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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # It System Manager - **Company:** Luxquanta - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Microsoft Azure, Cyber Security, Network Administration, Zero Trust Network Access, Virtual Local Area Networks, Wide Area Networks, Wireless Networks, Working Model 2D, System Availability, Information Technology, CIS Benchmarks, Network Server - **Published:** August 15, 2026 - **Apply:** https://www.buscojobs.com.es/it-system-manager-en-madrid-ID-367396017 ## About the Role Degree in Computer Science, IT, or Telecommunications 3-5 years of hands-on experience in IT systems administration or infrastructure, ideally in a fast-paced or regulated environment Spanish & English: professional working proficiency Cybersecurity certification (CISM, CISSP, ISO ***** Lead Implementer) - strong plus Experience with regulatory frameworks such as ENS, ISO ***** or GDPR - strong plus Familiarity with Zero Trust, CIS Controls or NIST - a plus Hybrid working model with flexible hours Short Fridays during the summer Subsidized lunch at the office (under €2!) We are committed to building a diverse and inclusive workplace and welcome applications from candidates of all backgrounds and experience levels. #J-*****-Ljbffr ## Description We are hiring!Join Luxquanta as an IT System Manager At Luxquanta, we are pioneering the Quantum Communications industry, delivering solutions that use the properties of quantum physics to secure communications.Five years in, we're scaling internationally - and we're looking for a technical leader who wants to own the IT infrastructure of a deep-tech company handling truly sensitive, classified information from day one.About the RoleAs IT System Manager, you'll have full ownership of Luxquanta's internal IT infrastructure - from cloud environments to air-gapped networks.In a company where IT security and system availability are regulatory requirements, not just operational nice-to-haves, this role carries real technical authority and direct influence over how we scale securely.Main Tasks & ResponsibilitiesInfrastructure & Operations: Deploy, maintain and monitor servers, network and endpoint infrastructure, manage our Microsoft Azure environment, and lead backup and disaster recovery planning and testing.End-User Support & Device Management: Be the technical backbone for all employees - manage MDM, own IT onboarding/offboarding end-to-end, and deliver IT inductions for new hires.Network Administration: Design and monitor our LAN/WAN/wireless infrastructure, manage VLANs and firewall segmentation, and maintain isolated networks for classified information.Compliance & Governance: Keep IT documentation and security policies current, support ENS/GDPR audits, and report regularly on infrastructure status and risk.Degree in Computer Science, IT, or Telecommunications 3-5 years of hands-on experience in IT systems administration or infrastructure, ideally in a fast-paced or regulated environment Spanish & English: professional working proficiency Cybersecurity certification (CISM, CISSP, ISO ***** Lead Implementer) - strong plus Experience with regulatory frameworks such as ENS, ISO ***** or GDPR - strong plus Familiarity with Zero Trust, CIS Controls or NIST - a plus Hybrid working model with flexible hours Short Fridays during the summer Subsidized lunch at the office (under €2!) We are committed to building a diverse and inclusive workplace and welcome applications from candidates of all backgrounds and experience levels.#J-*****-Ljbffr ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Kubernetes Security - Challenge and Opportunity](https://www.wearedevelopers.com/videos/412-kubernetes-security-challenge-and-opportunity) - [A practical guide to writing secure Dockerfiles](https://www.wearedevelopers.com/videos/109-a-practical-guide-to-writing-secure-dockerfiles) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Enabling automated 1-click customer deployments with built-in quality and security](https://www.wearedevelopers.com/videos/83-enabling-automated-1-click-customer-deployments-with-built-in-quality-and-security) - [Introduction to Azure Machine Learning](https://www.wearedevelopers.com/videos/368-introduction-to-azure-machine-learning) ## Related Articles - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [IT Salaries in UK](https://www.wearedevelopers.com/magazine/288-it-salaries-in-uk)