As an IT Infrastructure & Security Manager (m/f/d), you will play a vital role in maintaining, securing, and continuously improving our IT landscape across multiple locations. Working closely with internal stakeholders and technical teams, you will help ensure the reliability, performance, and security of our infrastructure while supporting the company's growth and innovation. We are looking for a hands‑on professional who combines strong infrastructure expertise with a security‑first mindset and enjoys working in a dynamic, international environment.
What is your Day to Day Mission:
Manage and maintain our IT infrastructure, including Windows and Linux servers, cloud services, and endpoint devices.
In regard to security administer and optimize Microsoft 365 services, including Entra ID, Intune, Exchange Online
Implement, monitor, and continuously improve security controls, policies, and best practices across the organization.
What you bring to the team:
A degree in Computer Science, Information Technology, or a comparable qualification and professional experience (CCNA, CompTIA+).
Good knowledge of Microsoft 365 administration, including Intune, Entra ID, and related cloud services.
Solid understanding of IT security principles, endpoint protection, identity management, and system hardening.
Solid knowledge of networking concepts, including TCP/IP, DNS, DHCP, VPNs, and firewalls.
Why Quantum‑Systems:
Our benefits:
Corporate Benefits: Your opportunity for attractive offers and discounts from well‑known suppliers and brands, e.g. Adidas, Apple, Expedia.
About us:
Quantum Systems specialises in the development, design, and production of small Unmanned Aerial Systems (sUAS). The company’s range of electric vertical take‑off and landing (eVTOL) sUAS are built to maximize range and versatility and to provide operators with a seamless user experience. By integrating cutting‑edge software capabilities, like edge computing and real‑time AI‑powered data processing, Quantum Systems is building next‑generation UAS for clients in defence, security, public sectors.
Our commitment:
We are an open‑minded company that not only values diversity, but actively promotes it. Regardless of gender, age, ethnic origin, religion, sexual orientation or disability, we firmly believe that the diversity of our employees is an essential part of our success.
At our company, every voice is heard and every perspective is valued. We believe that our differences enrich us and help us to find creative solutions and generate innovative ideas. We pride ourselves on creating an inclusive work environment where all employees can reach their full potential.
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