IT Security Engineer (m/f/d)

Quantum-Systems GmbH; Germany (OH); On-site; USD 80,000 - 100,000; Full time

Benefits offered by this job

Company pension scheme

Flexible working hours

Mobile Work

EGYM Wellpass membership

Corporate Benefits

Employee events

Sponsored lunch

Company Shuttle

Job summary

Quantum-Systems GmbH is looking for an IT Security Engineer to strengthen and protect our IT environment against cyber threats. You will work closely with infrastructure and operational teams to implement security controls ensuring system confidentiality and integrity.

Ideal candidates should have a degree in Computer Science or Cybersecurity, strong experience in IT security, and familiarity with security technologies. The role offers flexible working hours and a vibrant work environment aimed at individual growth.

Qualifications

• A degree in Computer Science, Cyber Security, or a comparable qualification.
• Professional experience in IT security and system administration.
• Good understanding of cybersecurity principles and incident response processes.

Responsibilities

• Monitor and respond to security incidents.
• Develop and enforce security policies.
• Perform system hardening and manage security controls.

Skills

IT security

Incident response

Network security

Cybersecurity principles

Communication skills

Linux systems

Education

Degree in Computer Science, Cyber Security, or Information Technology

Tools

EDR/XDR

SIEM

Vulnerability scanners

Firewalls

Microsoft Defender for Cloud

Job description

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 confidentiality, integrity, and availability of our systems and data. We are looking for a hands‑on security professional who is passionate about cybersecurity, enjoys solving 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 such 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, evaluate 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, vulnerability scanners, 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 collaborate 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 combinedefforts: straightforward tech expertisepaired with a customer‑centric focus.

• We are industry pioneerswho are ambitious, bold,and visionary.

• We push limits, thinkoutside-the-box and strivefor technological excellence toshape the future of aerial data.

• We promise to be your runwayfor individual and professionalgrowth.

Our benefits:

• Company pension scheme: We support you so that you can already make provisions for later.

• Flexible working hours: With trust‑based working hours, you are not only responsible for your working hours, but also 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 also 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 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.