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, were scaling internationally — and were 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.

️ As IT System Manager, youll have full ownership of Luxquantas 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.

Infrastructure & 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 27001 Lead Implementer) — strong plus
~ Familiarity with Zero Trust, CIS Controls or NIST — a plus

Competitive salary + private health insurance + ticket guardería
Hybrid working model with adaptable hours
Short Fridays during

📌 IT Manager (Castro Urdiales)
🏢 LuxQuanta
📍 Castro Urdiales