Windows Systems Administration
3,371 open positions
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Server and Application Administrator↗ Romulus DigitalRiver Valley, S00, SG 15d Administer, secure, and optimise server, cloud, and application environments supporting clients' day-to-day business operations.
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Administrador de Sistemas↗ Adecco Permanent RecruitmentLisbon, Portugal 15d System Administrator & Security professional ensuring availability, integrity, and confidentiality of critical IT infrastructures for a reference bank.
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Ingeniero de Soporte Técnico e infrestructura↗ Grupo NxtHipódromo, DIF, MX $240k–$300k15d Lead Technical Support Engineer responsible for coordinating IT support tickets, managing hardware/software lifecycle, and overseeing physical and virtual infrastructure for an energy and technology company.
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IT-Administrator (d/m/w) IT-Operations Akkodis Germany Tech Experts GmbHDresden, SACHSEN 15d Operate and evolve hybrid IT infrastructure, ensure system stability and security, and provide user support across international locations.
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IT-Systemadministrator / IT-Allrounder (m/w/d) Diakonie Hochfranken Zentrale Dienste GmbHHof, Saale, BAYERN 15d Central IT infrastructure support and administration for Diakonie Hochfranken societies, including 1st/2nd level user support, Windows desktop/server management, and cloud infrastructure expansion.
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IT-Systemadministrator*in (m/w/d) Wasserversorgungs-Zweckverband Maifeld-Eifel in MayenMayen, RHEINLAND_PFALZ 15d Operating and managing IT infrastructure, user access, and network security for a drinking water supply team serving 80,000 people.
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IT-Spezialist Infrastruktur (m/w/d) Kummer Consulting GmbHRemote €75k15d Ensuring stable operation and evolution of existing IT systems landscape, including server, workstation, and central IT services administration.
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Stellenangebot Fachinformatiker Systemintegration Karlsruhe (m/w/d) ab sofort 12systems GmbHRemote 15d Operate and evolve heterogeneous customer infrastructures including Windows, Hyper-V, M365, Exchange, LAN, and WAN systems.
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IT-Systemadministrator mit Schwerpunkt IT-Sicherheit (m/w/d) Zweckverband für AbfallwirtschaftDörfles-Esbach, BAYERN 15d Ensuring stability, security, and availability of a heterogeneous IT infrastructure for a public waste management association.
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IT System Engineer (m/w/d) Streck Transportges. mbH Internationale SpeditionFreiburg im Breisgau, BADEN_WUERTTEMBERG 15d Design, installation, and configuration of on-premises and Azure hybrid Windows systems, ensuring performance, availability, and IT security.
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Systemadministrator (m/w/d) Vermessungsbüro Bibl Wolfgang BiblTutzing, BAYERN 15d Managing IT infrastructure, servers, and workstations for a surveying office.
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IT-Systemadministrator (m/w/d) Bennet Consulting GmbHDeutschland €65k15d Administration, maintenance, and development of existing IT infrastructure, ensuring smooth operation of Windows clients and servers.
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IT-Administrator (m/w/d) Fachklinik Feldberg GmbHFeldberger Seenlandschaft, MECKLENBURG_VORPOMMERN 15d Managing and evolving the IT infrastructure, ensuring stable and secure operations, and supporting digitalization of clinical processes.
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IT-Administrator (alle Menschen) Hans-Jörg EberhardtWehingen, Württemberg, BADEN_WUERTTEMBERG 15d IT infrastructure administration and support for an international manufacturer of wire solutions.
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Senior Systemadministrator (m/w/d) DIS AG GermanyRemote 15d Monitoring servers, implementing new systems, optimizing and maintaining virtualization solutions, and planning infrastructure projects for a tourism client.
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IT-Generalist:in (all genders) mit Leidenschaft für Forschung Universitätsklinikum Hamburg-Eppendorf GB Personal, Recht & OrganisationRemote €64k15d IT Generalist supporting researchers at the intersection of IT, Research Dean's Office, and Clinical Research & Translation, ensuring data and functions are available for patient care and research.
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Senior Systemadministrator (w/m/d) Telcat Multicom GmbHHalberstadt, SACHSEN_ANHALT €57k15d Installation, operation, and monitoring of complex IT and network components (LAN, WAN, WLAN) and server infrastructure for clients.
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IT-Systemadministrator (m/w/d) PESC Consulting Daniela ScholzLudwigsburg, Württemberg, BADEN_WUERTTEMBERG 15d Administration, configuration, and monitoring of VMware vSphere, Citrix, Windows Server, and Active Directory infrastructure for an industrial manufacturing company.
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Senior Systemadministrator im Systemhaus (m/w/d) in Direktvermittlung FERCHAU GmbH Niederlassung KielKiel, SCHLESWIG_HOLSTEIN 15d Operating, maintaining, and securing server, virtualization, and network environments for clients, including migration from on-premises to colocation.
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Infrastructure Engineer Placement - 12 months - Leicester↗ NextLeicester, England, UK 15d Trainee Infrastructure Engineer supporting corporate infrastructure security, robustness, and future-readiness for a retail company.
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Senior Microsoft Infrastructure Specialist / Workplace Services (m/w/d) (m/w/d) Hays AGRemote 15d Managing and modernizing a large-scale Microsoft-based server infrastructure and workplace services environment.
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Systemadministrator:in (w/d/m) für Windows und Softwareverteilung Stiftung Preußischer Kulturbesitz - Der PräsidentBerlin, BERLIN 15d Administration and development of software distribution on the baramundi platform, managing Windows/Linux server and client systems, and creating automated installation packages.
