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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Windows System Administrator - **Company:** Serco Group plc - **Location:** Darmstadt, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Access, Microsoft Windows, Active Directory, Artificial Intelligence, Microsoft Azure, Configuration Management, CompTIA Security+, Dynamic Host Configuration Protocol, Disaster Recovery, Domain Name System (DNS), Knowledge Management, Windows Servers, Dell PowerEdge, Windows PowerShell, Software Maintenance, Systems Integration, Transmission Control Protocol (TCP), Network Switches, Data Processing, Information Technology, Cisco - **Published:** July 18, 2026 - **Apply:** https://de.indeed.com/viewjob?jk=ad80edd90af7f646 ## About the Role * Bachelor's degree in Computer Science, Information Technology, or a related discipline. * A minimum of 5 years of relevant professional experience. * Expert-level experience in Windows Server administration, including installation, patching, hardening, and troubleshooting. * Experience administering and securing Active Directory, DNS, and DHCP. * Proficiency in PowerShell scripting and automation. * Experience with backup and disaster recovery procedures. * Knowledge of security hardening and Privileged Access Management (PAM). * Experience with enterprise server platforms, including Cisco UCS, Dell, HPE ProLiant, and Lenovo systems. * Knowledge of storage connectivity and integration. * Good understanding of TCP/IP networking. * Knowledge of ITIL service management principles. * Experience working in 24/7 operational environments. * Ability to produce technical documentation and work independently. * Professional proficiency in written and spoken English. Desirable * Microsoft Certified: Windows Server Hybrid Administrator (AZ-800). * Microsoft Certified: Identity and Access Administrator (SC-300). * Microsoft Certified: Azure Administrator Associate (AZ-104) and/or Azure Solutions Architect Expert (AZ-305). * CompTIA Security+ certification. * Experience administering Cisco UCS environments. * Experience in the aerospace or satellite industry. ## Description Serco has made significant contributions at EUMETSAT in Darmstadt, supporting a diverse range of meteorological satellite missions and projects. Serco provides essential engineering, technical, and management services, playing a crucial role in the operation and maintenance of satellite ground segments. Its expertise in satellite control, data processing, and system integration has earned the company accolades, including "Excellence in Service" awards from EUMETSAT. Serco's dedicated efforts ensure the reliable dissemination of vital weather and climate data, underscoring its commitment to innovation and excellence in the field of meteorological satellite operations., Routine Operations * Monitor Windows Server systems and identify hardware, software, and performance issues. * Perform initial investigations and act as the primary point of contact for Windows-related operational matters. * Participate in daily mission operations coordination meetings and regular anomaly review boards. * Maintain configuration baselines, system inventories, and configuration management documentation. * Administer enterprise server platforms, including Cisco UCS, Dell PowerEdge, HPE ProLiant, and Lenovo systems. * Monitor system health through the analysis of system logs and operational telemetry. Preventive Maintenance * Plan and execute hardware and software upgrades, ensuring compatibility and minimal operational impact. * Install, configure, and optimise operating systems and software for performance. * Administer infrastructure components, including server chassis and network switches. * Develop and maintain PowerShell scripts and operational procedures to automate routine tasks. * Create and maintain technical documentation for system upgrades and configuration changes. Corrective Actions * Ensure operational configurations can be restored following hardware or system failures. * Define, maintain, and verify backup and recovery procedures. * Liaise with external service providers for hardware and software maintenance activities. * Diagnose and resolve hardware, software, storage, and performance issues. * Provide stand-by and on-call support to ensure operational continuity. Optimisation & Engineering * Identify recurring operational tasks and implement automation solutions. * Leverage AI-assisted tools to improve operational efficiency and knowledge management. * Recommend system enhancements and operational improvements through re-engineering initiatives. * Troubleshoot and resolve complex system anomalies and service outages. * Develop and maintain technical documentation and maintenance procedures. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Implementing continuous delivery in a data processing pipeline](https://www.wearedevelopers.com/videos/73-implementing-continuous-delivery-in-a-data-processing-pipeline) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Hacking MSSQL on Cloud. All of them. 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