• Manage complex network infrastructures across global environments
• Working at an international Cyber Security company

Firmenprofil

Our client is a globally active C yber Security company headquartered in Germany, specializing in secure digital solutions. The company develops and operates platforms that support critical digital services across various industries. With a strong focus on cloud technologies, automation, and compliance, it offers a dynamic and innovation-driven work environment. The culture emphasizes technical excellence, collaboration, and continuous improvement, supported by agile methodologies and international teams. The Senior Network Engineer (m/f/d) role is based in Berlin , but can be done almost fully Remote .

Aufgabengebiet

• Configure, operate, and maintain network infrastructure including Juniper SRX firewalls, QFX/EX switches, Fortinet FortiGate firewalls, FortiSwitches, and OPNsense firewalls
• Manage Microsoft Azure networking components and services
• Implement firewall policies, VPN connections (IPsec), and secure access methods based on zero-trust and least-privilege principles
• Monitor network health, traffic, and performance using Prometheus, Grafana Loki, and OpsGenie
• Deploy and optimize reverse proxies (HAProxy, Traefik) and DNS configurations for high availability
• Apply Infrastructure-as-Code principles using Ansible (and optionally Terraform)
• Troubleshoot and analyze network issues using Wireshark, nmap, and vendor-specific tools
• Document configurations and contribute to continuous improvement of network operations

Anforderungsprofil

• Solid hands-on experience in operational network engineering in enterprise or global data center environments
• Proven expertise with Juniper EX, QFX, SRX platforms, Fortinet FortiGate, FortiSwitches, and OPNsense
• Strong understanding of network protocols (BGP, OSPF, RIP), VPN technologies (IPsec), secure network design, and Zero Trust principles
• Familiarity with reverse proxy services, DNS management, and performance optimization
• Proficiency in Ansible (Terraform is a plus) for network automation
• Experience with monitoring and logging tools
• Fluent English skills (German is a plus) and strong communication, documentation, and problem-solving abilities

Vergütungspaket

• Work with modern cloud technologies and security-focused solutions
• International projects and cross-functional collaboration
• Flexible working hours and almost full-remote setting
• Opportunities for professional development and certifications
• Open company culture with flat hierarchies
• Competitive salary package and additional benefits