft Windows, and LINUX based system hardware and software infrastructure.
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IT- Systemintegratoren (m/w/d) Team Data GmbHOsnabrück, NIEDERSACHSEN 8mo Plan, analyze, operate, and optimize customer IT infrastructure including security, servers, networks, and virtualization.
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IT System Administrator (m/w/d) Windows oder Linux Akkodis Germany Tech Experts GmbHRemote 8mo System administration and monitoring of server systems, including installation, configuration, optimization, and client management.
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Senior IT-Supporter [m/w/d] Bolde GmbHAltenholz (Kiel) / Kiel / Kaltenkirchen 8mo Operating, developing, and modernizing Microsoft-based IT environments for mid-sized enterprise clients, covering on-site and remote support.
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System Engineer (m/w/d) Exchange & Active Directory Kramer & Crew GmbH & Co. KGRemote 8mo Responsible for the stable operation, availability, performance, and security of Active Directory and Exchange (On-Premise, Hybrid, Online) Microsoft infrastructure.
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Windows Server Senior Engineer - Cloud Platform Enablement Department (CPED) RakutenTokyo, Japan 8mo Design, implement, and operate Windows Server infrastructure and Active Directory for Rakuten Mobile store staff and partner companies.
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Fachinformatiker (m/w/d) Systemintegration (Vollzeit) E-systems Ihr Systemhaus GmbH & Co. KGWitten, NORDRHEIN_WESTFALEN 8mo Planning, implementation, and operation of customer IT system landscapes, including infrastructure, network, and IT security.
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itacom GmbHOschatz, SACHSEN 8mo Administration, planning, installation, and troubleshooting of PC, server, storage, firewall, router, and telephony systems for clients.
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Sr Staff Systems Engineer ConnectSecaucus, NJ $125k8mo Architect, deploy, and maintain scalable on-premise Windows infrastructure, identity management, and enterprise IT services globally.
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Operations Engineer (all genders) Enreach GmbHRemote 9mo Operate and maintain the company's own Cloud-UC service (SwyxON), including architecture planning, server administration, and IT service management processes.
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Senior IT-Systemadministrator (m/w/d) GD Gesundheitsdienst GmbHRemote 9mo Maintaining and developing IT systems, administering server and network infrastructure, and providing 2nd-level support for a group of companies in online pharmacy and health product distribution.
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Integration Engineer Lead Expert InetumLisbon, Lisbon, pt 9mo Design, implement, and support Citrix & VDI infrastructure projects, including system configuration, tuning, and 3rd line troubleshooting.
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Mitarbeiter/in IT - Systemintegration iSystems GmbHMönchengladbach, NORDRHEIN_WESTFALEN 9mo Planning, implementation, and maintenance of IT networks, installations, and system administration for a growing company.
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IT-System Engineer (m/w/d) DIS AG - Office & Management -Freiburg im Breisgau, BADEN_WUERTTEMBERG €60k–€75k9mo Design, implementation, and maintenance of scalable IT systems and infrastructure for an energy sector client.
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Sie möchten Ihre Fähigkeiten in herausfordernden und innovativen Projekten einsetzen? Kreevo GmbHRemote 9mo Implementing and maintaining IT infrastructures for corporate clients, including server setup, network administration, and cloud management.
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Sie möchten Ihre Fähigkeiten in herausfordernden und innovativen Projekten einsetzen? Copythek Lausitz GmbHRemote 9mo Administration and maintenance of virtualized server environments, cloud infrastructure, and network components for a diverse client base.
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IT-Systemintegrator (m/w/d) Kapelan Medien GmbHHalle (Saale), SACHSEN_ANHALT 9mo Planning, implementing, and maintaining IT systems, networks, applications, and infrastructure for clients and internal operations.
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IT-Systemspezialist/-in (m/w/d) Netzwerker-Dresden GmbHRemote 9mo IT specialist providing consultation, administration, and implementation of server and backup solutions for clients.
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Senior IT-Administrator (m/w/d) – Standort Bremen-Nord Griepenstroh Personalvermittlung GmbHBremen, BREMEN 9mo End-to-end responsibility for the development and maintenance of the IT infrastructure, ensuring the functionality of hardware and software across the entire company.