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Systemadministrator (w/m/d) Medizinischer Dienst Thüringen HauptverwaltungWeimar, Thüringen, THUERINGEN 15d Operating and administering network technology/IP-telephony infrastructure, Microsoft Active Directory, and ensuring data protection and security for a social medical advisory service.
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System Administrator↗ Rsr Infotech Pvt LtdMH, IN ₹336k–₹360k15d Manage IT infrastructure, provide end-user support, implement IT solutions, and ensure information security compliance.
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Robotron Datenbank-Software GmbH: System – und Netzwerkadministrator (m/w/d) Robotron Datenbank Software GmbHDresden, SACHSEN 15d Secure and support the IT infrastructure and network landscape for a corporate group with approximately 600 workstations.
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Systemadministrator/ IT-Fachmann (m/w/d) meiko Textil GmbHSchirgiswalde-Kirschau, SACHSEN 15d Managing and optimizing IT infrastructure including servers, networks, and client support for a German professional cleaning products manufacturer.
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IT Infrastructure & Operations Manager↗ Wolters Kluwer 15d Manage and optimize enterprise IT infrastructure, ensuring system reliability, security, and efficiency through hardware/software configuration, network engineering, and project leadership.
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Senior Citrix Infrastructure Specialist KyndrylBrno, Jihomoravský kraj, Czechia 15d Primary Level 3 escalation authority and technical owner for mission-critical Citrix enterprise environments, ensuring platform stability, security, and modernization.
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Summer 2027 Infrastructure Compute Operations enGen Undergraduate Intern HighmarkhealthPA, Working at Home - Pennsylvania, US 15d Summer intern supporting enterprise infrastructure technologies powering critical healthcare applications and business operations.
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Japanese IT Operation Support Engineer HpeDalian, Liaoning, China 15d IT Operation Support Engineer responsible for system implementation, maintenance, operations management, and customer-facing technical interactions.
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IT Engineer - File Services & Backup (m/w/d) STRABAG BRVZ GMBH & CO.KGKöln, NORDRHEIN_WESTFALEN 16d Administration and operation of global Windows Server file infrastructure, backup systems, and complex data storage structures.
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IT-Administrator m/w/d PerZukunft Arbeitsvermittlung GmbH & Co. KGBerlin, BERLIN 16d Administration of Windows Server 2008 environments, LAN/WAN infrastructure, and network security solutions for a training center.
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IT-Systemadminstrator (gn) Experis GmbHRemote €65k–€75k16d Managing and evolving backup systems, ensuring SAN/VMware/server landscape operations, and handling 2nd/3rd-level support.
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Cloud & Infrastructure, Engineer Master-WorksRiyadh, Riyadh Province, Saudi Arabia 16d Manage, support, monitor, and secure enterprise application hosting environments ensuring high availability, performance, and security.
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Technicien(ne) Informatique & Numérique - TOURVILLE LA RIVIERE Fonction publique TerritorialeFrance 17d Support the municipality's digital transition by modernizing IT infrastructure, securing systems, and digitizing administrative practices.
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Senior Systems Engineer – MSP PCS IT and VoiceUSA $70k–$82k17d Senior escalation resource for complex IT issues across Windows desktop, server, network, and application environments for diverse client sites.
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Ingénieure / Ingénieur Active Directory F/H CapgeminiToulouse, Haute-Garonne 17d Technical reference for Active Directory environments, ensuring security, maintenance, and incident management across divisions.
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TECNICO INFORMATICO JUNIOR UMANA S.p.A.Marcon, Provincia di Venezia 23k–26k17d Junior IT technician supporting System & Network Engineering team by configuring cloud devices and services, resolving system issues, and managing backup infrastructure and cybersecurity.
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TECNICO INFORMATICO EurointerimStra, Provincia di Venezia €24k17d Monitoring and optimizing network infrastructure, IT systems, and client systems; installing, configuring, and maintaining servers; providing technical support and troubleshooting for Windows, Microsoft 365, and cloud environments.
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IT Infrastructure & Cybersecurity Specialist LhhProvincia di Trento, Trentino-Alto Adige 17d Manage, secure, and optimize enterprise IT infrastructure, network services, and digital environments to ensure reliable and secure operations across the organization.
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Senior System Administrator (m/f/d) ACS Group AGRemote €32k17d Ensuring stability, security, and evolution of multi-site IT infrastructure, acting as a technical escalation point for complex issues.
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System- und Netzwerkadministrator (m/w/d) Robotron Datenbank-SoftwareDresden, SACHSEN 17d Managing IT infrastructure including systems, networks, security, and support for hardware and software.
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IT Allrounder (m/w/d), WEINBERGMAIER (OÖ) WEINBERGMAIER GmbHWolfern, OBEROESTERREICH €38k17d IT Allrounder supporting operational IT operations, infrastructure, and gradually transitioning to applications, processes, and cloud services for a frozen convenience food manufacturer.
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IT System- und Netzwerkadministrator (m/w/d) Schmieder GmbH UnternehmensberatungRemote 17d Administration, monitoring, and development of server, network, and system landscapes to ensure smooth IT operations.
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Systems Engineer CharlesriverassociatesBoston, MA $100k–$125k17d Install, configure, operate, maintain, and troubleshoot Windows servers, VMware vSphere, and hybrid cloud infrastructure in a global environment.
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