IT Security Engineer (m/f/d)

As an IT Security Engineer (m/f/d), you will be responsible for strengthening and protecting our organization's IT environment against evolving cyber threats. You will work closely with infrastructure, software, and operational teams to design, implement, and maintain security controls that ensure the optimum, integrity, and availability of our systems and data. We are looking for a hands-on security professional who is passionate about cybersecurity, enjoys complex challenges, and thrives in a fast-paced, innovative environment.

What is your Day to Day Mission:

Monitor, analyze, and respond to security events, alerts, and incidents

develop and enforce security policies in collaboration with internal stakeholders, taking into account industry-specific compliance requirements

Perform system hardening and security baseline management for servers, endpoints, and critical infrastructure components.

Support the deployment and administration of security solutions search as Endpoint Detection & Response (EDR), SIEM, vulnerability management, and identity security platforms.

Design, implementation, and operation of firewall infrastructures using Fortinet and Sophos technologies.

Manage and improve access control concepts, identity management processes, and privileged access security.

Support for audits and certifications in accordance with industry-specific security standards (e.g., BSI Basic Protection, ISO/IEC 27001)

IT Collaboration with national and international subsidiaries

Investigate emerging threats, measured new security technologies, and contribute to the continuous enhancement of our cybersecurity posture.

Support for user network issues.

Create and maintain documentation, standards, and operational procedures.

What you bring to the team:

A degree in Computer Science, Cyber Security, Information Technology, or a comparable qualification. A plus would be CCNA, CompTIA+

Professional experience in IT security, system administration, infrastructure engineering.

Good understanding of cybersecurity principles, attack vectors, threat detection, and incident response processes.

Hands-on experience with security technologies such as EDR/XDR, SIEM, vulnerabilitys, firewalls, or identity and access management solutions.

Knowledge of Windows environments; experience with Linux systems is highly desirable.

Familiarity with Microsoft 365 security services, Entra ID, Intune, and cloud security concepts.

Work with cloud security tools like Microsoft Defender for Cloud, Azure Security Center

Understanding of networking, including TCP/IP, DNS, VPNs, firewalls, and network segmentation.

A proactive mindset, high attention to detail, and a genuine passion for cybersecurity.

Excellent communication skills and the ability to interact effectively across technical and non-technical teams.

fluency in English; German language skills are considered a plus.

Why Quantum-Systems: We believe in the power of combined efforts: tech expertise paired with a customer-centric focus.

We are industry pioneers who are ambitious, bold, and visionary.

We push limits, think outside-the-box and strive for technological excellence shape to the future of aerial data.

We promise to be your runway for individual and professional growth.

Our benefits: Company pension scheme: We support you so that you can already make commissions for later.

Flexible working hours: With trust-based working hours, you are not only responsible for your working hours, but so for your work-life balance.

Mobile Work: If things get a little busy in the office, you have the option to work remotely one flexible day per week to create the right balance.

Stay active: With EGYM Wellpass, you get access to thousands of fitness and sports facilities — and of course, we subsidize the membership.

Bike leasing: We support you in staying environmentally mobile and healthy.

Corporate Benefits: Your opportunity for attractive offers and discounts from well-known suppliers and brands, e.g. Adidas, Apple, Expedia.

Employee events: We not only want to grow together, but so celebrate our successes together.

Lunch-Card: Be powerful with delicious energy, daily lunch budget is sponsored.

Company Shuttle: Enjoy our convenient shuttle service that picks you up from Pasing in Munich and brings you to our location, with return trips at the end of the workday.

About us: Quantum Systems develops advanced autonomous systems for defense and security operations across multiple domains, powered by integrated software and AI. Quantum Systems is at the forefront of AI-powered aerial, ground, naval robotics, developing a family of smart systems that go far beyond traditional drones. Built on a foundation of in-house hardware, software and AI, our systems transform data into critical insights, empowering decision-making across security, defense and public safety, as well as for the commercial, industrial and GIS sectors. Our integrated system with industry leading endurance, enable seamless interoperability and software interconnectivity. On-board AI powers multi-modality sensing, autonomous navigation, anti-jamming, swarm and more. Our commitment: We are an open-minded company that not only values diversity, but advertises it. Regardless of gender, age, ethnic origin, religion, sexual orientation or disability, we believe that the diversity of our 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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