Firewall Engineer (m/f/d)

Giesecke+Devrient; München; Vor Ort; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

Giesecke+Devrient in Munich is looking for a professional to join their network security team. The role involves managing enterprise firewall environments and ensuring compliance with service level agreements. Candidates should have experience with Palo Alto Networks firewalls and strong networking knowledge. Fluency in English and good German skills are essential. This is an opportunity to work in a dynamic international environment with a focus on quality and reliability.

Qualifikationen

• Proven experience in administering enterprise firewall environments.
• Strong networking knowledge, particularly in Internet technologies.
• Solid understanding of IT security principles and architectures.

Aufgaben

• Administration and operation of enterprise firewall environments.
• Planning and execution of firewall rollouts and migrations.
• Ensuring compliance with defined SLAs during ticket handling.
• Configuration and implementation of firewall rules and NAT policies.
• Collaboration with internal teams for secure network operations.

Kenntnisse

Palo Alto Networks firewalls

Networking knowledge

IT security principles

English communication

German communication

Jobbeschreibung

G+D makes the lives of billions of people around the world more secure. We create trust in the digital age with integrated security technologies in three business areas: Digital Security, Financial Platforms and Currency Technology. We have been a reliable partner for our customers for over 170 years with our innovative solutions for SecurityTech! We are an international technology group and traditional family business with over 14,000 employees in 40 countries. Creating Confidence is our path to success. Trust is the basis of our co-operation within G+D. Maybe soon for you too?

Join our network security team and take responsibility for protecting and evolving a global enterprise firewall landscape in a dynamic international environment.

Your responsibilities

• Administration and operation of enterprise firewall environments across global cloud, data center, and branch locations
• Planning, coordination, and execution of firewall rollouts, migrations, and lifecycle activities
• Ensuring compliance with defined SLAs, including response and resolution times during ticket handling
• Creation, implementation, and documentation of changes within the scope of the firewall service
• Development, maintenance, and continuous improvement of infrastructure and security documentation
• Configuration and implementation of firewall rules, NAT policies, and routing adjustments
• Regular review of existing firewall rule sets and execution of policy clean-ups to ensure security and performance best practices
• Support in troubleshooting and resolving network connectivity and security-related incidents
• Collaboration with internal teams and international stakeholders to ensure stable and secure network operations
• Proven experience in administering enterprise firewall environments, ideally with Palo Alto Networks firewalls
• Strong networking knowledge, particularly in Internet technologies, routing protocols, IPv4, and IPv6
• Solid understanding of IT security principles, network security architectures, and best practices
• Familiarity with ITIL-based service management processes is an advantage
• Structured, service-oriented working style with a strong focus on quality and reliability
• Ability to communicate effectively with international stakeholders in a professional environment
• Fluent English and good German language skills, both written and spoken