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IT Netzwerk- und Serveradministrator/-in (m/w/d) MKN Maschinenfabrik Kurt Neubauer GmbH & Co. KGWolfenbüttel, Niedersachsen, NIEDERSACHSEN 9mo Installation, configuration, and maintenance of network components and server infrastructure to ensure high availability and performance.
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Fachinformatiker / IT-Administrator (m/w/d) FG FINANZ-SERVICE AktiengHeilbronn, Neckar, BADEN_WUERTTEMBERG 9mo Providing first and second-level IT support and managing IT infrastructure for internal staff at a financial services firm.
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IT System Administrator (m/w/d) Richter lighting technologies GmbHHeubach, Württemberg, BADEN_WUERTTEMBERG 9mo Ensuring high service availability and stability of IT infrastructure for a company with over 100 employees.
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IT-Systemadministrator (m/w/d) – Fachinformatiker für Systemintegration Schubert Computer Beratung GmbH & Co. KGStraßberg bei Plauen, SACHSEN 9mo IT system administration and support for client networks, servers, and infrastructure.
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Fachinformatiker Systemintegration (m/w/d) IT-Administrator „Interne IT“ OAS AGBremen, BREMEN 9mo Internal IT Administrator responsible for the stable, secure, and future-proof operation of the company's IT infrastructure, with a focus on Microsoft-based systems and cloud services.
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IT-Systemadministrator (w/m/d) ECD Electronic Components GmbH DresdenDresden, SACHSEN 9mo Administration and maintenance of IT infrastructure including servers, clients, and networks for a hardware manufacturer and EMS service provider.
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IT-Administrator (m/w/d) P+P Pöllath + Partners Rechtsanwälte und Steuerberater mbBBerlin 9mo Managing IT infrastructure for 500+ clients and 150+ servers across three locations, including cloud services, AD, Exchange, SCCM, Citrix, VMware, SQL, and Enterprise Vault.
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IT-Professional (m/w/d) große Austing GmbHRemote 9mo IT specialist and system architect providing technical support, network administration, and server management for clients in the Oldenburg Münsterland region.
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IT-Administrator (m/w/d) – Schwerpunkt IT-Infrastruktur Alexander Bürkle GmbH & Co.KG ElektrogroßhandelFreiburg im Breisgau, BADEN_WUERTTEMBERG 9mo Administration and operation of IT infrastructure including virtualization, servers, firewalls, and network systems.
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IT-Systemadministrator/in Laakirchen Papier AGLaakirchen, OBEROESTERREICH €48k9mo Design, adapt, and expand complex IT infrastructure across multiple locations for the Heinz Group, focusing on network, server/system, and security.
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IT-Systemadministrator / IT-Mitarbeiter Systembetreuung (m/w/d) TA Bildungszentrum GmbHHameln, NIEDERSACHSEN 9mo Administration and support of existing IT systems, servers, networks, and user devices in a production environment.
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IT‑Systemadministrator (m/w/d) ETC engineering & technology consulting GmbHBurgau, Schwaben, BAYERN 9mo Support and development of customer IT systems, including server, network, and virtualization administration.
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Senior IT-Techniker (m/w/d) bei dyna bcs dyna bcs Informatik GmbHRemote 9mo Independent support and development of IT infrastructures for clients on-site and remotely, including planning and implementation of IT projects (servers, network, security, cloud) and complex technical problem solving.
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Fachinformatiker|-in (m/w/d) Schlegel und Wegner GbR Bavaria HeadhunterStraubing, BAYERN 9mo IT point of contact for employees, implementing digitalization and AI tools, and maintaining servers and network environments.
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Team-Mitglied / Team-Leiter Technik (IT) MH-Computersysteme GmbH & Co. KGHanau, HESSEN 9mo Design, build, and maintain network infrastructures and virtual server environments for mid-sized companies in the Rhein-Main region.
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Systemadministrator (gn) IT-Betrieb WorkidentityRemote 9mo Maintaining and evolving internal IT infrastructure, including Linux/Windows servers, Microsoft 365, Kubernetes, and LDAP.
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