> Markdown version of [/jobs/ext/2022683-windows-systems-administrator](https://www.wearedevelopers.com/jobs/ext/2022683-windows-systems-administrator). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Windows Systems Administrator - **Company:** Destinus Sa - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Confluence, JIRA, Microsoft Azure, Microsoft Online Services, Software as a Service, Configuration Management, Dynamic Host Configuration Protocol, Distributed File Systems, Domain Name System (DNS), Virtual Private Networks (VPN), Microsoft Windows SDK, Windows Servers, Networking Basics, Routing, OpenID, Paessler Router Traffic Grapher, Windows PowerShell, Zero Trust Network Access, Security Assertion Markup Language (SAML), Microsoft SharePoint, Security Information and Event Management, Systems Integration, TCP/IP, Virtual Local Area Networks, Firewalls (Computer Science), Microsoft InTune, Storage Technologies, Information Technology, SolarWinds (Software), Deployment Automation, Vmware - **Published:** August 11, 2026 - **Apply:** https://www.buscojobs.com.es/windows-systems-administrator-en-madrid-ID-366608451 ## About the Role Bachelor's degree in Information Technology, Computer Science, or equivalent experience 5+ years in Windows systems administration with broad Microsoft platform exposure Strong Windows Server and Active Directory skills (DNS, DHCP, Group Policy, DFS, replication) Strong Microsoft 365 administration skills, including identity, access control, automation, device management, monitoring, and incident resolution Experience with automation and scripting using PowerShell Understanding of virtualisation solutions (VMware / Hyper?V) and storage technologies Deep understanding of OIDC, SAML 2.0, SCIM, and MFA flows; experience integrating SaaS platforms with Entra ID Solid understanding of network fundamentals (TCP/IP, VLANs, routing, firewalls, VPNs) Familiarity with monitoring platforms (PRTG, SolarWinds, SIEM tools) Knowledge of Zero Trust principles and modern cybersecurity frameworks (ISO *****, ABDO, NIS2) Certifications (Advantageous) Microsoft Certified - Microsoft 365 Administrator Expert or Azure Administrator Associate Security+ or equivalent security?focused credential MCSA / MCSE (Windows Server) or equivalent demonstrated experience Who You Are You move fast, think sharp, and stay steady when things get complex. You love diving into Windows and Microsoft environments and solving problems across systems without getting boxed in. Ownership motivates you, collaboration fuels you, and security is always on your mind. You communicate clearly, act with integrity, and bring a proactive, improvement?driven mindset to everything you touch. You want to make real impact in a place where innovation is the everyday baseline. #J-*****-Ljbffr ## Description Imagine stepping into a place where every system you touch powers teams that are redefining aerospace and defence.As our Windows Systems Administrator, you will play a key role in managing, securing, and optimising a broad range of IT systems across the organisation.This role requires deep hands?on experience across Microsoft 365, Windows Server, Active Directory, and related infrastructure, while maintaining a proactive security mindset.We are looking for someone who can ensure the reliability, scalability, and security of all systems supporting business operations.At Destinus, we are revolutionising the defence industry with cutting?edge Unmanned Aerial Vehicles (UAVs).Our innovative technologies are designed to meet the unique demands of modern defence operations, delivering unparalleled speed, precision, and cost?effectiveness.Destinus partners with government agencies and defence organisations worldwide to provide advanced solutions for mission?critical operations.Join us in shaping the future of defence.What You ?ll DoAdministration, monitoring, and optimisation of Microsoft 365 services (Exchange Online, SharePoint, Teams, Defender, Entra ID, Intune)Support and maintain Windows Server environments - Active Directory, DNS, DHCP, Group Policy, file services, system patching, and backupsManage endpoint devices via Intune and Autopilot, including policy configuration, compliance baselines, and device lifecycle managementAdminister and customise Atlassian Jira and Confluence, ensuring alignment with team workflows and integrationsApply security best practices across systems, ensuring compliance, monitoring, and incident?response readinessTroubleshoot complex infrastructure issues across systems, cloud platforms, and applicationsProvide consultation to IT support specialists on software and hardware configuration; assist in resolving complex incidentsContribute to IT strategy discussions and propose improvements to enhance performance, security, and reliability of IT systemsMaintain accurate documentation of IT systems, configurations, and processesWhat You'll NeedBachelor's degree in Information Technology, Computer Science, or equivalent experience5+ years in Windows systems administration with broad Microsoft platform exposureStrong Windows Server and Active Directory skills (DNS, DHCP, Group Policy, DFS, replication)Strong Microsoft 365 administration skills, including identity, access control, automation, device management, monitoring, and incident resolutionExperience with automation and scripting using PowerShellUnderstanding of virtualisation solutions (VMware / Hyper?V) and storage technologiesDeep understanding of OIDC, SAML 2.0, SCIM, and MFA flows; experience integrating SaaS platforms with Entra IDSolid understanding of network fundamentals (TCP/IP, VLANs, routing, firewalls, VPNs)Familiarity with monitoring platforms (PRTG, SolarWinds, SIEM tools)Knowledge of Zero Trust principles and modern cybersecurity frameworks (ISO *****, ABDO, NIS2)Certifications (Advantageous)Microsoft Certified - Microsoft 365 Administrator Expert or Azure Administrator AssociateSecurity+ or equivalent security?focused credentialMCSA / MCSE (Windows Server) or equivalent demonstrated experienceWho You AreYou move fast, think sharp, and stay steady when things get complex.You love diving into Windows and Microsoft environments and solving problems across systems without getting boxed in.Ownership motivates you, collaboration fuels you, and security is always on your mind.You communicate clearly, act with integrity, and bring a proactive, improvement?driven mindset to everything you touch.You want to make real impact in a place where innovation is the everyday baseline.#J-*****-Ljbffr ## Related Videos - [Develop enterprise-ready applications for Microsoft Teams with Azure resources on modern web technologies](https://www.wearedevelopers.com/videos/187-develop-enterprise-ready-applications-for-microsoft-teams-with-azure-resources-on-modern-web-technologies) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)